Decouple more tests from context

260 files changed, 583 insertions, 369 deletions

diff --git a/src/main/java/org/traccar/protocol/AdmProtocol.java b/src/main/java/org/traccar/protocol/AdmProtocol.java
index d1d81118c..8c5e2de0d 100644
--- a/src/main/java/org/traccar/protocol/AdmProtocol.java
+++ b/src/main/java/org/traccar/protocol/AdmProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class AdmProtocol extends BaseProtocol {
@@ -29,7 +30,7 @@ public class AdmProtocol extends BaseProtocol {
                 Command.TYPE_CUSTOM);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new AdmFrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new AdmProtocolEncoder(AdmProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/AisProtocol.java b/src/main/java/org/traccar/protocol/AisProtocol.java
index 3b9cad7c8..5697d7f3f 100644
--- a/src/main/java/org/traccar/protocol/AisProtocol.java
+++ b/src/main/java/org/traccar/protocol/AisProtocol.java
@@ -19,13 +19,14 @@ import io.netty.handler.codec.string.StringDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class AisProtocol extends BaseProtocol {
 
     public AisProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new AisProtocolDecoder(AisProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/AlematicsProtocol.java b/src/main/java/org/traccar/protocol/AlematicsProtocol.java
index 8da2356b9..1e68949ae 100644
--- a/src/main/java/org/traccar/protocol/AlematicsProtocol.java
+++ b/src/main/java/org/traccar/protocol/AlematicsProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class AlematicsProtocol extends BaseProtocol {
 
     public AlematicsProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new AlematicsFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/AnytrekProtocol.java b/src/main/java/org/traccar/protocol/AnytrekProtocol.java
index 9bd0c9163..8c020e64e 100644
--- a/src/main/java/org/traccar/protocol/AnytrekProtocol.java
+++ b/src/main/java/org/traccar/protocol/AnytrekProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 import java.nio.ByteOrder;
 
@@ -27,7 +28,7 @@ public class AnytrekProtocol extends BaseProtocol {
     public AnytrekProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(ByteOrder.LITTLE_ENDIAN, 1024, 2, 2, 2, 0, true));
                 pipeline.addLast(new AnytrekProtocolDecoder(AnytrekProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/ApelProtocol.java b/src/main/java/org/traccar/protocol/ApelProtocol.java
index 382aa16af..0c0d6279e 100644
--- a/src/main/java/org/traccar/protocol/ApelProtocol.java
+++ b/src/main/java/org/traccar/protocol/ApelProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 import java.nio.ByteOrder;
 public class ApelProtocol extends BaseProtocol {
@@ -26,7 +27,7 @@ public class ApelProtocol extends BaseProtocol {
     public ApelProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(ByteOrder.LITTLE_ENDIAN, 1024, 2, 2, 4, 0, true));
                 pipeline.addLast(new ApelProtocolDecoder(ApelProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/AplicomProtocol.java b/src/main/java/org/traccar/protocol/AplicomProtocol.java
index 2b9dbf97c..21556bd69 100644
--- a/src/main/java/org/traccar/protocol/AplicomProtocol.java
+++ b/src/main/java/org/traccar/protocol/AplicomProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class AplicomProtocol extends BaseProtocol {
 
     public AplicomProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new AplicomFrameDecoder());
                 pipeline.addLast(new AplicomProtocolDecoder(AplicomProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/AppelloProtocol.java b/src/main/java/org/traccar/protocol/AppelloProtocol.java
index 1ca4168e4..919c8ab62 100644
--- a/src/main/java/org/traccar/protocol/AppelloProtocol.java
+++ b/src/main/java/org/traccar/protocol/AppelloProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class AppelloProtocol extends BaseProtocol {
 
     public AppelloProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/AquilaProtocol.java b/src/main/java/org/traccar/protocol/AquilaProtocol.java
index 5ca1ec091..72161ccec 100644
--- a/src/main/java/org/traccar/protocol/AquilaProtocol.java
+++ b/src/main/java/org/traccar/protocol/AquilaProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class AquilaProtocol extends BaseProtocol {
 
     public AquilaProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/Ardi01Protocol.java b/src/main/java/org/traccar/protocol/Ardi01Protocol.java
index f7826430f..ba9dc9dfa 100644
--- a/src/main/java/org/traccar/protocol/Ardi01Protocol.java
+++ b/src/main/java/org/traccar/protocol/Ardi01Protocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Ardi01Protocol extends BaseProtocol {
 
     public Ardi01Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/ArknavProtocol.java b/src/main/java/org/traccar/protocol/ArknavProtocol.java
index 3b485e4a5..76db3781c 100644
--- a/src/main/java/org/traccar/protocol/ArknavProtocol.java
+++ b/src/main/java/org/traccar/protocol/ArknavProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class ArknavProtocol extends BaseProtocol {
 
     public ArknavProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '\r'));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/ArknavX8Protocol.java b/src/main/java/org/traccar/protocol/ArknavX8Protocol.java
index a29bc1ad3..55d2c58f9 100644
--- a/src/main/java/org/traccar/protocol/ArknavX8Protocol.java
+++ b/src/main/java/org/traccar/protocol/ArknavX8Protocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class ArknavX8Protocol extends BaseProtocol {
 
     public ArknavX8Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, ';'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/ArmoliProtocol.java b/src/main/java/org/traccar/protocol/ArmoliProtocol.java
index 5f36012af..70e70c89b 100644
--- a/src/main/java/org/traccar/protocol/ArmoliProtocol.java
+++ b/src/main/java/org/traccar/protocol/ArmoliProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class ArmoliProtocol extends BaseProtocol {
 
     public ArmoliProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, ";;", ";\r", ";"));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/ArnaviProtocol.java b/src/main/java/org/traccar/protocol/ArnaviProtocol.java
index aecb42c8c..18af4e9be 100644
--- a/src/main/java/org/traccar/protocol/ArnaviProtocol.java
+++ b/src/main/java/org/traccar/protocol/ArnaviProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class ArnaviProtocol extends BaseProtocol {
 
     public ArnaviProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new ArnaviFrameDecoder());
                 pipeline.addLast(new ArnaviProtocolDecoder(ArnaviProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/AstraProtocol.java b/src/main/java/org/traccar/protocol/AstraProtocol.java
index 12b0dfb68..c79c7f6fc 100644
--- a/src/main/java/org/traccar/protocol/AstraProtocol.java
+++ b/src/main/java/org/traccar/protocol/AstraProtocol.java
@@ -19,20 +19,21 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class AstraProtocol extends BaseProtocol {
 
     public AstraProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 1, 2, -3, 0));
                 pipeline.addLast(new AstraProtocolDecoder(AstraProtocol.this));
             }
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new AstraProtocolDecoder(AstraProtocol.this));
             }
         });
diff --git a/src/main/java/org/traccar/protocol/At2000Protocol.java b/src/main/java/org/traccar/protocol/At2000Protocol.java
index 5894f3eab..44bb11b94 100644
--- a/src/main/java/org/traccar/protocol/At2000Protocol.java
+++ b/src/main/java/org/traccar/protocol/At2000Protocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class At2000Protocol extends BaseProtocol {
 
     public At2000Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new At2000FrameDecoder());
                 pipeline.addLast(new At2000ProtocolDecoder(At2000Protocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/AtrackProtocol.java b/src/main/java/org/traccar/protocol/AtrackProtocol.java
index 429708b26..65cd5194e 100644
--- a/src/main/java/org/traccar/protocol/AtrackProtocol.java
+++ b/src/main/java/org/traccar/protocol/AtrackProtocol.java
@@ -18,6 +18,7 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class AtrackProtocol extends BaseProtocol {
@@ -27,7 +28,7 @@ public class AtrackProtocol extends BaseProtocol {
                 Command.TYPE_CUSTOM);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new AtrackFrameDecoder());
                 pipeline.addLast(new AtrackProtocolEncoder(AtrackProtocol.this));
                 pipeline.addLast(new AtrackProtocolDecoder(AtrackProtocol.this));
@@ -35,7 +36,7 @@ public class AtrackProtocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new AtrackProtocolEncoder(AtrackProtocol.this));
                 pipeline.addLast(new AtrackProtocolDecoder(AtrackProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/AuroProtocol.java b/src/main/java/org/traccar/protocol/AuroProtocol.java
index b8ebdaa75..f05b3f71c 100644
--- a/src/main/java/org/traccar/protocol/AuroProtocol.java
+++ b/src/main/java/org/traccar/protocol/AuroProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class AuroProtocol extends BaseProtocol {
 
     public AuroProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/AustinNbProtocol.java b/src/main/java/org/traccar/protocol/AustinNbProtocol.java
index 32bfc0aae..18a1c6c6a 100644
--- a/src/main/java/org/traccar/protocol/AustinNbProtocol.java
+++ b/src/main/java/org/traccar/protocol/AustinNbProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class AustinNbProtocol extends BaseProtocol {
 
     public AustinNbProtocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new AustinNbProtocolDecoder(AustinNbProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/AutoFonProtocol.java b/src/main/java/org/traccar/protocol/AutoFonProtocol.java
index 08b5edc7d..36d384c94 100644
--- a/src/main/java/org/traccar/protocol/AutoFonProtocol.java
+++ b/src/main/java/org/traccar/protocol/AutoFonProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class AutoFonProtocol extends BaseProtocol {
 
     public AutoFonProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new AutoFonFrameDecoder());
                 pipeline.addLast(new AutoFonProtocolDecoder(AutoFonProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/AutoGradeProtocol.java b/src/main/java/org/traccar/protocol/AutoGradeProtocol.java
index c6dbb681e..c9d997163 100644
--- a/src/main/java/org/traccar/protocol/AutoGradeProtocol.java
+++ b/src/main/java/org/traccar/protocol/AutoGradeProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class AutoGradeProtocol extends BaseProtocol {
 
     public AutoGradeProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, ')'));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/AutoTrackProtocol.java b/src/main/java/org/traccar/protocol/AutoTrackProtocol.java
index 6aa7558bf..99a59fad7 100644
--- a/src/main/java/org/traccar/protocol/AutoTrackProtocol.java
+++ b/src/main/java/org/traccar/protocol/AutoTrackProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 import java.nio.ByteOrder;
 public class AutoTrackProtocol extends BaseProtocol {
@@ -26,7 +27,7 @@ public class AutoTrackProtocol extends BaseProtocol {
     public AutoTrackProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(ByteOrder.LITTLE_ENDIAN, 1024, 5, 2, 2, 0, true));
                 pipeline.addLast(new AutoTrackProtocolDecoder(AutoTrackProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/AvemaProtocol.java b/src/main/java/org/traccar/protocol/AvemaProtocol.java
index dbfab4dea..69d2cbfa7 100644
--- a/src/main/java/org/traccar/protocol/AvemaProtocol.java
+++ b/src/main/java/org/traccar/protocol/AvemaProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class AvemaProtocol extends BaseProtocol {
 
     public AvemaProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/Avl301Protocol.java b/src/main/java/org/traccar/protocol/Avl301Protocol.java
index 71fc7cb26..bae4de7d0 100644
--- a/src/main/java/org/traccar/protocol/Avl301Protocol.java
+++ b/src/main/java/org/traccar/protocol/Avl301Protocol.java
@@ -19,13 +19,14 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Avl301Protocol extends BaseProtocol {
 
     public Avl301Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(256, 2, 1, -3, 0));
                 pipeline.addLast(new Avl301ProtocolDecoder(Avl301Protocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/B2316Protocol.java b/src/main/java/org/traccar/protocol/B2316Protocol.java
index 7f08870ce..5b9d297f9 100644
--- a/src/main/java/org/traccar/protocol/B2316Protocol.java
+++ b/src/main/java/org/traccar/protocol/B2316Protocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class B2316Protocol extends BaseProtocol {
 
     public B2316Protocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new B2316ProtocolDecoder(B2316Protocol.this));
diff --git a/src/main/java/org/traccar/protocol/BceProtocol.java b/src/main/java/org/traccar/protocol/BceProtocol.java
index c5e1dd04c..2d92894aa 100644
--- a/src/main/java/org/traccar/protocol/BceProtocol.java
+++ b/src/main/java/org/traccar/protocol/BceProtocol.java
@@ -18,6 +18,7 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class BceProtocol extends BaseProtocol {
@@ -27,7 +28,7 @@ public class BceProtocol extends BaseProtocol {
                 Command.TYPE_OUTPUT_CONTROL);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new BceFrameDecoder());
                 pipeline.addLast(new BceProtocolEncoder(BceProtocol.this));
                 pipeline.addLast(new BceProtocolDecoder(BceProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/BlackKiteProtocol.java b/src/main/java/org/traccar/protocol/BlackKiteProtocol.java
index 617a24d7a..e464b18d1 100644
--- a/src/main/java/org/traccar/protocol/BlackKiteProtocol.java
+++ b/src/main/java/org/traccar/protocol/BlackKiteProtocol.java
@@ -19,13 +19,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class BlackKiteProtocol extends BaseProtocol {
 
     public BlackKiteProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new GalileoFrameDecoder());
                 pipeline.addLast(new BlackKiteProtocolDecoder(BlackKiteProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/BlueProtocol.java b/src/main/java/org/traccar/protocol/BlueProtocol.java
index d5dc5c421..9d42e386e 100644
--- a/src/main/java/org/traccar/protocol/BlueProtocol.java
+++ b/src/main/java/org/traccar/protocol/BlueProtocol.java
@@ -19,13 +19,14 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class BlueProtocol extends BaseProtocol {
 
     public BlueProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 1, 2, -2, 0));
                 pipeline.addLast(new BlueProtocolDecoder(BlueProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/BoxProtocol.java b/src/main/java/org/traccar/protocol/BoxProtocol.java
index dfea15938..72a13c94a 100644
--- a/src/main/java/org/traccar/protocol/BoxProtocol.java
+++ b/src/main/java/org/traccar/protocol/BoxProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class BoxProtocol extends BaseProtocol {
 
     public BoxProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '\r'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/C2stekProtocol.java b/src/main/java/org/traccar/protocol/C2stekProtocol.java
index 804621fd3..da490aedc 100644
--- a/src/main/java/org/traccar/protocol/C2stekProtocol.java
+++ b/src/main/java/org/traccar/protocol/C2stekProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class C2stekProtocol extends BaseProtocol {
 
     public C2stekProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, false, "$AP"));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/CalAmpProtocol.java b/src/main/java/org/traccar/protocol/CalAmpProtocol.java
index 232e72a8c..056f23d01 100644
--- a/src/main/java/org/traccar/protocol/CalAmpProtocol.java
+++ b/src/main/java/org/traccar/protocol/CalAmpProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class CalAmpProtocol extends BaseProtocol {
 
     public CalAmpProtocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CalAmpProtocolDecoder(CalAmpProtocol.this));
             }
         });
diff --git a/src/main/java/org/traccar/protocol/CarTrackProtocol.java b/src/main/java/org/traccar/protocol/CarTrackProtocol.java
index e340fba25..133fd8036 100644
--- a/src/main/java/org/traccar/protocol/CarTrackProtocol.java
+++ b/src/main/java/org/traccar/protocol/CarTrackProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class CarTrackProtocol extends BaseProtocol {
 
     public CarTrackProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, "##"));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/CarcellProtocol.java b/src/main/java/org/traccar/protocol/CarcellProtocol.java
index f08ab3bd9..489b1d1de 100644
--- a/src/main/java/org/traccar/protocol/CarcellProtocol.java
+++ b/src/main/java/org/traccar/protocol/CarcellProtocol.java
@@ -21,6 +21,7 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class CarcellProtocol extends BaseProtocol {
@@ -31,7 +32,7 @@ public class CarcellProtocol extends BaseProtocol {
                 Command.TYPE_ENGINE_RESUME);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '\r'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/CarscopProtocol.java b/src/main/java/org/traccar/protocol/CarscopProtocol.java
index 2c754a97f..d4c246c59 100644
--- a/src/main/java/org/traccar/protocol/CarscopProtocol.java
+++ b/src/main/java/org/traccar/protocol/CarscopProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class CarscopProtocol extends BaseProtocol {
 
     public CarscopProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '^'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/CastelProtocol.java b/src/main/java/org/traccar/protocol/CastelProtocol.java
index 44c52d68f..ee5432753 100644
--- a/src/main/java/org/traccar/protocol/CastelProtocol.java
+++ b/src/main/java/org/traccar/protocol/CastelProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 import java.nio.ByteOrder;
@@ -30,7 +31,7 @@ public class CastelProtocol extends BaseProtocol {
                 Command.TYPE_ENGINE_RESUME);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(ByteOrder.LITTLE_ENDIAN, 1024, 2, 2, -4, 0, true));
                 pipeline.addLast(new CastelProtocolEncoder(CastelProtocol.this));
                 pipeline.addLast(new CastelProtocolDecoder(CastelProtocol.this));
@@ -38,7 +39,7 @@ public class CastelProtocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CastelProtocolEncoder(CastelProtocol.this));
                 pipeline.addLast(new CastelProtocolDecoder(CastelProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/CastelProtocolEncoder.java b/src/main/java/org/traccar/protocol/CastelProtocolEncoder.java
index dc694da28..0fb4bf8b4 100644
--- a/src/main/java/org/traccar/protocol/CastelProtocolEncoder.java
+++ b/src/main/java/org/traccar/protocol/CastelProtocolEncoder.java
@@ -18,10 +18,9 @@ package org.traccar.protocol;
 import io.netty.buffer.ByteBuf;
 import io.netty.buffer.Unpooled;
 import org.traccar.BaseProtocolEncoder;
-import org.traccar.Context;
+import org.traccar.Protocol;
 import org.traccar.helper.Checksum;
 import org.traccar.model.Command;
-import org.traccar.Protocol;
 
 import java.nio.charset.StandardCharsets;
 
@@ -34,7 +33,7 @@ public class CastelProtocolEncoder extends BaseProtocolEncoder {
     private ByteBuf encodeContent(long deviceId, short type, ByteBuf content) {
 
