1 files changed, 20 insertions, 1 deletions
diff --git a/src/org/traccar/protocol/Tk103ProtocolDecoder.java b/src/org/traccar/protocol/Tk103ProtocolDecoder.java
index a76c208b5..55a41f5a2 100644
--- a/src/org/traccar/protocol/Tk103ProtocolDecoder.java
+++ b/src/org/traccar/protocol/Tk103ProtocolDecoder.java
@@ -75,6 +75,25 @@ public class Tk103ProtocolDecoder extends BaseProtocolDecoder {
             .any()
             .compile();
 
+    private String decodeAlarm(int value) {
+        switch (value) {
+        case 1:
+            return Position.ALARM_ACCIDENT;
+        case 2:
+            return Position.ALARM_SOS;
+        case 3:
+            return Position.ALARM_VIBRATION;
+        case 4:
+            return Position.ALARM_LOW_SPEED;
+        case 5:
+            return Position.ALARM_OVERSPEED;
+        case 6:
+            return Position.ALARM_GEOFENCE_EXIT;
+        default:
+            return null;
+        }
+    }
+
     @Override
     protected Object decode(
             Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
@@ -160,7 +179,7 @@ public class Tk103ProtocolDecoder extends BaseProtocolDecoder {
 
         int alarm = sentence.indexOf("BO01");
         if (alarm != -1) {
-            position.set(Position.KEY_ALARM, Integer.parseInt(sentence.substring(alarm + 4, alarm + 5)));
+            position.set(Position.KEY_ALARM, decodeAlarm(Integer.parseInt(sentence.substring(alarm + 4, alarm + 5))));
         }
 
         DateBuilder dateBuilder = new DateBuilder();