         ByteBuf buf = Unpooled.buffer(0);
-        String uniqueId = Context.getIdentityManager().getById(deviceId).getUniqueId();
+        String uniqueId = getIdentityManager().getById(deviceId).getUniqueId();
 
         buf.writeByte('@');
         buf.writeByte('@');
diff --git a/src/main/java/org/traccar/protocol/CautelaProtocol.java b/src/main/java/org/traccar/protocol/CautelaProtocol.java
index 452bdf8d4..13f3770b7 100644
--- a/src/main/java/org/traccar/protocol/CautelaProtocol.java
+++ b/src/main/java/org/traccar/protocol/CautelaProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class CautelaProtocol extends BaseProtocol {
 
     public CautelaProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/CellocatorProtocol.java b/src/main/java/org/traccar/protocol/CellocatorProtocol.java
index d910877cf..6532848ac 100644
--- a/src/main/java/org/traccar/protocol/CellocatorProtocol.java
+++ b/src/main/java/org/traccar/protocol/CellocatorProtocol.java
@@ -18,6 +18,7 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class CellocatorProtocol extends BaseProtocol {
@@ -27,7 +28,7 @@ public class CellocatorProtocol extends BaseProtocol {
                 Command.TYPE_OUTPUT_CONTROL);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CellocatorFrameDecoder());
                 pipeline.addLast(new CellocatorProtocolEncoder(CellocatorProtocol.this));
                 pipeline.addLast(new CellocatorProtocolDecoder(CellocatorProtocol.this));
@@ -35,7 +36,7 @@ public class CellocatorProtocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CellocatorProtocolEncoder(CellocatorProtocol.this));
                 pipeline.addLast(new CellocatorProtocolDecoder(CellocatorProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/CguardProtocol.java b/src/main/java/org/traccar/protocol/CguardProtocol.java
index 9157ca35c..ad5539fbd 100644
--- a/src/main/java/org/traccar/protocol/CguardProtocol.java
+++ b/src/main/java/org/traccar/protocol/CguardProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class CguardProtocol extends BaseProtocol {
 
     public CguardProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/CityeasyProtocol.java b/src/main/java/org/traccar/protocol/CityeasyProtocol.java
index 8ab4ce93a..28337bde9 100644
--- a/src/main/java/org/traccar/protocol/CityeasyProtocol.java
+++ b/src/main/java/org/traccar/protocol/CityeasyProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class CityeasyProtocol extends BaseProtocol {
@@ -31,7 +32,7 @@ public class CityeasyProtocol extends BaseProtocol {
                 Command.TYPE_SET_TIMEZONE);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 2, 2, -4, 0));
                 pipeline.addLast(new CityeasyProtocolEncoder(CityeasyProtocol.this));
                 pipeline.addLast(new CityeasyProtocolDecoder(CityeasyProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/ContinentalProtocol.java b/src/main/java/org/traccar/protocol/ContinentalProtocol.java
index bc7928fba..bbff3bda6 100644
--- a/src/main/java/org/traccar/protocol/ContinentalProtocol.java
+++ b/src/main/java/org/traccar/protocol/ContinentalProtocol.java
@@ -19,13 +19,14 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class ContinentalProtocol extends BaseProtocol {
 
     public ContinentalProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 2, 2, -4, 0));
                 pipeline.addLast(new ContinentalProtocolDecoder(ContinentalProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/CradlepointProtocol.java b/src/main/java/org/traccar/protocol/CradlepointProtocol.java
index 4a09e0311..7d2270743 100644
--- a/src/main/java/org/traccar/protocol/CradlepointProtocol.java
+++ b/src/main/java/org/traccar/protocol/CradlepointProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class CradlepointProtocol extends BaseProtocol {
 
     public CradlepointProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/DingtekProtocol.java b/src/main/java/org/traccar/protocol/DingtekProtocol.java
index cf2a6c0f5..7864d24df 100644
--- a/src/main/java/org/traccar/protocol/DingtekProtocol.java
+++ b/src/main/java/org/traccar/protocol/DingtekProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class DingtekProtocol extends BaseProtocol {
 
     public DingtekProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new DingtekFrameDecoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/DishaProtocol.java b/src/main/java/org/traccar/protocol/DishaProtocol.java
index 38f49cc05..c81c88c7c 100644
--- a/src/main/java/org/traccar/protocol/DishaProtocol.java
+++ b/src/main/java/org/traccar/protocol/DishaProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class DishaProtocol extends BaseProtocol {
 
     public DishaProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/DmtHttpProtocol.java b/src/main/java/org/traccar/protocol/DmtHttpProtocol.java
index 34568128f..107ec430c 100644
--- a/src/main/java/org/traccar/protocol/DmtHttpProtocol.java
+++ b/src/main/java/org/traccar/protocol/DmtHttpProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.http.HttpResponseEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class DmtHttpProtocol extends BaseProtocol {
 
     public DmtHttpProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HttpResponseEncoder());
                 pipeline.addLast(new HttpRequestDecoder());
                 pipeline.addLast(new HttpObjectAggregator(65535));
diff --git a/src/main/java/org/traccar/protocol/DmtProtocol.java b/src/main/java/org/traccar/protocol/DmtProtocol.java
index 78a5243c0..d84099fac 100644
--- a/src/main/java/org/traccar/protocol/DmtProtocol.java
+++ b/src/main/java/org/traccar/protocol/DmtProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 import java.nio.ByteOrder;
 public class DmtProtocol extends BaseProtocol {
@@ -26,7 +27,7 @@ public class DmtProtocol extends BaseProtocol {
     public DmtProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(ByteOrder.LITTLE_ENDIAN, 1024, 3, 2, 0, 0, true));
                 pipeline.addLast(new DmtProtocolDecoder(DmtProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/DolphinProtocol.java b/src/main/java/org/traccar/protocol/DolphinProtocol.java
index 07c827e18..1e67de8b2 100644
--- a/src/main/java/org/traccar/protocol/DolphinProtocol.java
+++ b/src/main/java/org/traccar/protocol/DolphinProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 import java.nio.ByteOrder;
 
@@ -27,7 +28,7 @@ public class DolphinProtocol extends BaseProtocol {
     public DolphinProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(ByteOrder.LITTLE_ENDIAN, 4096, 20, 4, 4, 0, true));
                 pipeline.addLast(new DolphinProtocolDecoder(DolphinProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/Dsf22Protocol.java b/src/main/java/org/traccar/protocol/Dsf22Protocol.java
index bffc3e419..fcc7e7d55 100644
--- a/src/main/java/org/traccar/protocol/Dsf22Protocol.java
+++ b/src/main/java/org/traccar/protocol/Dsf22Protocol.java
@@ -18,20 +18,21 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Dsf22Protocol extends BaseProtocol {
 
     public Dsf22Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new Dsf22FrameDecoder());
                 pipeline.addLast(new Dsf22ProtocolDecoder(Dsf22Protocol.this));
             }
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new Dsf22ProtocolDecoder(Dsf22Protocol.this));
             }
         });
diff --git a/src/main/java/org/traccar/protocol/DualcamProtocol.java b/src/main/java/org/traccar/protocol/DualcamProtocol.java
index 04c4f2bd1..ba1dc0e4b 100644
--- a/src/main/java/org/traccar/protocol/DualcamProtocol.java
+++ b/src/main/java/org/traccar/protocol/DualcamProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class DualcamProtocol extends BaseProtocol {
 
     public DualcamProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new DualcamFrameDecoder());
                 pipeline.addLast(new DualcamProtocolDecoder(DualcamProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/DwayProtocol.java b/src/main/java/org/traccar/protocol/DwayProtocol.java
index 05fd8b6e7..a729d6401 100644
--- a/src/main/java/org/traccar/protocol/DwayProtocol.java
+++ b/src/main/java/org/traccar/protocol/DwayProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class DwayProtocol extends BaseProtocol {
 
     public DwayProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/EasyTrackProtocol.java b/src/main/java/org/traccar/protocol/EasyTrackProtocol.java
index 972b36077..0c1fec7e8 100644
--- a/src/main/java/org/traccar/protocol/EasyTrackProtocol.java
+++ b/src/main/java/org/traccar/protocol/EasyTrackProtocol.java
@@ -21,6 +21,7 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class EasyTrackProtocol extends BaseProtocol {
@@ -33,7 +34,7 @@ public class EasyTrackProtocol extends BaseProtocol {
                 Command.TYPE_ALARM_DISARM);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, "#\r\n", "#", "\r\n"));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/EelinkProtocol.java b/src/main/java/org/traccar/protocol/EelinkProtocol.java
index 8a055d643..654468ea0 100644
--- a/src/main/java/org/traccar/protocol/EelinkProtocol.java
+++ b/src/main/java/org/traccar/protocol/EelinkProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class EelinkProtocol extends BaseProtocol {
@@ -32,7 +33,7 @@ public class EelinkProtocol extends BaseProtocol {
                 Command.TYPE_REBOOT_DEVICE);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 3, 2));
                 pipeline.addLast(new EelinkProtocolEncoder(EelinkProtocol.this, false));
                 pipeline.addLast(new EelinkProtocolDecoder(EelinkProtocol.this));
@@ -40,7 +41,7 @@ public class EelinkProtocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new EelinkProtocolEncoder(EelinkProtocol.this, true));
                 pipeline.addLast(new EelinkProtocolDecoder(EelinkProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/EgtsProtocol.java b/src/main/java/org/traccar/protocol/EgtsProtocol.java
index 5d4638f37..fb17e41ae 100644
--- a/src/main/java/org/traccar/protocol/EgtsProtocol.java
+++ b/src/main/java/org/traccar/protocol/EgtsProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class EgtsProtocol extends BaseProtocol {
 
     public EgtsProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new EgtsFrameDecoder());
                 pipeline.addLast(new EgtsProtocolDecoder(EgtsProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/EnforaProtocol.java b/src/main/java/org/traccar/protocol/EnforaProtocol.java
index e462ab322..5386787ea 100644
--- a/src/main/java/org/traccar/protocol/EnforaProtocol.java
+++ b/src/main/java/org/traccar/protocol/EnforaProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class EnforaProtocol extends BaseProtocol {
@@ -30,7 +31,7 @@ public class EnforaProtocol extends BaseProtocol {
                 Command.TYPE_ENGINE_RESUME);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 0, 2, -2, 2));
                 pipeline.addLast(new EnforaProtocolEncoder(EnforaProtocol.this));
                 pipeline.addLast(new EnforaProtocolDecoder(EnforaProtocol.this));
@@ -38,7 +39,7 @@ public class EnforaProtocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new EnforaProtocolEncoder(EnforaProtocol.this));
                 pipeline.addLast(new EnforaProtocolDecoder(EnforaProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/EnnfuProtocol.java b/src/main/java/org/traccar/protocol/EnnfuProtocol.java
index 7ef94d83f..e72ff29ba 100644
--- a/src/main/java/org/traccar/protocol/EnnfuProtocol.java
+++ b/src/main/java/org/traccar/protocol/EnnfuProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class EnnfuProtocol extends BaseProtocol {
 
     public EnnfuProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '$'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/EnvotechProtocol.java b/src/main/java/org/traccar/protocol/EnvotechProtocol.java
index 8eb71ee6b..8ccf1776f 100644
--- a/src/main/java/org/traccar/protocol/EnvotechProtocol.java
+++ b/src/main/java/org/traccar/protocol/EnvotechProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class EnvotechProtocol extends BaseProtocol {
 
     public EnvotechProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '#'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/EsealProtocol.java b/src/main/java/org/traccar/protocol/EsealProtocol.java
index fc1d342e1..e63e7ee5f 100644
--- a/src/main/java/org/traccar/protocol/EsealProtocol.java
+++ b/src/main/java/org/traccar/protocol/EsealProtocol.java
@@ -21,6 +21,7 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class EsealProtocol extends BaseProtocol {
@@ -32,7 +33,7 @@ public class EsealProtocol extends BaseProtocol {
                 Command.TYPE_ALARM_DISARM);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/EskyProtocol.java b/src/main/java/org/traccar/protocol/EskyProtocol.java
index fb047c207..dd81f4954 100644
--- a/src/main/java/org/traccar/protocol/EskyProtocol.java
+++ b/src/main/java/org/traccar/protocol/EskyProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class EskyProtocol extends BaseProtocol {
 
     public EskyProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new EskyFrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
@@ -35,7 +36,7 @@ public class EskyProtocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new EskyProtocolDecoder(EskyProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/ExtremTracProtocol.java b/src/main/java/org/traccar/protocol/ExtremTracProtocol.java
index 692fd4e99..4da56a8eb 100644
--- a/src/main/java/org/traccar/protocol/ExtremTracProtocol.java
+++ b/src/main/java/org/traccar/protocol/ExtremTracProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class ExtremTracProtocol extends BaseProtocol {
 
     public ExtremTracProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/FifotrackProtocol.java b/src/main/java/org/traccar/protocol/FifotrackProtocol.java
index 4a0a12ed3..7de8f3f62 100644
--- a/src/main/java/org/traccar/protocol/FifotrackProtocol.java
+++ b/src/main/java/org/traccar/protocol/FifotrackProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class FifotrackProtocol extends BaseProtocol {
@@ -29,7 +30,7 @@ public class FifotrackProtocol extends BaseProtocol {
                 Command.TYPE_REQUEST_PHOTO);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new FifotrackFrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new FifotrackProtocolEncoder(FifotrackProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/FlespiProtocol.java b/src/main/java/org/traccar/protocol/FlespiProtocol.java
index 05b105f93..874be7f68 100644
--- a/src/main/java/org/traccar/protocol/FlespiProtocol.java
+++ b/src/main/java/org/traccar/protocol/FlespiProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.http.HttpResponseEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class FlespiProtocol extends BaseProtocol {
 
     public FlespiProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HttpResponseEncoder());
                 pipeline.addLast(new HttpRequestDecoder(4096, 8192, 128 * 1024));
                 pipeline.addLast(new HttpObjectAggregator(Integer.MAX_VALUE));
diff --git a/src/main/java/org/traccar/protocol/FlexApiProtocol.java b/src/main/java/org/traccar/protocol/FlexApiProtocol.java
index 7f4154f71..87ae8e274 100644
--- a/src/main/java/org/traccar/protocol/FlexApiProtocol.java
+++ b/src/main/java/org/traccar/protocol/FlexApiProtocol.java
@@ -20,6 +20,7 @@ import io.netty.handler.codec.string.StringDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 import java.nio.charset.StandardCharsets;
 
@@ -28,7 +29,7 @@ public class FlexApiProtocol extends BaseProtocol {
     public FlexApiProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(5120));
                 pipeline.addLast(new StringDecoder(StandardCharsets.US_ASCII));
                 pipeline.addLast(new FlexApiProtocolDecoder(FlexApiProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/FlexCommProtocol.java b/src/main/java/org/traccar/protocol/FlexCommProtocol.java
index 9343ebeb8..6e6e59f24 100644
--- a/src/main/java/org/traccar/protocol/FlexCommProtocol.java
+++ b/src/main/java/org/traccar/protocol/FlexCommProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class FlexCommProtocol extends BaseProtocol {
 
     public FlexCommProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new FixedLengthFrameDecoder(2 + 2 + 101 + 5));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/FlexibleReportProtocol.java b/src/main/java/org/traccar/protocol/FlexibleReportProtocol.java
index 0cd55343a..0d6437d83 100644
--- a/src/main/java/org/traccar/protocol/FlexibleReportProtocol.java
+++ b/src/main/java/org/traccar/protocol/FlexibleReportProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class FlexibleReportProtocol extends BaseProtocol {
 
     public FlexibleReportProtocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new FlexibleReportProtocolDecoder(FlexibleReportProtocol.this));
             }
         });
diff --git a/src/main/java/org/traccar/protocol/FlextrackProtocol.java b/src/main/java/org/traccar/protocol/FlextrackProtocol.java
index ddd1d58f0..f80460477 100644
--- a/src/main/java/org/traccar/protocol/FlextrackProtocol.java
+++ b/src/main/java/org/traccar/protocol/FlextrackProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class FlextrackProtocol extends BaseProtocol {
 
     public FlextrackProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, "\r"));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/FoxProtocol.java b/src/main/java/org/traccar/protocol/FoxProtocol.java
index 9bac773b5..a91c2b2c5 100644
--- a/src/main/java/org/traccar/protocol/FoxProtocol.java
+++ b/src/main/java/org/traccar/protocol/FoxProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class FoxProtocol extends BaseProtocol {
 
     public FoxProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, "</fox>"));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/FreedomProtocol.java b/src/main/java/org/traccar/protocol/FreedomProtocol.java
index bc6b92d5f..6a7a2d72e 100644
--- a/src/main/java/org/traccar/protocol/FreedomProtocol.java
+++ b/src/main/java/org/traccar/protocol/FreedomProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class FreedomProtocol extends BaseProtocol {
 
     public FreedomProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/FreematicsProtocol.java b/src/main/java/org/traccar/protocol/FreematicsProtocol.java
index 999b075a1..0220b2030 100644
--- a/src/main/java/org/traccar/protocol/FreematicsProtocol.java
+++ b/src/main/java/org/traccar/protocol/FreematicsProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class FreematicsProtocol extends BaseProtocol {
 
     public FreematicsProtocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new FreematicsProtocolDecoder(FreematicsProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/FutureWayProtocol.java b/src/main/java/org/traccar/protocol/FutureWayProtocol.java
index 73b53ee12..7d2160345 100644
--- a/src/main/java/org/traccar/protocol/FutureWayProtocol.java
+++ b/src/main/java/org/traccar/protocol/FutureWayProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class FutureWayProtocol extends BaseProtocol {
 
     public FutureWayProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new FutureWayFrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/GalileoProtocol.java b/src/main/java/org/traccar/protocol/GalileoProtocol.java
index a1570c9b0..a3cda7fa1 100644
--- a/src/main/java/org/traccar/protocol/GalileoProtocol.java
+++ b/src/main/java/org/traccar/protocol/GalileoProtocol.java
@@ -18,6 +18,7 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class GalileoProtocol extends BaseProtocol {
@@ -28,7 +29,7 @@ public class GalileoProtocol extends BaseProtocol {
                 Command.TYPE_OUTPUT_CONTROL);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new GalileoFrameDecoder());
                 pipeline.addLast(new GalileoProtocolEncoder(GalileoProtocol.this));
                 pipeline.addLast(new GalileoProtocolDecoder(GalileoProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/GalileoProtocolDecoder.java b/src/main/java/org/traccar/protocol/GalileoProtocolDecoder.java
index eb553c5a9..4c6d915d5 100644
--- a/src/main/java/org/traccar/protocol/GalileoProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/GalileoProtocolDecoder.java
@@ -20,7 +20,6 @@ import io.netty.buffer.ByteBufUtil;
 import io.netty.buffer.Unpooled;
 import io.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
-import org.traccar.Context;
 import org.traccar.DeviceSession;
 import org.traccar.NetworkMessage;
 import org.traccar.Protocol;
@@ -239,8 +238,7 @@ public class GalileoProtocolDecoder extends BaseProtocolDecoder {
         return null;
     }
 
-    private Object decodePositions(
-            Channel channel, SocketAddress remoteAddress, ByteBuf buf) throws Exception {
+    private Object decodePositions(Channel channel, SocketAddress remoteAddress, ByteBuf buf) {
 
         int length = (buf.readUnsignedShortLE() & 0x7fff) + 3;
 
@@ -322,7 +320,7 @@ public class GalileoProtocolDecoder extends BaseProtocolDecoder {
         } else {
 
             DeviceSession deviceSession = getDeviceSession(channel, remoteAddress);
-            String uniqueId = Context.getIdentityManager().getById(deviceSession.getDeviceId()).getUniqueId();
+            String uniqueId = getIdentityManager().getById(deviceSession.getDeviceId()).getUniqueId();
 
             position = new Position(getProtocolName());
             position.setDeviceId(deviceSession.getDeviceId());
diff --git a/src/main/java/org/traccar/protocol/GatorProtocol.java b/src/main/java/org/traccar/protocol/GatorProtocol.java
index ca81caefb..a123b36ec 100644
--- a/src/main/java/org/traccar/protocol/GatorProtocol.java
+++ b/src/main/java/org/traccar/protocol/GatorProtocol.java
@@ -19,20 +19,21 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class GatorProtocol extends BaseProtocol {
 
     public GatorProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 3, 2));
                 pipeline.addLast(new GatorProtocolDecoder(GatorProtocol.this));
             }
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new GatorProtocolDecoder(GatorProtocol.this));
             }
         });
diff --git a/src/main/java/org/traccar/protocol/GenxProtocol.java b/src/main/java/org/traccar/protocol/GenxProtocol.java
index c87ba946a..5bd89c512 100644
--- a/src/main/java/org/traccar/protocol/GenxProtocol.java
+++ b/src/main/java/org/traccar/protocol/GenxProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class GenxProtocol extends BaseProtocol {
 
     public GenxProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new GenxProtocolDecoder(GenxProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/Gl100Protocol.java b/src/main/java/org/traccar/protocol/Gl100Protocol.java
index 063e606db..91b039467 100644
--- a/src/main/java/org/traccar/protocol/Gl100Protocol.java
+++ b/src/main/java/org/traccar/protocol/Gl100Protocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Gl100Protocol extends BaseProtocol {
 
     public Gl100Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '\0'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
@@ -36,7 +37,7 @@ public class Gl100Protocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new Gl100ProtocolDecoder(Gl100Protocol.this));
diff --git a/src/main/java/org/traccar/protocol/Gl200Protocol.java b/src/main/java/org/traccar/protocol/Gl200Protocol.java
index e2d0c6d2a..4d74e3116 100644
--- a/src/main/java/org/traccar/protocol/Gl200Protocol.java
+++ b/src/main/java/org/traccar/protocol/Gl200Protocol.java
@@ -15,13 +15,13 @@
  */
 package org.traccar.protocol;
 
+import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
-import io.netty.handler.codec.string.StringEncoder;
-
 public class Gl200Protocol extends BaseProtocol {
 
     public Gl200Protocol() {
@@ -33,7 +33,7 @@ public class Gl200Protocol extends BaseProtocol {
                 Command.TYPE_REBOOT_DEVICE);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new Gl200FrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new Gl200ProtocolEncoder(Gl200Protocol.this));
@@ -42,7 +42,7 @@ public class Gl200Protocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new Gl200ProtocolEncoder(Gl200Protocol.this));
                 pipeline.addLast(new Gl200ProtocolDecoder(Gl200Protocol.this));
diff --git a/src/main/java/org/traccar/protocol/GlobalSatProtocol.java b/src/main/java/org/traccar/protocol/GlobalSatProtocol.java
index e86b5dc30..d5e3a483b 100644
--- a/src/main/java/org/traccar/protocol/GlobalSatProtocol.java
+++ b/src/main/java/org/traccar/protocol/GlobalSatProtocol.java
@@ -21,6 +21,7 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class GlobalSatProtocol extends BaseProtocol {
@@ -32,7 +33,7 @@ public class GlobalSatProtocol extends BaseProtocol {
                 Command.TYPE_OUTPUT_CONTROL);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, "!\r\n", "!"));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/GlobalstarProtocol.java b/src/main/java/org/traccar/protocol/GlobalstarProtocol.java
index 84cd5565b..e829ff37e 100644
--- a/src/main/java/org/traccar/protocol/GlobalstarProtocol.java
+++ b/src/main/java/org/traccar/protocol/GlobalstarProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.http.HttpResponseEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class GlobalstarProtocol extends BaseProtocol {
 
     public GlobalstarProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HttpResponseEncoder());
                 pipeline.addLast(new HttpRequestDecoder());
                 pipeline.addLast(new HttpObjectAggregator(65535));
diff --git a/src/main/java/org/traccar/protocol/GnxProtocol.java b/src/main/java/org/traccar/protocol/GnxProtocol.java
index 3576bf805..c51888336 100644
--- a/src/main/java/org/traccar/protocol/GnxProtocol.java
+++ b/src/main/java/org/traccar/protocol/GnxProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class GnxProtocol extends BaseProtocol {
 
     public GnxProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, "\n\r"));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/GoSafeProtocol.java b/src/main/java/org/traccar/protocol/GoSafeProtocol.java
index aaaffac97..35216436a 100644
--- a/src/main/java/org/traccar/protocol/GoSafeProtocol.java
+++ b/src/main/java/org/traccar/protocol/GoSafeProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class GoSafeProtocol extends BaseProtocol {
 
     public GoSafeProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '#'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
@@ -36,7 +37,7 @@ public class GoSafeProtocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new GoSafeProtocolDecoder(GoSafeProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/GotopProtocol.java b/src/main/java/org/traccar/protocol/GotopProtocol.java
index 07fe02248..e2fe4ff93 100644
--- a/src/main/java/org/traccar/protocol/GotopProtocol.java
+++ b/src/main/java/org/traccar/protocol/GotopProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class GotopProtocol extends BaseProtocol {
 
     public GotopProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '#'));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/Gps056Protocol.java b/src/main/java/org/traccar/protocol/Gps056Protocol.java
index b6ab10a19..fa7e5c12e 100644
--- a/src/main/java/org/traccar/protocol/Gps056Protocol.java
+++ b/src/main/java/org/traccar/protocol/Gps056Protocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Gps056Protocol extends BaseProtocol {
 
     public Gps056Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new Gps056FrameDecoder());
                 pipeline.addLast(new Gps056ProtocolDecoder(Gps056Protocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/Gps103Protocol.java b/src/main/java/org/traccar/protocol/Gps103Protocol.java
index 5356387ce..bf0b01526 100644
--- a/src/main/java/org/traccar/protocol/Gps103Protocol.java
+++ b/src/main/java/org/traccar/protocol/Gps103Protocol.java
@@ -21,6 +21,7 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class Gps103Protocol extends BaseProtocol {
@@ -38,7 +39,7 @@ public class Gps103Protocol extends BaseProtocol {
                 Command.TYPE_REQUEST_PHOTO);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(2048, false, "\r\n", "\n", ";", "*"));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
@@ -48,7 +49,7 @@ public class Gps103Protocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new Gps103ProtocolEncoder(Gps103Protocol.this));
diff --git a/src/main/java/org/traccar/protocol/GpsGateProtocol.java b/src/main/java/org/traccar/protocol/GpsGateProtocol.java
index a131b6f48..51dbae7e3 100644
--- a/src/main/java/org/traccar/protocol/GpsGateProtocol.java
+++ b/src/main/java/org/traccar/protocol/GpsGateProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class GpsGateProtocol extends BaseProtocol {
 
     public GpsGateProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, "\0", "\n", "\r\n"));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/GpsMarkerProtocol.java b/src/main/java/org/traccar/protocol/GpsMarkerProtocol.java
index ad23ece48..3a0c1aeb9 100644
--- a/src/main/java/org/traccar/protocol/GpsMarkerProtocol.java
+++ b/src/main/java/org/traccar/protocol/GpsMarkerProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class GpsMarkerProtocol extends BaseProtocol {
 
     public GpsMarkerProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, "\r"));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/GpsmtaProtocol.java b/src/main/java/org/traccar/protocol/GpsmtaProtocol.java
index ce6cc5929..68241958b 100644
--- a/src/main/java/org/traccar/protocol/GpsmtaProtocol.java
+++ b/src/main/java/org/traccar/protocol/GpsmtaProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class GpsmtaProtocol extends BaseProtocol {
 
     public GpsmtaProtocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new GpsmtaProtocolDecoder(GpsmtaProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/GranitProtocol.java b/src/main/java/org/traccar/protocol/GranitProtocol.java
index 244c3977b..58c3d1ba4 100644
--- a/src/main/java/org/traccar/protocol/GranitProtocol.java
+++ b/src/main/java/org/traccar/protocol/GranitProtocol.java
@@ -19,6 +19,7 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class GranitProtocol extends BaseProtocol {
@@ -34,7 +35,7 @@ public class GranitProtocol extends BaseProtocol {
                 Command.TYPE_POSITION_PERIODIC);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new GranitFrameDecoder());
                 pipeline.addLast(new GranitProtocolEncoder(GranitProtocol.this));
                 pipeline.addLast(new GranitProtocolDecoder(GranitProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/Gs100Protocol.java b/src/main/java/org/traccar/protocol/Gs100Protocol.java
index a701815d0..bd7c21b57 100644
--- a/src/main/java/org/traccar/protocol/Gs100Protocol.java
+++ b/src/main/java/org/traccar/protocol/Gs100Protocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Gs100Protocol extends BaseProtocol {
 
     public Gs100Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new Gs100ProtocolDecoder(Gs100Protocol.this));
             }
         });
diff --git a/src/main/java/org/traccar/protocol/Gt02Protocol.java b/src/main/java/org/traccar/protocol/Gt02Protocol.java
index f412ee720..c57de2fd6 100644
--- a/src/main/java/org/traccar/protocol/Gt02Protocol.java
+++ b/src/main/java/org/traccar/protocol/Gt02Protocol.java
@@ -19,13 +19,14 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Gt02Protocol extends BaseProtocol {
 
     public Gt02Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(256, 2, 1, 2, 0));
                 pipeline.addLast(new Gt02ProtocolDecoder(Gt02Protocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/Gt06Protocol.java b/src/main/java/org/traccar/protocol/Gt06Protocol.java
index 9ec8de098..48eb77c0c 100644
--- a/src/main/java/org/traccar/protocol/Gt06Protocol.java
+++ b/src/main/java/org/traccar/protocol/Gt06Protocol.java
@@ -18,6 +18,7 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class Gt06Protocol extends BaseProtocol {
@@ -29,7 +30,7 @@ public class Gt06Protocol extends BaseProtocol {
                 Command.TYPE_CUSTOM);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new Gt06FrameDecoder());
                 pipeline.addLast(new Gt06ProtocolEncoder(Gt06Protocol.this));
                 pipeline.addLast(new Gt06ProtocolDecoder(Gt06Protocol.this));
diff --git a/src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java b/src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java
index 832645374..22f38a497 100644
--- a/src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java
@@ -20,7 +20,6 @@ import io.netty.buffer.ByteBufUtil;
 import io.netty.buffer.Unpooled;
 import io.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
-import org.traccar.Context;
 import org.traccar.DeviceSession;
 import org.traccar.NetworkMessage;
 import org.traccar.Protocol;
@@ -1027,7 +1026,7 @@ public class Gt06ProtocolDecoder extends BaseProtocolDecoder {
             if (photo.writableBytes() > 0) {
                 sendPhotoRequest(channel, pictureId);
             } else {
-                Device device = Context.getDeviceManager().getById(deviceSession.getDeviceId());
+                Device device = getIdentityManager().getById(deviceSession.getDeviceId());
                 position.set(Position.KEY_IMAGE, writeMediaFile(device.getUniqueId(), photo, "jpg"));
                 photos.remove(pictureId).release();
             }
@@ -1263,7 +1262,7 @@ public class Gt06ProtocolDecoder extends BaseProtocolDecoder {
                         position = new Position(getProtocolName());
                         position.setDeviceId(deviceSession.getDeviceId());
                         getLastLocation(position, new Date(timestamp));
-                        Device device = Context.getDeviceManager().getById(deviceSession.getDeviceId());
+                        Device device = getIdentityManager().getById(deviceSession.getDeviceId());
                         position.set(Position.KEY_IMAGE, writeMediaFile(device.getUniqueId(), photo, "jpg"));
                         photos.remove(mediaId).release();
                     }
diff --git a/src/main/java/org/traccar/protocol/Gt06ProtocolEncoder.java b/src/main/java/org/traccar/protocol/Gt06ProtocolEncoder.java
index 9115ba10f..3ed828fc7 100644
--- a/src/main/java/org/traccar/protocol/Gt06ProtocolEncoder.java
+++ b/src/main/java/org/traccar/protocol/Gt06ProtocolEncoder.java
@@ -18,10 +18,9 @@ package org.traccar.protocol;
 import io.netty.buffer.ByteBuf;
 import io.netty.buffer.Unpooled;
 import org.traccar.BaseProtocolEncoder;
-import org.traccar.Context;
+import org.traccar.Protocol;
 import org.traccar.helper.Checksum;
 import org.traccar.model.Command;
-import org.traccar.Protocol;
 
 import java.nio.charset.StandardCharsets;
 
@@ -33,7 +32,7 @@ public class Gt06ProtocolEncoder extends BaseProtocolEncoder {
 
     private ByteBuf encodeContent(long deviceId, String content) {
 
-        boolean language = Context.getIdentityManager()
+        boolean language = getIdentityManager()
             .lookupAttributeBoolean(deviceId, getProtocolName() + ".language", false, false, true);
 
         ByteBuf buf = Unpooled.buffer();
@@ -66,10 +65,10 @@ public class Gt06ProtocolEncoder extends BaseProtocolEncoder {
     @Override
     protected Object encodeCommand(Command command) {
 
-        boolean alternative = Context.getIdentityManager().lookupAttributeBoolean(
+        boolean alternative = getIdentityManager().lookupAttributeBoolean(
                 command.getDeviceId(), getProtocolName() + ".alternative", false, false, true);
 
-        String password = Context.getIdentityManager()
+        String password = getIdentityManager()
                 .getDevicePassword(command.getDeviceId(), getProtocolName(), "123456");
 
         switch (command.getType()) {
diff --git a/src/main/java/org/traccar/protocol/Gt30Protocol.java b/src/main/java/org/traccar/protocol/Gt30Protocol.java
index aa4ad20b1..da401acd1 100644
--- a/src/main/java/org/traccar/protocol/Gt30Protocol.java
+++ b/src/main/java/org/traccar/protocol/Gt30Protocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Gt30Protocol extends BaseProtocol {
 
     public Gt30Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/H02Protocol.java b/src/main/java/org/traccar/protocol/H02Protocol.java
index a5246abc6..d35333171 100644
--- a/src/main/java/org/traccar/protocol/H02Protocol.java
+++ b/src/main/java/org/traccar/protocol/H02Protocol.java
@@ -17,9 +17,9 @@ package org.traccar.protocol;
 
 import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
-import org.traccar.Context;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.config.Keys;
 import org.traccar.model.Command;
 
@@ -35,8 +35,8 @@ public class H02Protocol extends BaseProtocol {
         );
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
-                int messageLength = Context.getConfig().getInteger(Keys.PROTOCOL_MESSAGE_LENGTH.withPrefix(getName()));
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
+                int messageLength = config.getInteger(Keys.PROTOCOL_MESSAGE_LENGTH.withPrefix(getName()));
                 pipeline.addLast(new H02FrameDecoder(messageLength));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new H02ProtocolEncoder(H02Protocol.this));
@@ -45,7 +45,7 @@ public class H02Protocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new H02ProtocolEncoder(H02Protocol.this));
                 pipeline.addLast(new H02ProtocolDecoder(H02Protocol.this));
diff --git a/src/main/java/org/traccar/protocol/H02ProtocolEncoder.java b/src/main/java/org/traccar/protocol/H02ProtocolEncoder.java
index 8f1a8c042..7fca0f93e 100644
--- a/src/main/java/org/traccar/protocol/H02ProtocolEncoder.java
+++ b/src/main/java/org/traccar/protocol/H02ProtocolEncoder.java
@@ -16,10 +16,9 @@
  */
 package org.traccar.protocol;
 
-import org.traccar.Context;
+import org.traccar.Protocol;
 import org.traccar.StringProtocolEncoder;
 import org.traccar.model.Command;
-import org.traccar.Protocol;
 
 import java.util.Date;
 
@@ -59,7 +58,7 @@ public class H02ProtocolEncoder extends StringProtocolEncoder {
                 return formatCommand(time, uniqueId, "S20", "1", "0");
             case Command.TYPE_POSITION_PERIODIC:
                 String frequency = command.getAttributes().get(Command.KEY_FREQUENCY).toString();
-                if (Context.getIdentityManager().lookupAttributeBoolean(
+                if (getIdentityManager().lookupAttributeBoolean(
                         command.getDeviceId(), getProtocolName() + ".alternative", false, false, true)) {
                     return formatCommand(time, uniqueId, "D1", frequency);
                 } else {
diff --git a/src/main/java/org/traccar/protocol/HaicomProtocol.java b/src/main/java/org/traccar/protocol/HaicomProtocol.java
index 6e5760bd4..c03c3c0b3 100644
--- a/src/main/java/org/traccar/protocol/HaicomProtocol.java
+++ b/src/main/java/org/traccar/protocol/HaicomProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class HaicomProtocol extends BaseProtocol {
 
     public HaicomProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '*'));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/HomtecsProtocol.java b/src/main/java/org/traccar/protocol/HomtecsProtocol.java
index 34dbf0f51..85e4012a2 100644
--- a/src/main/java/org/traccar/protocol/HomtecsProtocol.java
+++ b/src/main/java/org/traccar/protocol/HomtecsProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class HomtecsProtocol extends BaseProtocol {
 
     public HomtecsProtocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new HomtecsProtocolDecoder(HomtecsProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/HoopoProtocol.java b/src/main/java/org/traccar/protocol/HoopoProtocol.java
index 387b967d3..8795ed727 100644
--- a/src/main/java/org/traccar/protocol/HoopoProtocol.java
+++ b/src/main/java/org/traccar/protocol/HoopoProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class HoopoProtocol extends BaseProtocol {
 
     public HoopoProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new JsonFrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/HuaShengProtocol.java b/src/main/java/org/traccar/protocol/HuaShengProtocol.java
index 103f2d501..bf3b2052a 100644
--- a/src/main/java/org/traccar/protocol/HuaShengProtocol.java
+++ b/src/main/java/org/traccar/protocol/HuaShengProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class HuaShengProtocol extends BaseProtocol {
 
     public HuaShengProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HuaShengFrameDecoder());
                 pipeline.addLast(new HuaShengProtocolDecoder(HuaShengProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/HuabaoProtocol.java b/src/main/java/org/traccar/protocol/HuabaoProtocol.java
index 791672b85..0e1ab0b02 100644
--- a/src/main/java/org/traccar/protocol/HuabaoProtocol.java
+++ b/src/main/java/org/traccar/protocol/HuabaoProtocol.java
@@ -18,6 +18,7 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class HuabaoProtocol extends BaseProtocol {
@@ -28,7 +29,7 @@ public class HuabaoProtocol extends BaseProtocol {
                 Command.TYPE_ENGINE_RESUME);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HuabaoFrameDecoder());
                 pipeline.addLast(new HuabaoProtocolEncoder(HuabaoProtocol.this));
                 pipeline.addLast(new HuabaoProtocolDecoder(HuabaoProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/HuabaoProtocolEncoder.java b/src/main/java/org/traccar/protocol/HuabaoProtocolEncoder.java
index 55c1e0c3b..82cf03b51 100644
--- a/src/main/java/org/traccar/protocol/HuabaoProtocolEncoder.java
+++ b/src/main/java/org/traccar/protocol/HuabaoProtocolEncoder.java
@@ -18,10 +18,9 @@ package org.traccar.protocol;
 import io.netty.buffer.ByteBuf;
 import io.netty.buffer.Unpooled;
 import org.traccar.BaseProtocolEncoder;
-import org.traccar.Context;
+import org.traccar.Protocol;
 import org.traccar.helper.DataConverter;
 import org.traccar.model.Command;
-import org.traccar.Protocol;
 
 import java.text.SimpleDateFormat;
 import java.util.Date;
@@ -35,7 +34,7 @@ public class HuabaoProtocolEncoder extends BaseProtocolEncoder {
     @Override
     protected Object encodeCommand(Command command) {
 
-        boolean alternative = Context.getIdentityManager().lookupAttributeBoolean(
+        boolean alternative = getIdentityManager().lookupAttributeBoolean(
                 command.getDeviceId(), getProtocolName() + ".alternative", false, false, true);
 
         ByteBuf id = Unpooled.wrappedBuffer(
diff --git a/src/main/java/org/traccar/protocol/HunterProProtocol.java b/src/main/java/org/traccar/protocol/HunterProProtocol.java
index 9f6424a57..e0f8bab28 100644
--- a/src/main/java/org/traccar/protocol/HunterProProtocol.java
+++ b/src/main/java/org/traccar/protocol/HunterProProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class HunterProProtocol extends BaseProtocol {
 
     public HunterProProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, "\r"));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/IdplProtocol.java b/src/main/java/org/traccar/protocol/IdplProtocol.java
index 418178756..5dda72c64 100644
--- a/src/main/java/org/traccar/protocol/IdplProtocol.java
+++ b/src/main/java/org/traccar/protocol/IdplProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class IdplProtocol extends BaseProtocol {
 
     public IdplProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/IntellitracProtocol.java b/src/main/java/org/traccar/protocol/IntellitracProtocol.java
index 3abf40da7..c39be0fd0 100644
--- a/src/main/java/org/traccar/protocol/IntellitracProtocol.java
+++ b/src/main/java/org/traccar/protocol/IntellitracProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class IntellitracProtocol extends BaseProtocol {
 
     public IntellitracProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new IntellitracFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/IotmProtocol.java b/src/main/java/org/traccar/protocol/IotmProtocol.java
index f202d9b9d..b59d0ff3d 100644
--- a/src/main/java/org/traccar/protocol/IotmProtocol.java
+++ b/src/main/java/org/traccar/protocol/IotmProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.mqtt.MqttEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class IotmProtocol extends BaseProtocol {
 
     public IotmProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(MqttEncoder.INSTANCE);
                 pipeline.addLast(new MqttDecoder());
                 pipeline.addLast(new IotmProtocolDecoder(IotmProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/ItsProtocol.java b/src/main/java/org/traccar/protocol/ItsProtocol.java
index 45df3da11..76097b20f 100644
--- a/src/main/java/org/traccar/protocol/ItsProtocol.java
+++ b/src/main/java/org/traccar/protocol/ItsProtocol.java
@@ -20,6 +20,7 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class ItsProtocol extends BaseProtocol {
@@ -30,7 +31,7 @@ public class ItsProtocol extends BaseProtocol {
                 Command.TYPE_ENGINE_RESUME);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new ItsFrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/Ivt401Protocol.java b/src/main/java/org/traccar/protocol/Ivt401Protocol.java
index fb44e4fe9..2ef3ea2bf 100644
--- a/src/main/java/org/traccar/protocol/Ivt401Protocol.java
+++ b/src/main/java/org/traccar/protocol/Ivt401Protocol.java
@@ -20,13 +20,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Ivt401Protocol extends BaseProtocol {
 
     public Ivt401Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, ';'));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new Ivt401ProtocolDecoder(Ivt401Protocol.this));
diff --git a/src/main/java/org/traccar/protocol/JidoProtocol.java b/src/main/java/org/traccar/protocol/JidoProtocol.java
index 2a2e71dbe..1040b45b9 100644
--- a/src/main/java/org/traccar/protocol/JidoProtocol.java
+++ b/src/main/java/org/traccar/protocol/JidoProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class JidoProtocol extends BaseProtocol {
 
     public JidoProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '#'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/JpKorjarProtocol.java b/src/main/java/org/traccar/protocol/JpKorjarProtocol.java
index fe5b2480d..c27dde8f1 100644
--- a/src/main/java/org/traccar/protocol/JpKorjarProtocol.java
+++ b/src/main/java/org/traccar/protocol/JpKorjarProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class JpKorjarProtocol extends BaseProtocol {
 
     public JpKorjarProtocol() {
         addServer(new TrackerServer(false, this.getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new JpKorjarFrameDecoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new JpKorjarProtocolDecoder(JpKorjarProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/Jt600Protocol.java b/src/main/java/org/traccar/protocol/Jt600Protocol.java
index 37c82f741..7bc88de21 100644
--- a/src/main/java/org/traccar/protocol/Jt600Protocol.java
+++ b/src/main/java/org/traccar/protocol/Jt600Protocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class Jt600Protocol extends BaseProtocol {
@@ -31,7 +32,7 @@ public class Jt600Protocol extends BaseProtocol {
                 Command.TYPE_REBOOT_DEVICE);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new Jt600FrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new Jt600ProtocolEncoder(Jt600Protocol.this));
diff --git a/src/main/java/org/traccar/protocol/KenjiProtocol.java b/src/main/java/org/traccar/protocol/KenjiProtocol.java
index 90c0c511c..91d5cf5b6 100644
--- a/src/main/java/org/traccar/protocol/KenjiProtocol.java
+++ b/src/main/java/org/traccar/protocol/KenjiProtocol.java
@@ -22,13 +22,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class KenjiProtocol extends BaseProtocol {
 
     public KenjiProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/KhdProtocol.java b/src/main/java/org/traccar/protocol/KhdProtocol.java
index 60a2aea7f..835d4ea0b 100644
--- a/src/main/java/org/traccar/protocol/KhdProtocol.java
+++ b/src/main/java/org/traccar/protocol/KhdProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class KhdProtocol extends BaseProtocol {
@@ -35,7 +36,7 @@ public class KhdProtocol extends BaseProtocol {
 
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(512, 3, 2));
                 pipeline.addLast(new KhdProtocolEncoder(KhdProtocol.this));
                 pipeline.addLast(new KhdProtocolDecoder(KhdProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/L100Protocol.java b/src/main/java/org/traccar/protocol/L100Protocol.java
index 942029307..44770c316 100644
--- a/src/main/java/org/traccar/protocol/L100Protocol.java
+++ b/src/main/java/org/traccar/protocol/L100Protocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class L100Protocol extends BaseProtocol {
 
     public L100Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new L100FrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/LacakProtocol.java b/src/main/java/org/traccar/protocol/LacakProtocol.java
index 0a0499ad7..a22ba609d 100644
--- a/src/main/java/org/traccar/protocol/LacakProtocol.java
+++ b/src/main/java/org/traccar/protocol/LacakProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.http.HttpResponseEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class LacakProtocol extends BaseProtocol {
 
     public LacakProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HttpResponseEncoder());
                 pipeline.addLast(new HttpRequestDecoder());
                 pipeline.addLast(new HttpObjectAggregator(16384));
diff --git a/src/main/java/org/traccar/protocol/LaipacProtocol.java b/src/main/java/org/traccar/protocol/LaipacProtocol.java
index 1d561dbd2..973dcac06 100644
--- a/src/main/java/org/traccar/protocol/LaipacProtocol.java
+++ b/src/main/java/org/traccar/protocol/LaipacProtocol.java
@@ -18,10 +18,11 @@ package org.traccar.protocol;
 import io.netty.handler.codec.LineBasedFrameDecoder;
 import io.netty.handler.codec.string.StringDecoder;
 import io.netty.handler.codec.string.StringEncoder;
-import org.traccar.model.Command;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
+import org.traccar.model.Command;
 
 public class LaipacProtocol extends BaseProtocol {
 
@@ -34,7 +35,7 @@ public class LaipacProtocol extends BaseProtocol {
 
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/LaipacProtocolDecoder.java b/src/main/java/org/traccar/protocol/LaipacProtocolDecoder.java
index 45890e9a2..d8554dc13 100644
--- a/src/main/java/org/traccar/protocol/LaipacProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/LaipacProtocolDecoder.java
@@ -17,7 +17,6 @@ package org.traccar.protocol;
 
 import io.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
-import org.traccar.Context;
 import org.traccar.DeviceSession;
 import org.traccar.NetworkMessage;
 import org.traccar.Protocol;
@@ -253,7 +252,7 @@ public class LaipacProtocolDecoder extends BaseProtocolDecoder {
 
             sendAcknowledge(status, event, checksum, channel, remoteAddress);
 
-            String devicePassword = Context.getIdentityManager()
+            String devicePassword = getIdentityManager()
                 .getDevicePassword(deviceSession.getDeviceId(), getProtocolName(), DEFAULT_DEVICE_PASSWORD);
             sendEventResponse(event, devicePassword, channel, remoteAddress);
         }
diff --git a/src/main/java/org/traccar/protocol/LeafSpyProtocol.java b/src/main/java/org/traccar/protocol/LeafSpyProtocol.java
index 05f63a2d7..b121da2df 100644
--- a/src/main/java/org/traccar/protocol/LeafSpyProtocol.java
+++ b/src/main/java/org/traccar/protocol/LeafSpyProtocol.java
@@ -22,13 +22,14 @@ import io.netty.handler.codec.http.HttpResponseEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class LeafSpyProtocol extends BaseProtocol {
 
     public LeafSpyProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HttpResponseEncoder());
                 pipeline.addLast(new HttpRequestDecoder());
                 pipeline.addLast(new HttpObjectAggregator(16384));
diff --git a/src/main/java/org/traccar/protocol/M2cProtocol.java b/src/main/java/org/traccar/protocol/M2cProtocol.java
index 9de8526c3..696823460 100644
--- a/src/main/java/org/traccar/protocol/M2cProtocol.java
+++ b/src/main/java/org/traccar/protocol/M2cProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class M2cProtocol extends BaseProtocol {
 
     public M2cProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(32 * 1024, ']'));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/M2mProtocol.java b/src/main/java/org/traccar/protocol/M2mProtocol.java
index dda328a59..e21b61b91 100644
--- a/src/main/java/org/traccar/protocol/M2mProtocol.java
+++ b/src/main/java/org/traccar/protocol/M2mProtocol.java
@@ -19,13 +19,14 @@ import io.netty.handler.codec.FixedLengthFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class M2mProtocol extends BaseProtocol {
 
     public M2mProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new FixedLengthFrameDecoder(23));
                 pipeline.addLast(new M2mProtocolDecoder(M2mProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/MaestroProtocol.java b/src/main/java/org/traccar/protocol/MaestroProtocol.java
index 87453ce7d..536f50448 100644
--- a/src/main/java/org/traccar/protocol/MaestroProtocol.java
+++ b/src/main/java/org/traccar/protocol/MaestroProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class MaestroProtocol extends BaseProtocol {
 
     public MaestroProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new FixedLengthFrameDecoder(160));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/ManPowerProtocol.java b/src/main/java/org/traccar/protocol/ManPowerProtocol.java
index 49d8b1e9f..8e640d137 100644
--- a/src/main/java/org/traccar/protocol/ManPowerProtocol.java
+++ b/src/main/java/org/traccar/protocol/ManPowerProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class ManPowerProtocol extends BaseProtocol {
 
     public ManPowerProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, ';'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/Mavlink2Protocol.java b/src/main/java/org/traccar/protocol/Mavlink2Protocol.java
index d779648e4..6e92d0809 100644
--- a/src/main/java/org/traccar/protocol/Mavlink2Protocol.java
+++ b/src/main/java/org/traccar/protocol/Mavlink2Protocol.java
@@ -15,18 +15,18 @@
  */
 package org.traccar.protocol;
 
+import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
-
-import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
+import org.traccar.config.Config;
 
 public class Mavlink2Protocol extends BaseProtocol {
 
     public Mavlink2Protocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 1, 1, 10, 0));
                 pipeline.addLast(new Mavlink2ProtocolDecoder(Mavlink2Protocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/MegastekProtocol.java b/src/main/java/org/traccar/protocol/MegastekProtocol.java
index e9f5f9fde..130697859 100644
--- a/src/main/java/org/traccar/protocol/MegastekProtocol.java
+++ b/src/main/java/org/traccar/protocol/MegastekProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class MegastekProtocol extends BaseProtocol {
 
     public MegastekProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new MegastekFrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/MeiligaoProtocol.java b/src/main/java/org/traccar/protocol/MeiligaoProtocol.java
index e8a66e49f..6ef13c51f 100644
--- a/src/main/java/org/traccar/protocol/MeiligaoProtocol.java
+++ b/src/main/java/org/traccar/protocol/MeiligaoProtocol.java
@@ -18,6 +18,7 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class MeiligaoProtocol extends BaseProtocol {
@@ -34,7 +35,7 @@ public class MeiligaoProtocol extends BaseProtocol {
                 Command.TYPE_REBOOT_DEVICE);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new MeiligaoFrameDecoder());
                 pipeline.addLast(new MeiligaoProtocolEncoder(MeiligaoProtocol.this));
                 pipeline.addLast(new MeiligaoProtocolDecoder(MeiligaoProtocol.this));
@@ -42,7 +43,7 @@ public class MeiligaoProtocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new MeiligaoProtocolEncoder(MeiligaoProtocol.this));
                 pipeline.addLast(new MeiligaoProtocolDecoder(MeiligaoProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/MeiligaoProtocolDecoder.java b/src/main/java/org/traccar/protocol/MeiligaoProtocolDecoder.java
index a25cab06f..528098363 100644
--- a/src/main/java/org/traccar/protocol/MeiligaoProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/MeiligaoProtocolDecoder.java
@@ -19,7 +19,6 @@ import io.netty.buffer.ByteBuf;
 import io.netty.buffer.Unpooled;
 import io.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
-import org.traccar.Context;
 import org.traccar.DeviceSession;
 import org.traccar.NetworkMessage;
 import org.traccar.Protocol;
@@ -40,7 +39,7 @@ import java.util.regex.Pattern;
 
 public class MeiligaoProtocolDecoder extends BaseProtocolDecoder {
 
-    private Map<Byte, ByteBuf> photos = new HashMap<>();
+    private final Map<Byte, ByteBuf> photos = new HashMap<>();
 
     public MeiligaoProtocolDecoder(Protocol protocol) {
         super(protocol);
@@ -469,7 +468,7 @@ public class MeiligaoProtocolDecoder extends BaseProtocolDecoder {
             } else if (command == MSG_POSITION_IMAGE) {
                 byte imageIndex = buf.readByte();
                 buf.readUnsignedByte(); // image upload type
-                String uniqueId = Context.getIdentityManager().getById(deviceSession.getDeviceId()).getUniqueId();
+                String uniqueId = getIdentityManager().getById(deviceSession.getDeviceId()).getUniqueId();
                 ByteBuf photo = photos.remove(imageIndex);
                 try {
                     position.set(Position.KEY_IMAGE, writeMediaFile(uniqueId, photo, "jpg"));
diff --git a/src/main/java/org/traccar/protocol/MeiligaoProtocolEncoder.java b/src/main/java/org/traccar/protocol/MeiligaoProtocolEncoder.java
index e5b2cf4e7..7784ab093 100644
--- a/src/main/java/org/traccar/protocol/MeiligaoProtocolEncoder.java
+++ b/src/main/java/org/traccar/protocol/MeiligaoProtocolEncoder.java
@@ -18,11 +18,10 @@ package org.traccar.protocol;
 import io.netty.buffer.ByteBuf;
 import io.netty.buffer.Unpooled;
 import org.traccar.BaseProtocolEncoder;
-import org.traccar.Context;
+import org.traccar.Protocol;
 import org.traccar.helper.Checksum;
 import org.traccar.helper.DataConverter;
 import org.traccar.model.Command;
-import org.traccar.Protocol;
 
 import java.nio.charset.StandardCharsets;
 import java.util.TimeZone;
@@ -59,7 +58,7 @@ public class MeiligaoProtocolEncoder extends BaseProtocolEncoder {
     @Override
     protected Object encodeCommand(Command command) {
 
-        boolean alternative = Context.getIdentityManager().lookupAttributeBoolean(
+        boolean alternative = getIdentityManager().lookupAttributeBoolean(
                 command.getDeviceId(), getProtocolName() + ".alternative", false, false, true);
 
         int outputControlMessageType = alternative
diff --git a/src/main/java/org/traccar/protocol/MeitrackProtocol.java b/src/main/java/org/traccar/protocol/MeitrackProtocol.java
index 7439ea611..6503fa5e2 100644
--- a/src/main/java/org/traccar/protocol/MeitrackProtocol.java
+++ b/src/main/java/org/traccar/protocol/MeitrackProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class MeitrackProtocol extends BaseProtocol {
@@ -34,7 +35,7 @@ public class MeitrackProtocol extends BaseProtocol {
                 Command.TYPE_SEND_SMS);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new MeitrackFrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new MeitrackProtocolEncoder(MeitrackProtocol.this));
@@ -43,7 +44,7 @@ public class MeitrackProtocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new MeitrackProtocolEncoder(MeitrackProtocol.this));
                 pipeline.addLast(new MeitrackProtocolDecoder(MeitrackProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/MeitrackProtocolDecoder.java b/src/main/java/org/traccar/protocol/MeitrackProtocolDecoder.java
index 6fed56fb6..3ab449350 100644
--- a/src/main/java/org/traccar/protocol/MeitrackProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/MeitrackProtocolDecoder.java
@@ -19,7 +19,6 @@ import io.netty.buffer.ByteBuf;
 import io.netty.buffer.Unpooled;
 import io.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
-import org.traccar.Context;
 import org.traccar.DeviceSession;
 import org.traccar.NetworkMessage;
 import org.traccar.Protocol;
@@ -204,7 +203,7 @@ public class MeitrackProtocolDecoder extends BaseProtocolDecoder {
                 position.set(Position.PREFIX_ADC + i, parser.nextHexInt());
             }
 
-            String deviceModel = Context.getIdentityManager().getById(deviceSession.getDeviceId()).getModel();
+            String deviceModel = getIdentityManager().getById(deviceSession.getDeviceId()).getModel();
             if (deviceModel == null) {
                 deviceModel = "";
             }
diff --git a/src/main/java/org/traccar/protocol/MeitrackProtocolEncoder.java b/src/main/java/org/traccar/protocol/MeitrackProtocolEncoder.java
index 354e81434..799e14ea2 100644
--- a/src/main/java/org/traccar/protocol/MeitrackProtocolEncoder.java
+++ b/src/main/java/org/traccar/protocol/MeitrackProtocolEncoder.java
@@ -15,11 +15,10 @@
  */
 package org.traccar.protocol;
 
-import org.traccar.Context;
+import org.traccar.Protocol;
 import org.traccar.StringProtocolEncoder;
 import org.traccar.helper.Checksum;
 import org.traccar.model.Command;
-import org.traccar.Protocol;
 
 import java.util.Map;
 
@@ -42,7 +41,7 @@ public class MeitrackProtocolEncoder extends StringProtocolEncoder {
 
         Map<String, Object> attributes = command.getAttributes();
 
-        boolean alternative = Context.getIdentityManager().lookupAttributeBoolean(
+        boolean alternative = getIdentityManager().lookupAttributeBoolean(
                 command.getDeviceId(), getProtocolName() + ".alternative", false, false, true);
 
         switch (command.getType()) {
diff --git a/src/main/java/org/traccar/protocol/MictrackProtocol.java b/src/main/java/org/traccar/protocol/MictrackProtocol.java
index 9fd9666e4..0d1b26909 100644
--- a/src/main/java/org/traccar/protocol/MictrackProtocol.java
+++ b/src/main/java/org/traccar/protocol/MictrackProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class MictrackProtocol extends BaseProtocol {
 
     public MictrackProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new MictrackProtocolDecoder(MictrackProtocol.this));
@@ -34,7 +35,7 @@ public class MictrackProtocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new MictrackProtocolDecoder(MictrackProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/MilesmateProtocol.java b/src/main/java/org/traccar/protocol/MilesmateProtocol.java
index 822711603..cc059c520 100644
--- a/src/main/java/org/traccar/protocol/MilesmateProtocol.java
+++ b/src/main/java/org/traccar/protocol/MilesmateProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class MilesmateProtocol extends BaseProtocol {
 
     public MilesmateProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/MiniFinderProtocol.java b/src/main/java/org/traccar/protocol/MiniFinderProtocol.java
index 0cc9598ed..182b5cd91 100644
--- a/src/main/java/org/traccar/protocol/MiniFinderProtocol.java
+++ b/src/main/java/org/traccar/protocol/MiniFinderProtocol.java
@@ -21,6 +21,7 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class MiniFinderProtocol extends BaseProtocol {
@@ -40,7 +41,7 @@ public class MiniFinderProtocol extends BaseProtocol {
                 Command.TYPE_SET_INDICATOR);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, ";\0", ";"));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/Minifinder2Protocol.java b/src/main/java/org/traccar/protocol/Minifinder2Protocol.java
index f8801db74..82341e9d0 100644
--- a/src/main/java/org/traccar/protocol/Minifinder2Protocol.java
+++ b/src/main/java/org/traccar/protocol/Minifinder2Protocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 import java.nio.ByteOrder;
 
@@ -27,7 +28,7 @@ public class Minifinder2Protocol extends BaseProtocol {
     public Minifinder2Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(ByteOrder.LITTLE_ENDIAN, 1200, 2, 2, 4, 0, true));
                 pipeline.addLast(new Minifinder2ProtocolDecoder(Minifinder2Protocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/MobilogixProtocol.java b/src/main/java/org/traccar/protocol/MobilogixProtocol.java
index 28380a2af..37e3d9131 100644
--- a/src/main/java/org/traccar/protocol/MobilogixProtocol.java
+++ b/src/main/java/org/traccar/protocol/MobilogixProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class MobilogixProtocol extends BaseProtocol {
 
     public MobilogixProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, ']'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/MoovboxProtocol.java b/src/main/java/org/traccar/protocol/MoovboxProtocol.java
index 7b554266f..00fcac6ed 100644
--- a/src/main/java/org/traccar/protocol/MoovboxProtocol.java
+++ b/src/main/java/org/traccar/protocol/MoovboxProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.http.HttpResponseEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class MoovboxProtocol extends BaseProtocol {
 
     public MoovboxProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HttpResponseEncoder());
                 pipeline.addLast(new HttpRequestDecoder());
                 pipeline.addLast(new HttpObjectAggregator(65535));
diff --git a/src/main/java/org/traccar/protocol/MotorProtocol.java b/src/main/java/org/traccar/protocol/MotorProtocol.java
index 680687e15..d168835bb 100644
--- a/src/main/java/org/traccar/protocol/MotorProtocol.java
+++ b/src/main/java/org/traccar/protocol/MotorProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class MotorProtocol extends BaseProtocol {
 
     public MotorProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new MotorProtocolDecoder(MotorProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/Mta6Protocol.java b/src/main/java/org/traccar/protocol/Mta6Protocol.java
index 14a66ce5c..689ee65dd 100644
--- a/src/main/java/org/traccar/protocol/Mta6Protocol.java
+++ b/src/main/java/org/traccar/protocol/Mta6Protocol.java
@@ -19,9 +19,9 @@ import io.netty.handler.codec.http.HttpObjectAggregator;
 import io.netty.handler.codec.http.HttpRequestDecoder;
 import io.netty.handler.codec.http.HttpResponseEncoder;
 import org.traccar.BaseProtocol;
-import org.traccar.Context;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.config.Keys;
 
 public class Mta6Protocol extends BaseProtocol {
@@ -29,12 +29,12 @@ public class Mta6Protocol extends BaseProtocol {
     public Mta6Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HttpResponseEncoder());
                 pipeline.addLast(new HttpRequestDecoder());
                 pipeline.addLast(new HttpObjectAggregator(65535));
                 pipeline.addLast(new Mta6ProtocolDecoder(
-                        Mta6Protocol.this, !Context.getConfig().getBoolean(Keys.PROTOCOL_CAN.withPrefix(getName()))));
+                        Mta6Protocol.this, !config.getBoolean(Keys.PROTOCOL_CAN.withPrefix(getName()))));
             }
         });
     }
diff --git a/src/main/java/org/traccar/protocol/MtxProtocol.java b/src/main/java/org/traccar/protocol/MtxProtocol.java
index 44372ce83..c22eb4b96 100644
--- a/src/main/java/org/traccar/protocol/MtxProtocol.java
+++ b/src/main/java/org/traccar/protocol/MtxProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class MtxProtocol extends BaseProtocol {
 
     public MtxProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/MxtProtocol.java b/src/main/java/org/traccar/protocol/MxtProtocol.java
index dbe43fe45..8269f3f2c 100644
--- a/src/main/java/org/traccar/protocol/MxtProtocol.java
+++ b/src/main/java/org/traccar/protocol/MxtProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class MxtProtocol extends BaseProtocol {
 
     public MxtProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                     pipeline.addLast(new MxtFrameDecoder());
                     pipeline.addLast(new MxtProtocolDecoder(MxtProtocol.this));
                 }
diff --git a/src/main/java/org/traccar/protocol/NavigilProtocol.java b/src/main/java/org/traccar/protocol/NavigilProtocol.java
index 2c946c39f..e5e3417e9 100644
--- a/src/main/java/org/traccar/protocol/NavigilProtocol.java
+++ b/src/main/java/org/traccar/protocol/NavigilProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class NavigilProtocol extends BaseProtocol {
 
     public NavigilProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new NavigilFrameDecoder());
                 pipeline.addLast(new NavigilProtocolDecoder(NavigilProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/NavisProtocol.java b/src/main/java/org/traccar/protocol/NavisProtocol.java
index d5af6838d..146f0cc9f 100644
--- a/src/main/java/org/traccar/protocol/NavisProtocol.java
+++ b/src/main/java/org/traccar/protocol/NavisProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class NavisProtocol extends BaseProtocol {
 
     public NavisProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new NavisFrameDecoder());
                 pipeline.addLast(new NavisProtocolDecoder(NavisProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/NavisetProtocol.java b/src/main/java/org/traccar/protocol/NavisetProtocol.java
index 78755ea4d..6423dd401 100644
--- a/src/main/java/org/traccar/protocol/NavisetProtocol.java
+++ b/src/main/java/org/traccar/protocol/NavisetProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class NavisetProtocol extends BaseProtocol {
 
     public NavisetProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new NavisetFrameDecoder());
                 pipeline.addLast(new NavisetProtocolDecoder(NavisetProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/NavtelecomProtocol.java b/src/main/java/org/traccar/protocol/NavtelecomProtocol.java
index 29ce8c41e..dfc08ece2 100644
--- a/src/main/java/org/traccar/protocol/NavtelecomProtocol.java
+++ b/src/main/java/org/traccar/protocol/NavtelecomProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class NavtelecomProtocol extends BaseProtocol {
 
     public NavtelecomProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new NavtelecomFrameDecoder());
                 pipeline.addLast(new NavtelecomProtocolDecoder(NavtelecomProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/NeosProtocol.java b/src/main/java/org/traccar/protocol/NeosProtocol.java
index e545a9969..a3d79f833 100644
--- a/src/main/java/org/traccar/protocol/NeosProtocol.java
+++ b/src/main/java/org/traccar/protocol/NeosProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class NeosProtocol extends BaseProtocol {
 
     public NeosProtocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new NeosProtocolDecoder(NeosProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/NetProtocol.java b/src/main/java/org/traccar/protocol/NetProtocol.java
index c114d19fc..c39e07337 100644
--- a/src/main/java/org/traccar/protocol/NetProtocol.java
+++ b/src/main/java/org/traccar/protocol/NetProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class NetProtocol extends BaseProtocol {
 
     public NetProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '!'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/NiotProtocol.java b/src/main/java/org/traccar/protocol/NiotProtocol.java
index b57b18a3a..659395638 100644
--- a/src/main/java/org/traccar/protocol/NiotProtocol.java
+++ b/src/main/java/org/traccar/protocol/NiotProtocol.java
@@ -19,13 +19,14 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class NiotProtocol extends BaseProtocol {
 
     public NiotProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 3, 2));
                 pipeline.addLast(new NiotProtocolDecoder(NiotProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/NoranProtocol.java b/src/main/java/org/traccar/protocol/NoranProtocol.java
index 3df364c30..adeab8a75 100644
--- a/src/main/java/org/traccar/protocol/NoranProtocol.java
+++ b/src/main/java/org/traccar/protocol/NoranProtocol.java
@@ -18,6 +18,7 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class NoranProtocol extends BaseProtocol {
@@ -31,7 +32,7 @@ public class NoranProtocol extends BaseProtocol {
                 Command.TYPE_ENGINE_RESUME);
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new NoranProtocolEncoder(NoranProtocol.this));
                 pipeline.addLast(new NoranProtocolDecoder(NoranProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/NvsProtocol.java b/src/main/java/org/traccar/protocol/NvsProtocol.java
index d319b22f3..594b2c325 100644
--- a/src/main/java/org/traccar/protocol/NvsProtocol.java
+++ b/src/main/java/org/traccar/protocol/NvsProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class NvsProtocol extends BaseProtocol {
 
     public NvsProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new NvsFrameDecoder());
                 pipeline.addLast(new NvsProtocolDecoder(NvsProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/NyitechProtocol.java b/src/main/java/org/traccar/protocol/NyitechProtocol.java
index 58974be5c..da0a0331c 100644
--- a/src/main/java/org/traccar/protocol/NyitechProtocol.java
+++ b/src/main/java/org/traccar/protocol/NyitechProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 import java.nio.ByteOrder;
 
@@ -27,7 +28,7 @@ public class NyitechProtocol extends BaseProtocol {
     public NyitechProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(ByteOrder.LITTLE_ENDIAN, 1024, 2, 2, -4, 0, true));
                 pipeline.addLast(new NyitechProtocolDecoder(NyitechProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/ObdDongleProtocol.java b/src/main/java/org/traccar/protocol/ObdDongleProtocol.java
index 10a55759b..b8ea7433a 100644
--- a/src/main/java/org/traccar/protocol/ObdDongleProtocol.java
+++ b/src/main/java/org/traccar/protocol/ObdDongleProtocol.java
@@ -19,13 +19,14 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class ObdDongleProtocol extends BaseProtocol {
 
     public ObdDongleProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1099, 20, 2, 3, 0));
                 pipeline.addLast(new ObdDongleProtocolDecoder(ObdDongleProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/OigoProtocol.java b/src/main/java/org/traccar/protocol/OigoProtocol.java
index 5056f68aa..02d5c40ff 100644
--- a/src/main/java/org/traccar/protocol/OigoProtocol.java
+++ b/src/main/java/org/traccar/protocol/OigoProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class OigoProtocol extends BaseProtocol {
 
     public OigoProtocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new OigoProtocolDecoder(OigoProtocol.this));
             }
         });
diff --git a/src/main/java/org/traccar/protocol/OkoProtocol.java b/src/main/java/org/traccar/protocol/OkoProtocol.java
index 9571ccc48..70ea65a29 100644
--- a/src/main/java/org/traccar/protocol/OkoProtocol.java
+++ b/src/main/java/org/traccar/protocol/OkoProtocol.java
@@ -20,13 +20,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class OkoProtocol extends BaseProtocol {
 
     public OkoProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '}'));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new OkoProtocolDecoder(OkoProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/OmnicommProtocol.java b/src/main/java/org/traccar/protocol/OmnicommProtocol.java
index 96660cb59..81a7b30ac 100644
--- a/src/main/java/org/traccar/protocol/OmnicommProtocol.java
+++ b/src/main/java/org/traccar/protocol/OmnicommProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class OmnicommProtocol extends BaseProtocol {
 
     public OmnicommProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new OmnicommFrameDecoder());
                 pipeline.addLast(new OmnicommProtocolDecoder(OmnicommProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/OpenGtsProtocol.java b/src/main/java/org/traccar/protocol/OpenGtsProtocol.java
index 5ef3260c6..1eed96eed 100644
--- a/src/main/java/org/traccar/protocol/OpenGtsProtocol.java
+++ b/src/main/java/org/traccar/protocol/OpenGtsProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.http.HttpResponseEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class OpenGtsProtocol extends BaseProtocol {
 
     public OpenGtsProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HttpResponseEncoder());
                 pipeline.addLast(new HttpRequestDecoder());
                 pipeline.addLast(new HttpObjectAggregator(16384));
diff --git a/src/main/java/org/traccar/protocol/OrbcommProtocol.java b/src/main/java/org/traccar/protocol/OrbcommProtocol.java
index 2f9f56641..4f27b1efe 100644
--- a/src/main/java/org/traccar/protocol/OrbcommProtocol.java
+++ b/src/main/java/org/traccar/protocol/OrbcommProtocol.java
@@ -19,21 +19,21 @@ import io.netty.handler.codec.http.HttpObjectAggregator;
 import io.netty.handler.codec.http.HttpRequestEncoder;
 import io.netty.handler.codec.http.HttpResponseDecoder;
 import org.traccar.BaseProtocol;
-import org.traccar.Context;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerClient;
+import org.traccar.config.Config;
 
 public class OrbcommProtocol extends BaseProtocol {
 
     public OrbcommProtocol() {
         addClient(new TrackerClient(getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HttpRequestEncoder());
                 pipeline.addLast(new HttpResponseDecoder());
                 pipeline.addLast(new HttpObjectAggregator(65535));
                 pipeline.addLast(new OrbcommProtocolDecoder(OrbcommProtocol.this));
-                pipeline.addLast(new OrbcommProtocolPoller(OrbcommProtocol.this, Context.getConfig()));
+                pipeline.addLast(new OrbcommProtocolPoller(OrbcommProtocol.this, config));
             }
         });
     }
diff --git a/src/main/java/org/traccar/protocol/OrionProtocol.java b/src/main/java/org/traccar/protocol/OrionProtocol.java
index 8485ae638..cb92f10b7 100644
--- a/src/main/java/org/traccar/protocol/OrionProtocol.java
+++ b/src/main/java/org/traccar/protocol/OrionProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class OrionProtocol extends BaseProtocol {
 
     public OrionProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new OrionFrameDecoder());
                 pipeline.addLast(new OrionProtocolDecoder(OrionProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/OsmAndProtocol.java b/src/main/java/org/traccar/protocol/OsmAndProtocol.java
index d3aa2fd6f..3281a8ae4 100644
--- a/src/main/java/org/traccar/protocol/OsmAndProtocol.java
+++ b/src/main/java/org/traccar/protocol/OsmAndProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.http.HttpResponseEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class OsmAndProtocol extends BaseProtocol {
 
     public OsmAndProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HttpResponseEncoder());
                 pipeline.addLast(new HttpRequestDecoder());
                 pipeline.addLast(new HttpObjectAggregator(16384));
diff --git a/src/main/java/org/traccar/protocol/OutsafeProtocol.java b/src/main/java/org/traccar/protocol/OutsafeProtocol.java
index c728a404d..ae7cb881f 100644
--- a/src/main/java/org/traccar/protocol/OutsafeProtocol.java
+++ b/src/main/java/org/traccar/protocol/OutsafeProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.http.HttpResponseEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class OutsafeProtocol extends BaseProtocol {
 
     public OutsafeProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HttpResponseEncoder());
                 pipeline.addLast(new HttpRequestDecoder());
                 pipeline.addLast(new HttpObjectAggregator(65535));
diff --git a/src/main/java/org/traccar/protocol/OwnTracksProtocol.java b/src/main/java/org/traccar/protocol/OwnTracksProtocol.java
index 0086371d8..c444f453e 100644
--- a/src/main/java/org/traccar/protocol/OwnTracksProtocol.java
+++ b/src/main/java/org/traccar/protocol/OwnTracksProtocol.java
@@ -22,13 +22,14 @@ import io.netty.handler.codec.http.HttpResponseEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class OwnTracksProtocol extends BaseProtocol {
 
     public OwnTracksProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HttpResponseEncoder());
                 pipeline.addLast(new HttpRequestDecoder());
                 pipeline.addLast(new HttpObjectAggregator(16384));
diff --git a/src/main/java/org/traccar/protocol/PacificTrackProtocol.java b/src/main/java/org/traccar/protocol/PacificTrackProtocol.java
index 08991ab64..c8b046f41 100644
--- a/src/main/java/org/traccar/protocol/PacificTrackProtocol.java
+++ b/src/main/java/org/traccar/protocol/PacificTrackProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class PacificTrackProtocol extends BaseProtocol {
 
     public PacificTrackProtocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new PacificTrackProtocolDecoder(PacificTrackProtocol.this));
             }
         });
diff --git a/src/main/java/org/traccar/protocol/PathAwayProtocol.java b/src/main/java/org/traccar/protocol/PathAwayProtocol.java
index 6b5d75c5e..a2f152dda 100644
--- a/src/main/java/org/traccar/protocol/PathAwayProtocol.java
+++ b/src/main/java/org/traccar/protocol/PathAwayProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.http.HttpResponseEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class PathAwayProtocol extends BaseProtocol {
 
     public PathAwayProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HttpResponseEncoder());
                 pipeline.addLast(new HttpRequestDecoder());
                 pipeline.addLast(new HttpObjectAggregator(16384));
diff --git a/src/main/java/org/traccar/protocol/PiligrimProtocol.java b/src/main/java/org/traccar/protocol/PiligrimProtocol.java
index d88c1ab72..7c0ecaf30 100644
--- a/src/main/java/org/traccar/protocol/PiligrimProtocol.java
+++ b/src/main/java/org/traccar/protocol/PiligrimProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.http.HttpResponseEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class PiligrimProtocol extends BaseProtocol {
 
     public PiligrimProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HttpResponseEncoder());
                 pipeline.addLast(new HttpRequestDecoder());
                 pipeline.addLast(new HttpObjectAggregator(16384));
diff --git a/src/main/java/org/traccar/protocol/PluginProtocol.java b/src/main/java/org/traccar/protocol/PluginProtocol.java
index d5f28da9d..2d21f8b41 100644
--- a/src/main/java/org/traccar/protocol/PluginProtocol.java
+++ b/src/main/java/org/traccar/protocol/PluginProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class PluginProtocol extends BaseProtocol {
 
     public PluginProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '#'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/PolteProtocol.java b/src/main/java/org/traccar/protocol/PolteProtocol.java
index a3e548716..47c64e5ba 100644
--- a/src/main/java/org/traccar/protocol/PolteProtocol.java
+++ b/src/main/java/org/traccar/protocol/PolteProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.http.HttpResponseEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class PolteProtocol extends BaseProtocol {
 
     public PolteProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HttpResponseEncoder());
                 pipeline.addLast(new HttpRequestDecoder());
                 pipeline.addLast(new HttpObjectAggregator(65535));
diff --git a/src/main/java/org/traccar/protocol/PortmanProtocol.java b/src/main/java/org/traccar/protocol/PortmanProtocol.java
index b7faae08a..875c0a599 100644
--- a/src/main/java/org/traccar/protocol/PortmanProtocol.java
+++ b/src/main/java/org/traccar/protocol/PortmanProtocol.java
@@ -21,6 +21,7 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class PortmanProtocol extends BaseProtocol {
@@ -31,7 +32,7 @@ public class PortmanProtocol extends BaseProtocol {
                 Command.TYPE_ENGINE_RESUME);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/PretraceProtocol.java b/src/main/java/org/traccar/protocol/PretraceProtocol.java
index 9d35c1c2f..db1b6d918 100644
--- a/src/main/java/org/traccar/protocol/PretraceProtocol.java
+++ b/src/main/java/org/traccar/protocol/PretraceProtocol.java
@@ -21,6 +21,7 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class PretraceProtocol extends BaseProtocol {
@@ -31,7 +32,7 @@ public class PretraceProtocol extends BaseProtocol {
                 Command.TYPE_POSITION_PERIODIC);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, ')'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/PretraceProtocolEncoder.java b/src/main/java/org/traccar/protocol/PretraceProtocolEncoder.java
index 1083a252e..106ba9537 100644
--- a/src/main/java/org/traccar/protocol/PretraceProtocolEncoder.java
+++ b/src/main/java/org/traccar/protocol/PretraceProtocolEncoder.java
@@ -16,10 +16,9 @@
 package org.traccar.protocol;
 
 import org.traccar.BaseProtocolEncoder;
-import org.traccar.Context;
+import org.traccar.Protocol;
 import org.traccar.helper.Checksum;
 import org.traccar.model.Command;
-import org.traccar.Protocol;
 
 public class PretraceProtocolEncoder extends BaseProtocolEncoder {
 
@@ -35,7 +34,7 @@ public class PretraceProtocolEncoder extends BaseProtocolEncoder {
     @Override
     protected Object encodeCommand(Command command) {
 
-        String uniqueId = Context.getIdentityManager().getById(command.getDeviceId()).getUniqueId();
+        String uniqueId = getIdentityManager().getById(command.getDeviceId()).getUniqueId();
 
         switch (command.getType()) {
             case Command.TYPE_CUSTOM:
diff --git a/src/main/java/org/traccar/protocol/PricolProtocol.java b/src/main/java/org/traccar/protocol/PricolProtocol.java
index 6821cd949..b009662ac 100644
--- a/src/main/java/org/traccar/protocol/PricolProtocol.java
+++ b/src/main/java/org/traccar/protocol/PricolProtocol.java
@@ -19,20 +19,21 @@ import io.netty.handler.codec.FixedLengthFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class PricolProtocol extends BaseProtocol {
 
     public PricolProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new FixedLengthFrameDecoder(64));
                 pipeline.addLast(new PricolProtocolDecoder(PricolProtocol.this));
             }
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new PricolProtocolDecoder(PricolProtocol.this));
             }
         });
diff --git a/src/main/java/org/traccar/protocol/ProgressProtocol.java b/src/main/java/org/traccar/protocol/ProgressProtocol.java
index aac84205d..235ae1c5e 100644
--- a/src/main/java/org/traccar/protocol/ProgressProtocol.java
+++ b/src/main/java/org/traccar/protocol/ProgressProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 import java.nio.ByteOrder;
 public class ProgressProtocol extends BaseProtocol {
@@ -26,7 +27,7 @@ public class ProgressProtocol extends BaseProtocol {
     public ProgressProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(ByteOrder.LITTLE_ENDIAN, 1024, 2, 2, 4, 0, true));
                 pipeline.addLast(new ProgressProtocolDecoder(ProgressProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/PstProtocol.java b/src/main/java/org/traccar/protocol/PstProtocol.java
index d8c7008cb..e1f3e18ce 100644
--- a/src/main/java/org/traccar/protocol/PstProtocol.java
+++ b/src/main/java/org/traccar/protocol/PstProtocol.java
@@ -18,6 +18,7 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class PstProtocol extends BaseProtocol {
@@ -28,14 +29,14 @@ public class PstProtocol extends BaseProtocol {
                 Command.TYPE_ENGINE_RESUME);
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new PstProtocolEncoder(PstProtocol.this));
                 pipeline.addLast(new PstProtocolDecoder(PstProtocol.this));
             }
         });
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new PstFrameEncoder());
                 pipeline.addLast(new PstFrameDecoder());
                 pipeline.addLast(new PstProtocolEncoder(PstProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/Pt215Protocol.java b/src/main/java/org/traccar/protocol/Pt215Protocol.java
index 09bd9b121..c134afa51 100644
--- a/src/main/java/org/traccar/protocol/Pt215Protocol.java
+++ b/src/main/java/org/traccar/protocol/Pt215Protocol.java
@@ -19,13 +19,14 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Pt215Protocol extends BaseProtocol {
 
     public Pt215Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 2, 1, -1, 0));
                 pipeline.addLast(new Pt215ProtocolDecoder(Pt215Protocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/Pt3000Protocol.java b/src/main/java/org/traccar/protocol/Pt3000Protocol.java
index 1ad0026a3..1f783481b 100644
--- a/src/main/java/org/traccar/protocol/Pt3000Protocol.java
+++ b/src/main/java/org/traccar/protocol/Pt3000Protocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Pt3000Protocol extends BaseProtocol {
 
     public Pt3000Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, 'd')); // probably wrong
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/Pt502Protocol.java b/src/main/java/org/traccar/protocol/Pt502Protocol.java
index 56444fb42..64ff4fe06 100644
--- a/src/main/java/org/traccar/protocol/Pt502Protocol.java
+++ b/src/main/java/org/traccar/protocol/Pt502Protocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class Pt502Protocol extends BaseProtocol {
@@ -32,7 +33,7 @@ public class Pt502Protocol extends BaseProtocol {
                 Command.TYPE_REQUEST_PHOTO);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new Pt502FrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new Pt502ProtocolEncoder(Pt502Protocol.this));
diff --git a/src/main/java/org/traccar/protocol/Pt502ProtocolDecoder.java b/src/main/java/org/traccar/protocol/Pt502ProtocolDecoder.java
index 5e24cacdc..0817d527d 100644
--- a/src/main/java/org/traccar/protocol/Pt502ProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/Pt502ProtocolDecoder.java
@@ -20,7 +20,6 @@ import io.netty.buffer.ByteBuf;
 import io.netty.buffer.Unpooled;
 import io.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
-import org.traccar.Context;
 import org.traccar.DeviceSession;
 import org.traccar.NetworkMessage;
 import org.traccar.Protocol;
@@ -175,7 +174,7 @@ public class Pt502ProtocolDecoder extends BaseProtocolDecoder {
                 } else {
 
                     DeviceSession deviceSession = getDeviceSession(channel, remoteAddress);
-                    String uniqueId = Context.getIdentityManager().getById(deviceSession.getDeviceId()).getUniqueId();
+                    String uniqueId = getIdentityManager().getById(deviceSession.getDeviceId()).getUniqueId();
 
                     Position position = new Position(getProtocolName());
                     position.setDeviceId(deviceSession.getDeviceId());
diff --git a/src/main/java/org/traccar/protocol/Pt60Protocol.java b/src/main/java/org/traccar/protocol/Pt60Protocol.java
index c502426c5..45084a2f3 100644
--- a/src/main/java/org/traccar/protocol/Pt60Protocol.java
+++ b/src/main/java/org/traccar/protocol/Pt60Protocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Pt60Protocol extends BaseProtocol {
 
     public Pt60Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, "@R#@", "@E#@"));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/R12wProtocol.java b/src/main/java/org/traccar/protocol/R12wProtocol.java
index 3726233b4..f3464a3a3 100644
--- a/src/main/java/org/traccar/protocol/R12wProtocol.java
+++ b/src/main/java/org/traccar/protocol/R12wProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class R12wProtocol extends BaseProtocol {
 
     public R12wProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/RaceDynamicsProtocol.java b/src/main/java/org/traccar/protocol/RaceDynamicsProtocol.java
index c9db10610..7c7b9a87d 100644
--- a/src/main/java/org/traccar/protocol/RaceDynamicsProtocol.java
+++ b/src/main/java/org/traccar/protocol/RaceDynamicsProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class RaceDynamicsProtocol extends BaseProtocol {
 
     public RaceDynamicsProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1500));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/RadarProtocol.java b/src/main/java/org/traccar/protocol/RadarProtocol.java
index 9783778f0..0b3d836a5 100644
--- a/src/main/java/org/traccar/protocol/RadarProtocol.java
+++ b/src/main/java/org/traccar/protocol/RadarProtocol.java
@@ -19,13 +19,14 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class RadarProtocol extends BaseProtocol {
 
     public RadarProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 12, 2, -14, 0));
                 pipeline.addLast(new RadarProtocolDecoder(RadarProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/RaveonProtocol.java b/src/main/java/org/traccar/protocol/RaveonProtocol.java
index 44faadb3b..5a1bb88d2 100644
--- a/src/main/java/org/traccar/protocol/RaveonProtocol.java
+++ b/src/main/java/org/traccar/protocol/RaveonProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class RaveonProtocol extends BaseProtocol {
 
     public RaveonProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/RecodaProtocol.java b/src/main/java/org/traccar/protocol/RecodaProtocol.java
index 0bc9870bc..9ae837a88 100644
--- a/src/main/java/org/traccar/protocol/RecodaProtocol.java
+++ b/src/main/java/org/traccar/protocol/RecodaProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 import java.nio.ByteOrder;
 public class RecodaProtocol extends BaseProtocol {
@@ -26,7 +27,7 @@ public class RecodaProtocol extends BaseProtocol {
     public RecodaProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(ByteOrder.LITTLE_ENDIAN, 1024, 4, 4, -8, 0, true));
                 pipeline.addLast(new RecodaProtocolDecoder(RecodaProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/RetranslatorProtocol.java b/src/main/java/org/traccar/protocol/RetranslatorProtocol.java
index fae81f7d2..efea6013e 100644
--- a/src/main/java/org/traccar/protocol/RetranslatorProtocol.java
+++ b/src/main/java/org/traccar/protocol/RetranslatorProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class RetranslatorProtocol extends BaseProtocol {
 
     public RetranslatorProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new RetranslatorFrameDecoder());
                 pipeline.addLast(new RetranslatorProtocolDecoder(RetranslatorProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/RitiProtocol.java b/src/main/java/org/traccar/protocol/RitiProtocol.java
index de1026672..34c4015b2 100644
--- a/src/main/java/org/traccar/protocol/RitiProtocol.java
+++ b/src/main/java/org/traccar/protocol/RitiProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 import java.nio.ByteOrder;
 public class RitiProtocol extends BaseProtocol {
@@ -26,7 +27,7 @@ public class RitiProtocol extends BaseProtocol {
     public RitiProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(ByteOrder.LITTLE_ENDIAN, 1024, 105, 2, 3, 0, true));
                 pipeline.addLast(new RitiProtocolDecoder(RitiProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/RoboTrackProtocol.java b/src/main/java/org/traccar/protocol/RoboTrackProtocol.java
index c2c531293..099136272 100644
--- a/src/main/java/org/traccar/protocol/RoboTrackProtocol.java
+++ b/src/main/java/org/traccar/protocol/RoboTrackProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class RoboTrackProtocol extends BaseProtocol {
 
     public RoboTrackProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new RoboTrackFrameDecoder());
                 pipeline.addLast(new RoboTrackProtocolDecoder(RoboTrackProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/RstProtocol.java b/src/main/java/org/traccar/protocol/RstProtocol.java
index 10d11d493..3a52a215e 100644
--- a/src/main/java/org/traccar/protocol/RstProtocol.java
+++ b/src/main/java/org/traccar/protocol/RstProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class RstProtocol extends BaseProtocol {
 
     public RstProtocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new RstProtocolDecoder(RstProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/RuptelaProtocol.java b/src/main/java/org/traccar/protocol/RuptelaProtocol.java
index 5d1f86553..59c5f7942 100644
--- a/src/main/java/org/traccar/protocol/RuptelaProtocol.java
+++ b/src/main/java/org/traccar/protocol/RuptelaProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class RuptelaProtocol extends BaseProtocol {
@@ -37,7 +38,7 @@ public class RuptelaProtocol extends BaseProtocol {
                 Command.TYPE_SET_ODOMETER);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 0, 2, 2, 0));
                 pipeline.addLast(new RuptelaProtocolEncoder(RuptelaProtocol.this));
                 pipeline.addLast(new RuptelaProtocolDecoder(RuptelaProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/S168Protocol.java b/src/main/java/org/traccar/protocol/S168Protocol.java
index e78664c40..7186ce93d 100644
--- a/src/main/java/org/traccar/protocol/S168Protocol.java
+++ b/src/main/java/org/traccar/protocol/S168Protocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class S168Protocol extends BaseProtocol {
 
     public S168Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '$'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/SabertekProtocol.java b/src/main/java/org/traccar/protocol/SabertekProtocol.java
index 0ec847b60..9c66fd50d 100644
--- a/src/main/java/org/traccar/protocol/SabertekProtocol.java
+++ b/src/main/java/org/traccar/protocol/SabertekProtocol.java
@@ -19,13 +19,14 @@ import io.netty.handler.codec.string.StringDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class SabertekProtocol extends BaseProtocol {
 
     public SabertekProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new SabertekFrameDecoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new SabertekProtocolDecoder(SabertekProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/SanavProtocol.java b/src/main/java/org/traccar/protocol/SanavProtocol.java
index 6799c57e6..e067a2469 100644
--- a/src/main/java/org/traccar/protocol/SanavProtocol.java
+++ b/src/main/java/org/traccar/protocol/SanavProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class SanavProtocol extends BaseProtocol {
 
     public SanavProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new SanavProtocolDecoder(SanavProtocol.this));
@@ -34,7 +35,7 @@ public class SanavProtocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new SanavProtocolDecoder(SanavProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/SanulProtocol.java b/src/main/java/org/traccar/protocol/SanulProtocol.java
index 3104e9366..3c268d984 100644
--- a/src/main/java/org/traccar/protocol/SanulProtocol.java
+++ b/src/main/java/org/traccar/protocol/SanulProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 import java.nio.ByteOrder;
 
@@ -27,7 +28,7 @@ public class SanulProtocol extends BaseProtocol {
     public SanulProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(ByteOrder.LITTLE_ENDIAN, 1024, 3, 2, 0, 0, true));
                 pipeline.addLast(new SanulProtocolDecoder(SanulProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/SatsolProtocol.java b/src/main/java/org/traccar/protocol/SatsolProtocol.java
index b69fdd1fe..15a43f94d 100644
--- a/src/main/java/org/traccar/protocol/SatsolProtocol.java
+++ b/src/main/java/org/traccar/protocol/SatsolProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 import java.nio.ByteOrder;
 
@@ -27,7 +28,7 @@ public class SatsolProtocol extends BaseProtocol {
     public SatsolProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(ByteOrder.LITTLE_ENDIAN, 1400, 8, 2, 0, 0, true));
                 pipeline.addLast(new SatsolProtocolDecoder(SatsolProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/SigfoxProtocol.java b/src/main/java/org/traccar/protocol/SigfoxProtocol.java
index e2f2cbe1f..7666f5589 100644
--- a/src/main/java/org/traccar/protocol/SigfoxProtocol.java
+++ b/src/main/java/org/traccar/protocol/SigfoxProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.http.HttpResponseEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class SigfoxProtocol extends BaseProtocol {
 
     public SigfoxProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HttpResponseEncoder());
                 pipeline.addLast(new HttpRequestDecoder());
                 pipeline.addLast(new HttpObjectAggregator(65535));
diff --git a/src/main/java/org/traccar/protocol/SiwiProtocol.java b/src/main/java/org/traccar/protocol/SiwiProtocol.java
index 8963721c8..4cb441e8a 100644
--- a/src/main/java/org/traccar/protocol/SiwiProtocol.java
+++ b/src/main/java/org/traccar/protocol/SiwiProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class SiwiProtocol extends BaseProtocol {
 
     public SiwiProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new SiwiProtocolDecoder(SiwiProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/SkypatrolProtocol.java b/src/main/java/org/traccar/protocol/SkypatrolProtocol.java
index 7c6203d86..91830504e 100644
--- a/src/main/java/org/traccar/protocol/SkypatrolProtocol.java
+++ b/src/main/java/org/traccar/protocol/SkypatrolProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class SkypatrolProtocol extends BaseProtocol {
 
     public SkypatrolProtocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new SkypatrolProtocolDecoder(SkypatrolProtocol.this));
             }
         });
diff --git a/src/main/java/org/traccar/protocol/SmartSoleProtocol.java b/src/main/java/org/traccar/protocol/SmartSoleProtocol.java
index bcf43f68b..6ae341db3 100644
--- a/src/main/java/org/traccar/protocol/SmartSoleProtocol.java
+++ b/src/main/java/org/traccar/protocol/SmartSoleProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class SmartSoleProtocol extends BaseProtocol {
 
     public SmartSoleProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '$'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/SmokeyProtocol.java b/src/main/java/org/traccar/protocol/SmokeyProtocol.java
index 482c8347c..dc7da9ab5 100644
--- a/src/main/java/org/traccar/protocol/SmokeyProtocol.java
+++ b/src/main/java/org/traccar/protocol/SmokeyProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class SmokeyProtocol extends BaseProtocol {
 
     public SmokeyProtocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new SmokeyProtocolDecoder(SmokeyProtocol.this));
             }
         });
diff --git a/src/main/java/org/traccar/protocol/SolarPoweredProtocol.java b/src/main/java/org/traccar/protocol/SolarPoweredProtocol.java
index 53a948cdc..9f9ef5a87 100644
--- a/src/main/java/org/traccar/protocol/SolarPoweredProtocol.java
+++ b/src/main/java/org/traccar/protocol/SolarPoweredProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class SolarPoweredProtocol extends BaseProtocol {
 
     public SolarPoweredProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HuabaoFrameDecoder());
                 pipeline.addLast(new SolarPoweredProtocolDecoder(SolarPoweredProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/SpotProtocol.java b/src/main/java/org/traccar/protocol/SpotProtocol.java
index bbf0e8d8a..238dc3b72 100644
--- a/src/main/java/org/traccar/protocol/SpotProtocol.java
+++ b/src/main/java/org/traccar/protocol/SpotProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.http.HttpResponseEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class SpotProtocol extends BaseProtocol {
 
     public SpotProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new HttpResponseEncoder());
                 pipeline.addLast(new HttpRequestDecoder());
                 pipeline.addLast(new HttpObjectAggregator(65535));
diff --git a/src/main/java/org/traccar/protocol/StarLinkProtocol.java b/src/main/java/org/traccar/protocol/StarLinkProtocol.java
index 5630722ee..fa9cdc30a 100644
--- a/src/main/java/org/traccar/protocol/StarLinkProtocol.java
+++ b/src/main/java/org/traccar/protocol/StarLinkProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class StarLinkProtocol extends BaseProtocol {
 
     public StarLinkProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/StarLinkProtocolDecoder.java b/src/main/java/org/traccar/protocol/StarLinkProtocolDecoder.java
index 5e631017e..afccb3a6b 100644
--- a/src/main/java/org/traccar/protocol/StarLinkProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/StarLinkProtocolDecoder.java
@@ -17,7 +17,6 @@ package org.traccar.protocol;
 
 import io.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
-import org.traccar.Context;
 import org.traccar.DeviceSession;
 import org.traccar.Protocol;
 import org.traccar.helper.DataConverter;
@@ -67,7 +66,7 @@ public class StarLinkProtocolDecoder extends BaseProtocolDecoder {
     }
 
     public String[] getFormat(long deviceId) {
-        return Context.getIdentityManager().lookupAttributeString(
+        return getIdentityManager().lookupAttributeString(
                 deviceId, getProtocolName() + ".format", format, false, false).split(",");
     }
 
@@ -76,7 +75,7 @@ public class StarLinkProtocolDecoder extends BaseProtocolDecoder {
     }
 
     public DateFormat getDateFormat(long deviceId) {
-        DateFormat dateFormat = new SimpleDateFormat(Context.getIdentityManager().lookupAttributeString(
+        DateFormat dateFormat = new SimpleDateFormat(getIdentityManager().lookupAttributeString(
                 deviceId, getProtocolName() + ".dateFormat", this.dateFormat, false, false));
         dateFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
         return dateFormat;
diff --git a/src/main/java/org/traccar/protocol/StarcomProtocol.java b/src/main/java/org/traccar/protocol/StarcomProtocol.java
index 63a6143a6..8f1c4bc3f 100644
--- a/src/main/java/org/traccar/protocol/StarcomProtocol.java
+++ b/src/main/java/org/traccar/protocol/StarcomProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class StarcomProtocol extends BaseProtocol {
 
     public StarcomProtocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StarcomProtocolDecoder(StarcomProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/StartekProtocol.java b/src/main/java/org/traccar/protocol/StartekProtocol.java
index 32f1c5a29..14ae1564e 100644
--- a/src/main/java/org/traccar/protocol/StartekProtocol.java
+++ b/src/main/java/org/traccar/protocol/StartekProtocol.java
@@ -21,6 +21,7 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class StartekProtocol extends BaseProtocol {
@@ -33,7 +34,7 @@ public class StartekProtocol extends BaseProtocol {
                 Command.TYPE_ENGINE_RESUME);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/StbProtocol.java b/src/main/java/org/traccar/protocol/StbProtocol.java
index 002ed86c7..206b29e29 100644
--- a/src/main/java/org/traccar/protocol/StbProtocol.java
+++ b/src/main/java/org/traccar/protocol/StbProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class StbProtocol extends BaseProtocol {
 
     public StbProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new JsonFrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/Stl060Protocol.java b/src/main/java/org/traccar/protocol/Stl060Protocol.java
index 2711e936b..0ac0490e3 100644
--- a/src/main/java/org/traccar/protocol/Stl060Protocol.java
+++ b/src/main/java/org/traccar/protocol/Stl060Protocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Stl060Protocol extends BaseProtocol {
 
     public Stl060Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new Stl060FrameDecoder(1024));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/SuntechProtocol.java b/src/main/java/org/traccar/protocol/SuntechProtocol.java
index 199885537..ae55d2a14 100644
--- a/src/main/java/org/traccar/protocol/SuntechProtocol.java
+++ b/src/main/java/org/traccar/protocol/SuntechProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class SuntechProtocol extends BaseProtocol {
@@ -34,7 +35,7 @@ public class SuntechProtocol extends BaseProtocol {
                 Command.TYPE_ALARM_DISARM);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new SuntechFrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new SuntechProtocolEncoder(SuntechProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/SuntechProtocolDecoder.java b/src/main/java/org/traccar/protocol/SuntechProtocolDecoder.java
index 8926f427e..fca7661f7 100644
--- a/src/main/java/org/traccar/protocol/SuntechProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/SuntechProtocolDecoder.java
@@ -20,7 +20,6 @@ import io.netty.buffer.ByteBufUtil;
 import io.netty.buffer.Unpooled;
 import io.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
-import org.traccar.Context;
 import org.traccar.DeviceSession;
 import org.traccar.Protocol;
 import org.traccar.helper.BitUtil;
@@ -72,7 +71,7 @@ public class SuntechProtocolDecoder extends BaseProtocolDecoder {
     }
 
     public int getProtocolType(long deviceId) {
-        return Context.getIdentityManager().lookupAttributeInteger(
+        return getIdentityManager().lookupAttributeInteger(
                 deviceId, getProtocolName() + ".protocolType", protocolType, false, true);
     }
 
@@ -81,7 +80,7 @@ public class SuntechProtocolDecoder extends BaseProtocolDecoder {
     }
 
     public boolean isHbm(long deviceId) {
-        return Context.getIdentityManager().lookupAttributeBoolean(
+        return getIdentityManager().lookupAttributeBoolean(
                 deviceId, getProtocolName() + ".hbm", hbm, false, true);
     }
 
@@ -90,7 +89,7 @@ public class SuntechProtocolDecoder extends BaseProtocolDecoder {
     }
 
     public boolean isIncludeAdc(long deviceId) {
-        return Context.getIdentityManager().lookupAttributeBoolean(
+        return getIdentityManager().lookupAttributeBoolean(
                 deviceId, getProtocolName() + ".includeAdc", includeAdc, false, true);
     }
 
@@ -99,7 +98,7 @@ public class SuntechProtocolDecoder extends BaseProtocolDecoder {
     }
 
     public boolean isIncludeRpm(long deviceId) {
-        return Context.getIdentityManager().lookupAttributeBoolean(
+        return getIdentityManager().lookupAttributeBoolean(
                 deviceId, getProtocolName() + ".includeRpm", includeRpm, false, true);
     }
 
@@ -108,7 +107,7 @@ public class SuntechProtocolDecoder extends BaseProtocolDecoder {
     }
 
     public boolean isIncludeTemp(long deviceId) {
-        return Context.getIdentityManager().lookupAttributeBoolean(
+        return getIdentityManager().lookupAttributeBoolean(
                 deviceId, getProtocolName() + ".includeTemp", includeTemp, false, true);
     }
 
diff --git a/src/main/java/org/traccar/protocol/SupermateProtocol.java b/src/main/java/org/traccar/protocol/SupermateProtocol.java
index 46625ddc7..59c68d7d0 100644
--- a/src/main/java/org/traccar/protocol/SupermateProtocol.java
+++ b/src/main/java/org/traccar/protocol/SupermateProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class SupermateProtocol extends BaseProtocol {
 
     public SupermateProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, "#"));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/SviasProtocol.java b/src/main/java/org/traccar/protocol/SviasProtocol.java
index accfa173f..d9b413a9e 100644
--- a/src/main/java/org/traccar/protocol/SviasProtocol.java
+++ b/src/main/java/org/traccar/protocol/SviasProtocol.java
@@ -21,7 +21,7 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
-
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class SviasProtocol extends BaseProtocol {
@@ -38,7 +38,7 @@ public class SviasProtocol extends BaseProtocol {
                 Command.TYPE_ALARM_REMOVE);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, "]"));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/SwiftechProtocol.java b/src/main/java/org/traccar/protocol/SwiftechProtocol.java
index 5e2597b93..3222a7038 100644
--- a/src/main/java/org/traccar/protocol/SwiftechProtocol.java
+++ b/src/main/java/org/traccar/protocol/SwiftechProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class SwiftechProtocol extends BaseProtocol {
 
     public SwiftechProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '#'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/T55Protocol.java b/src/main/java/org/traccar/protocol/T55Protocol.java
index f5ec19094..f3f7b4a74 100644
--- a/src/main/java/org/traccar/protocol/T55Protocol.java
+++ b/src/main/java/org/traccar/protocol/T55Protocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class T55Protocol extends BaseProtocol {
 
     public T55Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
@@ -36,7 +37,7 @@ public class T55Protocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new T55ProtocolDecoder(T55Protocol.this));
diff --git a/src/main/java/org/traccar/protocol/T55ProtocolDecoder.java b/src/main/java/org/traccar/protocol/T55ProtocolDecoder.java
index 230d29216..acfab5598 100644
--- a/src/main/java/org/traccar/protocol/T55ProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/T55ProtocolDecoder.java
@@ -17,7 +17,6 @@ package org.traccar.protocol;
 
 import io.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
-import org.traccar.Context;
 import org.traccar.DeviceSession;
 import org.traccar.NetworkMessage;
 import org.traccar.Protocol;
@@ -130,7 +129,7 @@ public class T55ProtocolDecoder extends BaseProtocolDecoder {
             DeviceSession deviceSession, String sentence, SocketAddress remoteAddress, Channel channel) {
 
         if (deviceSession != null && channel != null && !(channel instanceof DatagramChannel)
-                && Context.getIdentityManager().lookupAttributeBoolean(
+                && getIdentityManager().lookupAttributeBoolean(
                         deviceSession.getDeviceId(), getProtocolName() + ".ack", false, false, true)) {
             channel.writeAndFlush(new NetworkMessage("OK1\r\n", remoteAddress));
         }
diff --git a/src/main/java/org/traccar/protocol/T57Protocol.java b/src/main/java/org/traccar/protocol/T57Protocol.java
index f67f82318..e228c5c0d 100644
--- a/src/main/java/org/traccar/protocol/T57Protocol.java
+++ b/src/main/java/org/traccar/protocol/T57Protocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class T57Protocol extends BaseProtocol {
 
     public T57Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new T57FrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/T800xProtocol.java b/src/main/java/org/traccar/protocol/T800xProtocol.java
index 8b91265cb..fa692c792 100644
--- a/src/main/java/org/traccar/protocol/T800xProtocol.java
+++ b/src/main/java/org/traccar/protocol/T800xProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class T800xProtocol extends BaseProtocol {
@@ -28,7 +29,7 @@ public class T800xProtocol extends BaseProtocol {
                 Command.TYPE_CUSTOM);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 3, 2, -5, 0));
                 pipeline.addLast(new T800xProtocolEncoder(T800xProtocol.this));
                 pipeline.addLast(new T800xProtocolDecoder(T800xProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/TaipPrefixEncoder.java b/src/main/java/org/traccar/protocol/TaipPrefixEncoder.java
index 02c111b01..48419af2a 100644
--- a/src/main/java/org/traccar/protocol/TaipPrefixEncoder.java
+++ b/src/main/java/org/traccar/protocol/TaipPrefixEncoder.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021 Anton Tananaev (anton@traccar.org)
+ * Copyright 2021 - 2022 Anton Tananaev (anton@traccar.org)
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -15,13 +15,14 @@
  */
 package org.traccar.protocol;
 
+import com.google.inject.Inject;
 import io.netty.buffer.ByteBuf;
 import io.netty.buffer.Unpooled;
 import io.netty.channel.ChannelHandler;
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.handler.codec.MessageToMessageEncoder;
-import org.traccar.Context;
 import org.traccar.Protocol;
+import org.traccar.config.Config;
 import org.traccar.config.Keys;
 
 import java.util.List;
@@ -30,14 +31,20 @@ import java.util.List;
 public class TaipPrefixEncoder extends MessageToMessageEncoder<ByteBuf> {
 
     private final Protocol protocol;
+    private Config config;
 
     public TaipPrefixEncoder(Protocol protocol) {
         this.protocol = protocol;
     }
 
+    @Inject
+    public void setConfig(Config config) {
+        this.config = config;
+    }
+
     @Override
-    protected void encode(ChannelHandlerContext ctx, ByteBuf msg, List<Object> out) throws Exception {
-        if (Context.getConfig().getBoolean(Keys.PROTOCOL_PREFIX.withPrefix(protocol.getName()))) {
+    protected void encode(ChannelHandlerContext ctx, ByteBuf msg, List<Object> out) {
+        if (config.getBoolean(Keys.PROTOCOL_PREFIX.withPrefix(protocol.getName()))) {
             out.add(Unpooled.wrappedBuffer(Unpooled.wrappedBuffer(new byte[] {0x20, 0x20, 0x06, 0x00}), msg.retain()));
         } else {
             out.add(msg.retain());
diff --git a/src/main/java/org/traccar/protocol/TaipProtocol.java b/src/main/java/org/traccar/protocol/TaipProtocol.java
index 0966cfd7c..caa4f4c97 100644
--- a/src/main/java/org/traccar/protocol/TaipProtocol.java
+++ b/src/main/java/org/traccar/protocol/TaipProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class TaipProtocol extends BaseProtocol {
 
     public TaipProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '<'));
                 pipeline.addLast(new TaipPrefixEncoder(TaipProtocol.this));
                 pipeline.addLast(new StringDecoder());
@@ -37,7 +38,7 @@ public class TaipProtocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new TaipPrefixEncoder(TaipProtocol.this));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/TechTltProtocol.java b/src/main/java/org/traccar/protocol/TechTltProtocol.java
index 0cffb452d..e421990a7 100644
--- a/src/main/java/org/traccar/protocol/TechTltProtocol.java
+++ b/src/main/java/org/traccar/protocol/TechTltProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class TechTltProtocol extends BaseProtocol {
 
     public TechTltProtocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new TechTltProtocolDecoder(TechTltProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/TechtoCruzProtocol.java b/src/main/java/org/traccar/protocol/TechtoCruzProtocol.java
index a217ea738..48ea825a5 100644
--- a/src/main/java/org/traccar/protocol/TechtoCruzProtocol.java
+++ b/src/main/java/org/traccar/protocol/TechtoCruzProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class TechtoCruzProtocol extends BaseProtocol {
 
     public TechtoCruzProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new TechtoCruzFrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/TekProtocol.java b/src/main/java/org/traccar/protocol/TekProtocol.java
index c1d78e6f5..0aeab9be3 100644
--- a/src/main/java/org/traccar/protocol/TekProtocol.java
+++ b/src/main/java/org/traccar/protocol/TekProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class TekProtocol extends BaseProtocol {
 
     public TekProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new TekFrameDecoder());
                 pipeline.addLast(new TekProtocolDecoder(TekProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/TelemaxProtocol.java b/src/main/java/org/traccar/protocol/TelemaxProtocol.java
index 838da9df1..9bbdf7ad7 100644
--- a/src/main/java/org/traccar/protocol/TelemaxProtocol.java
+++ b/src/main/java/org/traccar/protocol/TelemaxProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class TelemaxProtocol extends BaseProtocol {
 
     public TelemaxProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/TelicProtocol.java b/src/main/java/org/traccar/protocol/TelicProtocol.java
index 991befa19..6d47a7a7f 100644
--- a/src/main/java/org/traccar/protocol/TelicProtocol.java
+++ b/src/main/java/org/traccar/protocol/TelicProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class TelicProtocol extends BaseProtocol {
 
     public TelicProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new TelicFrameDecoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/TeltonikaProtocol.java b/src/main/java/org/traccar/protocol/TeltonikaProtocol.java
index 5817b86be..e2ee8ef19 100644
--- a/src/main/java/org/traccar/protocol/TeltonikaProtocol.java
+++ b/src/main/java/org/traccar/protocol/TeltonikaProtocol.java
@@ -18,6 +18,7 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class TeltonikaProtocol extends BaseProtocol {
@@ -27,7 +28,7 @@ public class TeltonikaProtocol extends BaseProtocol {
                 Command.TYPE_CUSTOM);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new TeltonikaFrameDecoder());
                 pipeline.addLast(new TeltonikaProtocolEncoder(TeltonikaProtocol.this));
                 pipeline.addLast(new TeltonikaProtocolDecoder(TeltonikaProtocol.this, false));
@@ -35,7 +36,7 @@ public class TeltonikaProtocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new TeltonikaProtocolEncoder(TeltonikaProtocol.this));
                 pipeline.addLast(new TeltonikaProtocolDecoder(TeltonikaProtocol.this, true));
             }
diff --git a/src/main/java/org/traccar/protocol/TeltonikaProtocolDecoder.java b/src/main/java/org/traccar/protocol/TeltonikaProtocolDecoder.java
index 407488527..03a5a00ea 100644
--- a/src/main/java/org/traccar/protocol/TeltonikaProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/TeltonikaProtocolDecoder.java
@@ -20,7 +20,6 @@ import io.netty.buffer.ByteBufUtil;
 import io.netty.buffer.Unpooled;
 import io.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
-import org.traccar.Context;
 import org.traccar.DeviceSession;
 import org.traccar.NetworkMessage;
 import org.traccar.Protocol;
@@ -149,7 +148,7 @@ public class TeltonikaProtocolDecoder extends BaseProtocolDecoder {
                             channel, remoteAddress, photoId,
                             photo.writerIndex(), Math.min(IMAGE_PACKET_MAX, photo.writableBytes()));
                 } else {
-                    String uniqueId = Context.getIdentityManager().getById(position.getDeviceId()).getUniqueId();
+                    String uniqueId = getIdentityManager().getById(position.getDeviceId()).getUniqueId();
                     photos.remove(photoId);
                     try {
                         position.set(Position.KEY_IMAGE, writeMediaFile(uniqueId, photo, "jpg"));
diff --git a/src/main/java/org/traccar/protocol/TeraTrackProtocol.java b/src/main/java/org/traccar/protocol/TeraTrackProtocol.java
index 0303b4b5a..8b62db8c0 100644
--- a/src/main/java/org/traccar/protocol/TeraTrackProtocol.java
+++ b/src/main/java/org/traccar/protocol/TeraTrackProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class TeraTrackProtocol extends BaseProtocol {
 
     public TeraTrackProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new JsonFrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/ThinkPowerProtocol.java b/src/main/java/org/traccar/protocol/ThinkPowerProtocol.java
index ece1b0544..076386818 100644
--- a/src/main/java/org/traccar/protocol/ThinkPowerProtocol.java
+++ b/src/main/java/org/traccar/protocol/ThinkPowerProtocol.java
@@ -19,13 +19,14 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class ThinkPowerProtocol extends BaseProtocol {
 
     public ThinkPowerProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 2, 2, 2, 0));
                 pipeline.addLast(new ThinkPowerProtocolDecoder(ThinkPowerProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/ThinkRaceProtocol.java b/src/main/java/org/traccar/protocol/ThinkRaceProtocol.java
index ca1237cef..6c684a8b4 100644
--- a/src/main/java/org/traccar/protocol/ThinkRaceProtocol.java
+++ b/src/main/java/org/traccar/protocol/ThinkRaceProtocol.java
@@ -19,13 +19,14 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class ThinkRaceProtocol extends BaseProtocol {
 
     public ThinkRaceProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 2 + 12 + 1 + 1, 2, 2, 0));
                 pipeline.addLast(new ThinkRaceProtocolDecoder(ThinkRaceProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/Tk102Protocol.java b/src/main/java/org/traccar/protocol/Tk102Protocol.java
index 9f2463cd6..8eb923d50 100644
--- a/src/main/java/org/traccar/protocol/Tk102Protocol.java
+++ b/src/main/java/org/traccar/protocol/Tk102Protocol.java
@@ -19,13 +19,14 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Tk102Protocol extends BaseProtocol {
 
     public Tk102Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 1 + 1 + 10, 1, 1, 0));
                 pipeline.addLast(new Tk102ProtocolDecoder(Tk102Protocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/Tk103Protocol.java b/src/main/java/org/traccar/protocol/Tk103Protocol.java
index ff0bedfb7..bca16928f 100644
--- a/src/main/java/org/traccar/protocol/Tk103Protocol.java
+++ b/src/main/java/org/traccar/protocol/Tk103Protocol.java
@@ -21,6 +21,7 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class Tk103Protocol extends BaseProtocol {
@@ -47,7 +48,7 @@ public class Tk103Protocol extends BaseProtocol {
                 Command.TYPE_OUTPUT_CONTROL);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new Tk103FrameDecoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
@@ -57,7 +58,7 @@ public class Tk103Protocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new Tk103ProtocolEncoder(Tk103Protocol.this));
diff --git a/src/main/java/org/traccar/protocol/Tk103ProtocolEncoder.java b/src/main/java/org/traccar/protocol/Tk103ProtocolEncoder.java
index 5d7e63920..a0e9b199c 100644
--- a/src/main/java/org/traccar/protocol/Tk103ProtocolEncoder.java
+++ b/src/main/java/org/traccar/protocol/Tk103ProtocolEncoder.java
@@ -16,10 +16,9 @@
  */
 package org.traccar.protocol;
 
-import org.traccar.Context;
+import org.traccar.Protocol;
 import org.traccar.StringProtocolEncoder;
 import org.traccar.model.Command;
-import org.traccar.Protocol;
 
 public class Tk103ProtocolEncoder extends StringProtocolEncoder {
 
@@ -42,7 +41,7 @@ public class Tk103ProtocolEncoder extends StringProtocolEncoder {
     @Override
     protected Object encodeCommand(Command command) {
 
-        boolean alternative = forceAlternative || Context.getIdentityManager().lookupAttributeBoolean(
+        boolean alternative = forceAlternative || getIdentityManager().lookupAttributeBoolean(
                 command.getDeviceId(), getProtocolName() + ".alternative", false, false, true);
 
         initDevicePassword(command, "123456");
diff --git a/src/main/java/org/traccar/protocol/Tlt2hProtocol.java b/src/main/java/org/traccar/protocol/Tlt2hProtocol.java
index 12fd92afa..8c8777074 100644
--- a/src/main/java/org/traccar/protocol/Tlt2hProtocol.java
+++ b/src/main/java/org/traccar/protocol/Tlt2hProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Tlt2hProtocol extends BaseProtocol {
 
     public Tlt2hProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(32 * 1024, "##\r\n"));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/TlvProtocol.java b/src/main/java/org/traccar/protocol/TlvProtocol.java
index 94f5da94f..5b8de8fbe 100644
--- a/src/main/java/org/traccar/protocol/TlvProtocol.java
+++ b/src/main/java/org/traccar/protocol/TlvProtocol.java
@@ -19,13 +19,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class TlvProtocol extends BaseProtocol {
 
     public TlvProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '\0'));
                 pipeline.addLast(new TlvProtocolDecoder(TlvProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/TmgProtocol.java b/src/main/java/org/traccar/protocol/TmgProtocol.java
index 020332ce7..6c29a8854 100644
--- a/src/main/java/org/traccar/protocol/TmgProtocol.java
+++ b/src/main/java/org/traccar/protocol/TmgProtocol.java
@@ -20,13 +20,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class TmgProtocol extends BaseProtocol {
 
     public TmgProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new TmgFrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/TopflytechProtocol.java b/src/main/java/org/traccar/protocol/TopflytechProtocol.java
index 303072bdb..47162a42d 100644
--- a/src/main/java/org/traccar/protocol/TopflytechProtocol.java
+++ b/src/main/java/org/traccar/protocol/TopflytechProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class TopflytechProtocol extends BaseProtocol {
 
     public TopflytechProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, ')'));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/TopinProtocol.java b/src/main/java/org/traccar/protocol/TopinProtocol.java
index d28afbf94..3c1a7eed3 100644
--- a/src/main/java/org/traccar/protocol/TopinProtocol.java
+++ b/src/main/java/org/traccar/protocol/TopinProtocol.java
@@ -18,6 +18,7 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class TopinProtocol extends BaseProtocol {
@@ -27,7 +28,7 @@ public class TopinProtocol extends BaseProtocol {
                 Command.TYPE_SOS_NUMBER);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new TopinProtocolEncoder(TopinProtocol.this));
                 pipeline.addLast(new TopinProtocolDecoder(TopinProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/TotemProtocol.java b/src/main/java/org/traccar/protocol/TotemProtocol.java
index 417a4d6b0..3322d1dc0 100644
--- a/src/main/java/org/traccar/protocol/TotemProtocol.java
+++ b/src/main/java/org/traccar/protocol/TotemProtocol.java
@@ -20,6 +20,7 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class TotemProtocol extends BaseProtocol {
@@ -48,7 +49,7 @@ public class TotemProtocol extends BaseProtocol {
 
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new TotemFrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/Tr20Protocol.java b/src/main/java/org/traccar/protocol/Tr20Protocol.java
index 1b71db03f..dc6c013c8 100644
--- a/src/main/java/org/traccar/protocol/Tr20Protocol.java
+++ b/src/main/java/org/traccar/protocol/Tr20Protocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Tr20Protocol extends BaseProtocol {
 
     public Tr20Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
@@ -36,7 +37,7 @@ public class Tr20Protocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new Tr20ProtocolDecoder(Tr20Protocol.this));
diff --git a/src/main/java/org/traccar/protocol/Tr900Protocol.java b/src/main/java/org/traccar/protocol/Tr900Protocol.java
index b70521b35..615987952 100644
--- a/src/main/java/org/traccar/protocol/Tr900Protocol.java
+++ b/src/main/java/org/traccar/protocol/Tr900Protocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Tr900Protocol extends BaseProtocol {
 
     public Tr900Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
@@ -36,7 +37,7 @@ public class Tr900Protocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new Tr900ProtocolDecoder(Tr900Protocol.this));
diff --git a/src/main/java/org/traccar/protocol/TrackboxProtocol.java b/src/main/java/org/traccar/protocol/TrackboxProtocol.java
index 5da5abd64..1c756e26b 100644
--- a/src/main/java/org/traccar/protocol/TrackboxProtocol.java
+++ b/src/main/java/org/traccar/protocol/TrackboxProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class TrackboxProtocol extends BaseProtocol {
 
     public TrackboxProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/TrakMateProtocol.java b/src/main/java/org/traccar/protocol/TrakMateProtocol.java
index bda5df10f..25f6d9470 100644
--- a/src/main/java/org/traccar/protocol/TrakMateProtocol.java
+++ b/src/main/java/org/traccar/protocol/TrakMateProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class TrakMateProtocol extends BaseProtocol {
 
     public TrakMateProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '#'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/TramigoProtocol.java b/src/main/java/org/traccar/protocol/TramigoProtocol.java
index f683ccc5d..2c8013523 100644
--- a/src/main/java/org/traccar/protocol/TramigoProtocol.java
+++ b/src/main/java/org/traccar/protocol/TramigoProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class TramigoProtocol extends BaseProtocol {
 
     public TramigoProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new TramigoFrameDecoder());
                 pipeline.addLast(new TramigoProtocolDecoder(TramigoProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/TrvProtocol.java b/src/main/java/org/traccar/protocol/TrvProtocol.java
index 99a164cf1..a8884eb5e 100644
--- a/src/main/java/org/traccar/protocol/TrvProtocol.java
+++ b/src/main/java/org/traccar/protocol/TrvProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class TrvProtocol extends BaseProtocol {
 
     public TrvProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '#'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/Tt8850Protocol.java b/src/main/java/org/traccar/protocol/Tt8850Protocol.java
index 66a13da9e..b11411817 100644
--- a/src/main/java/org/traccar/protocol/Tt8850Protocol.java
+++ b/src/main/java/org/traccar/protocol/Tt8850Protocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Tt8850Protocol extends BaseProtocol {
 
     public Tt8850Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, "$"));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/TytanProtocol.java b/src/main/java/org/traccar/protocol/TytanProtocol.java
index 32e9acae1..2ca1ff8e8 100644
--- a/src/main/java/org/traccar/protocol/TytanProtocol.java
+++ b/src/main/java/org/traccar/protocol/TytanProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class TytanProtocol extends BaseProtocol {
 
     public TytanProtocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new TytanProtocolDecoder(TytanProtocol.this));
             }
         });
diff --git a/src/main/java/org/traccar/protocol/TzoneProtocol.java b/src/main/java/org/traccar/protocol/TzoneProtocol.java
index 6e855d138..9bb550e39 100644
--- a/src/main/java/org/traccar/protocol/TzoneProtocol.java
+++ b/src/main/java/org/traccar/protocol/TzoneProtocol.java
@@ -15,18 +15,18 @@
  */
 package org.traccar.protocol;
 
+import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
-
-import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
+import org.traccar.config.Config;
 
 public class TzoneProtocol extends BaseProtocol {
 
     public TzoneProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(256, 2, 2, 2, 0));
                 pipeline.addLast(new TzoneProtocolDecoder(TzoneProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/UlbotechProtocol.java b/src/main/java/org/traccar/protocol/UlbotechProtocol.java
index dfe5235f0..d149bbd58 100644
--- a/src/main/java/org/traccar/protocol/UlbotechProtocol.java
+++ b/src/main/java/org/traccar/protocol/UlbotechProtocol.java
@@ -18,6 +18,7 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class UlbotechProtocol extends BaseProtocol {
@@ -27,7 +28,7 @@ public class UlbotechProtocol extends BaseProtocol {
                 Command.TYPE_CUSTOM);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new UlbotechFrameDecoder());
                 pipeline.addLast(new UlbotechProtocolEncoder(UlbotechProtocol.this));
                 pipeline.addLast(new UlbotechProtocolDecoder(UlbotechProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/UproProtocol.java b/src/main/java/org/traccar/protocol/UproProtocol.java
index 4e60ffeb6..5bfa6d76d 100644
--- a/src/main/java/org/traccar/protocol/UproProtocol.java
+++ b/src/main/java/org/traccar/protocol/UproProtocol.java
@@ -20,13 +20,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class UproProtocol extends BaseProtocol {
 
     public UproProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '#'));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new UproProtocolDecoder(UproProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/UuxProtocol.java b/src/main/java/org/traccar/protocol/UuxProtocol.java
index 41b59d829..61f622f68 100644
--- a/src/main/java/org/traccar/protocol/UuxProtocol.java
+++ b/src/main/java/org/traccar/protocol/UuxProtocol.java
@@ -19,13 +19,14 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class UuxProtocol extends BaseProtocol {
 
     public UuxProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 3, 1));
                 pipeline.addLast(new UuxProtocolDecoder(UuxProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/V680Protocol.java b/src/main/java/org/traccar/protocol/V680Protocol.java
index dc0922cd4..488dcc4e0 100644
--- a/src/main/java/org/traccar/protocol/V680Protocol.java
+++ b/src/main/java/org/traccar/protocol/V680Protocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class V680Protocol extends BaseProtocol {
 
     public V680Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, "##"));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
@@ -36,7 +37,7 @@ public class V680Protocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new V680ProtocolDecoder(V680Protocol.this));
diff --git a/src/main/java/org/traccar/protocol/VisiontekProtocol.java b/src/main/java/org/traccar/protocol/VisiontekProtocol.java
index 2c6af45a8..5d3e3c097 100644
--- a/src/main/java/org/traccar/protocol/VisiontekProtocol.java
+++ b/src/main/java/org/traccar/protocol/VisiontekProtocol.java
@@ -21,13 +21,14 @@ import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class VisiontekProtocol extends BaseProtocol {
 
     public VisiontekProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '#'));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/VnetProtocol.java b/src/main/java/org/traccar/protocol/VnetProtocol.java
index 0fed30e13..41522935e 100644
--- a/src/main/java/org/traccar/protocol/VnetProtocol.java
+++ b/src/main/java/org/traccar/protocol/VnetProtocol.java
@@ -19,6 +19,7 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 import java.nio.ByteOrder;
 
@@ -27,7 +28,7 @@ public class VnetProtocol extends BaseProtocol {
     public VnetProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(ByteOrder.LITTLE_ENDIAN, 1500, 4, 2, 12, 0, true));
                 pipeline.addLast(new VnetProtocolDecoder(VnetProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/Vt200Protocol.java b/src/main/java/org/traccar/protocol/Vt200Protocol.java
index 2a9ef6ab5..655514e94 100644
--- a/src/main/java/org/traccar/protocol/Vt200Protocol.java
+++ b/src/main/java/org/traccar/protocol/Vt200Protocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Vt200Protocol extends BaseProtocol {
 
     public Vt200Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new Vt200FrameDecoder());
                 pipeline.addLast(new Vt200ProtocolDecoder(Vt200Protocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/VtfmsProtocol.java b/src/main/java/org/traccar/protocol/VtfmsProtocol.java
index 2826a86e6..8bedd455d 100644
--- a/src/main/java/org/traccar/protocol/VtfmsProtocol.java
+++ b/src/main/java/org/traccar/protocol/VtfmsProtocol.java
@@ -15,18 +15,18 @@
  */
 package org.traccar.protocol;
 
+import io.netty.handler.codec.string.StringDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
-
-import io.netty.handler.codec.string.StringDecoder;
+import org.traccar.config.Config;
 
 public class VtfmsProtocol extends BaseProtocol {
 
     public VtfmsProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new VtfmsFrameDecoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new VtfmsProtocolDecoder(VtfmsProtocol.this));
@@ -34,7 +34,7 @@ public class VtfmsProtocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new VtfmsProtocolDecoder(VtfmsProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/WatchProtocol.java b/src/main/java/org/traccar/protocol/WatchProtocol.java
index 6dc3bf9fb..fe96b3828 100644
--- a/src/main/java/org/traccar/protocol/WatchProtocol.java
+++ b/src/main/java/org/traccar/protocol/WatchProtocol.java
@@ -18,6 +18,7 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 public class WatchProtocol extends BaseProtocol {
@@ -42,7 +43,7 @@ public class WatchProtocol extends BaseProtocol {
                 Command.TYPE_SET_INDICATOR);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new WatchFrameDecoder());
                 pipeline.addLast(new WatchProtocolEncoder(WatchProtocol.this));
                 pipeline.addLast(new WatchProtocolDecoder(WatchProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/WialonProtocol.java b/src/main/java/org/traccar/protocol/WialonProtocol.java
index cb6ea5319..204bdd341 100644
--- a/src/main/java/org/traccar/protocol/WialonProtocol.java
+++ b/src/main/java/org/traccar/protocol/WialonProtocol.java
@@ -15,17 +15,16 @@
  */
 package org.traccar.protocol;
 
+import io.netty.handler.codec.LineBasedFrameDecoder;
+import io.netty.handler.codec.string.StringDecoder;
+import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
-import org.traccar.Context;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.config.Keys;
 import org.traccar.model.Command;
 
-import io.netty.handler.codec.LineBasedFrameDecoder;
-import io.netty.handler.codec.string.StringDecoder;
-import io.netty.handler.codec.string.StringEncoder;
-
 import java.nio.charset.StandardCharsets;
 
 public class WialonProtocol extends BaseProtocol {
@@ -38,9 +37,9 @@ public class WialonProtocol extends BaseProtocol {
                 Command.TYPE_OUTPUT_CONTROL);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(4 * 1024));
-                boolean utf8 = Context.getConfig().getBoolean(Keys.PROTOCOL_UTF8.withPrefix(getName()));
+                boolean utf8 = config.getBoolean(Keys.PROTOCOL_UTF8.withPrefix(getName()));
                 if (utf8) {
                     pipeline.addLast(new StringEncoder(StandardCharsets.UTF_8));
                     pipeline.addLast(new StringDecoder(StandardCharsets.UTF_8));
@@ -54,9 +53,9 @@ public class WialonProtocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(4 * 1024));
-                boolean utf8 = Context.getConfig().getBoolean(Keys.PROTOCOL_UTF8.withPrefix(getName()));
+                boolean utf8 = config.getBoolean(Keys.PROTOCOL_UTF8.withPrefix(getName()));
                 if (utf8) {
                     pipeline.addLast(new StringEncoder(StandardCharsets.UTF_8));
                     pipeline.addLast(new StringDecoder(StandardCharsets.UTF_8));
diff --git a/src/main/java/org/traccar/protocol/WliProtocol.java b/src/main/java/org/traccar/protocol/WliProtocol.java
index c10ebf505..aab25abca 100644
--- a/src/main/java/org/traccar/protocol/WliProtocol.java
+++ b/src/main/java/org/traccar/protocol/WliProtocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class WliProtocol extends BaseProtocol {
 
     public WliProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new WliFrameDecoder());
                 pipeline.addLast(new WliProtocolDecoder(WliProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/WondexProtocol.java b/src/main/java/org/traccar/protocol/WondexProtocol.java
index 6401fde85..dc3ed3413 100644
--- a/src/main/java/org/traccar/protocol/WondexProtocol.java
+++ b/src/main/java/org/traccar/protocol/WondexProtocol.java
@@ -15,13 +15,13 @@
  */
 package org.traccar.protocol;
 
+import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
-import io.netty.handler.codec.string.StringEncoder;
-
 public class WondexProtocol extends BaseProtocol {
 
     public WondexProtocol() {
@@ -42,7 +42,7 @@ public class WondexProtocol extends BaseProtocol {
                 Command.TYPE_IDENTIFICATION);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new WondexFrameDecoder());
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new WondexProtocolEncoder(WondexProtocol.this));
@@ -51,7 +51,7 @@ public class WondexProtocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new WondexProtocolEncoder(WondexProtocol.this));
                 pipeline.addLast(new WondexProtocolDecoder(WondexProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/WristbandProtocol.java b/src/main/java/org/traccar/protocol/WristbandProtocol.java
index 1e5ef2c01..38f85f45a 100644
--- a/src/main/java/org/traccar/protocol/WristbandProtocol.java
+++ b/src/main/java/org/traccar/protocol/WristbandProtocol.java
@@ -19,13 +19,14 @@ import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class WristbandProtocol extends BaseProtocol {
 
     public WristbandProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 3, 2, 3, 0));
                 pipeline.addLast(new WristbandProtocolDecoder(WristbandProtocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/Xexun2Protocol.java b/src/main/java/org/traccar/protocol/Xexun2Protocol.java
index 265841c77..d64190ad8 100644
--- a/src/main/java/org/traccar/protocol/Xexun2Protocol.java
+++ b/src/main/java/org/traccar/protocol/Xexun2Protocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Xexun2Protocol extends BaseProtocol {
 
     public Xexun2Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new Xexun2FrameDecoder());
                 pipeline.addLast(new Xexun2ProtocolDecoder(Xexun2Protocol.this));
             }
diff --git a/src/main/java/org/traccar/protocol/XexunProtocol.java b/src/main/java/org/traccar/protocol/XexunProtocol.java
index b83c4e445..2e6d4393b 100644
--- a/src/main/java/org/traccar/protocol/XexunProtocol.java
+++ b/src/main/java/org/traccar/protocol/XexunProtocol.java
@@ -15,17 +15,16 @@
  */
 package org.traccar.protocol;
 
+import io.netty.handler.codec.LineBasedFrameDecoder;
+import io.netty.handler.codec.string.StringDecoder;
+import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
-import org.traccar.Context;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.config.Keys;
 import org.traccar.model.Command;
 
-import io.netty.handler.codec.LineBasedFrameDecoder;
-import io.netty.handler.codec.string.StringDecoder;
-import io.netty.handler.codec.string.StringEncoder;
-
 public class XexunProtocol extends BaseProtocol {
 
     public XexunProtocol() {
@@ -34,8 +33,8 @@ public class XexunProtocol extends BaseProtocol {
                 Command.TYPE_ENGINE_RESUME);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
-                boolean full = Context.getConfig().getBoolean(Keys.PROTOCOL_EXTENDED.withPrefix(getName()));
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
+                boolean full = config.getBoolean(Keys.PROTOCOL_EXTENDED.withPrefix(getName()));
                 if (full) {
                     pipeline.addLast(new LineBasedFrameDecoder(1024)); // tracker bug \n\r
                 } else {
diff --git a/src/main/java/org/traccar/protocol/XirgoProtocol.java b/src/main/java/org/traccar/protocol/XirgoProtocol.java
index 1be5b6c4b..f986ca3e6 100644
--- a/src/main/java/org/traccar/protocol/XirgoProtocol.java
+++ b/src/main/java/org/traccar/protocol/XirgoProtocol.java
@@ -15,15 +15,15 @@
  */
 package org.traccar.protocol;
 
+import io.netty.handler.codec.string.StringDecoder;
+import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
-import io.netty.handler.codec.string.StringDecoder;
-import io.netty.handler.codec.string.StringEncoder;
-
 public class XirgoProtocol extends BaseProtocol {
 
     public XirgoProtocol() {
@@ -31,7 +31,7 @@ public class XirgoProtocol extends BaseProtocol {
                 Command.TYPE_OUTPUT_CONTROL);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, "##"));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
@@ -41,7 +41,7 @@ public class XirgoProtocol extends BaseProtocol {
         });
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new XirgoProtocolEncoder(XirgoProtocol.this));
diff --git a/src/main/java/org/traccar/protocol/Xrb28Protocol.java b/src/main/java/org/traccar/protocol/Xrb28Protocol.java
index 5d8af418b..53eed5595 100644
--- a/src/main/java/org/traccar/protocol/Xrb28Protocol.java
+++ b/src/main/java/org/traccar/protocol/Xrb28Protocol.java
@@ -21,6 +21,7 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 import org.traccar.model.Command;
 
 import java.nio.charset.StandardCharsets;
@@ -36,7 +37,7 @@ public class Xrb28Protocol extends BaseProtocol {
                 Command.TYPE_ALARM_DISARM);
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder(StandardCharsets.ISO_8859_1));
                 pipeline.addLast(new StringDecoder());
diff --git a/src/main/java/org/traccar/protocol/Xt013Protocol.java b/src/main/java/org/traccar/protocol/Xt013Protocol.java
index ebb3c123f..aaed47c89 100644
--- a/src/main/java/org/traccar/protocol/Xt013Protocol.java
+++ b/src/main/java/org/traccar/protocol/Xt013Protocol.java
@@ -15,20 +15,20 @@
  */
 package org.traccar.protocol;
 
-import org.traccar.BaseProtocol;
-import org.traccar.PipelineBuilder;
-import org.traccar.TrackerServer;
-
 import io.netty.handler.codec.LineBasedFrameDecoder;
 import io.netty.handler.codec.string.StringDecoder;
 import io.netty.handler.codec.string.StringEncoder;
+import org.traccar.BaseProtocol;
+import org.traccar.PipelineBuilder;
+import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Xt013Protocol extends BaseProtocol {
 
     public Xt013Protocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringDecoder());
                 pipeline.addLast(new StringEncoder());
diff --git a/src/main/java/org/traccar/protocol/Xt2400Protocol.java b/src/main/java/org/traccar/protocol/Xt2400Protocol.java
index 9427876c8..81567b82c 100644
--- a/src/main/java/org/traccar/protocol/Xt2400Protocol.java
+++ b/src/main/java/org/traccar/protocol/Xt2400Protocol.java
@@ -18,13 +18,14 @@ package org.traccar.protocol;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class Xt2400Protocol extends BaseProtocol {
 
     public Xt2400Protocol() {
         addServer(new TrackerServer(true, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new Xt2400ProtocolDecoder(Xt2400Protocol.this));
             }
         });
diff --git a/src/main/java/org/traccar/protocol/YwtProtocol.java b/src/main/java/org/traccar/protocol/YwtProtocol.java
index c525b75cf..6dd8623c9 100644
--- a/src/main/java/org/traccar/protocol/YwtProtocol.java
+++ b/src/main/java/org/traccar/protocol/YwtProtocol.java
@@ -21,13 +21,14 @@ import io.netty.handler.codec.string.StringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.PipelineBuilder;
 import org.traccar.TrackerServer;
+import org.traccar.config.Config;
 
 public class YwtProtocol extends BaseProtocol {
 
     public YwtProtocol() {
         addServer(new TrackerServer(false, getName()) {
             @Override
-            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+            protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) {
                 pipeline.addLast(new LineBasedFrameDecoder(1024));
                 pipeline.addLast(new StringEncoder());
                 pipeline.addLast(new StringDecoder());