Index: firmware/App/Services/Messaging.c
===================================================================
diff -u -r9ff57b5ab7490ee5bbc2c51b25f738ee6c569ec1 -r88f86f2dc5107670e32f53e04e256ad8249ba55f
--- firmware/App/Services/Messaging.c	(.../Messaging.c)	(revision 9ff57b5ab7490ee5bbc2c51b25f738ee6c569ec1)
+++ firmware/App/Services/Messaging.c	(.../Messaging.c)	(revision 88f86f2dc5107670e32f53e04e256ad8249ba55f)
@@ -156,6 +156,7 @@
     MSG_ID_DD_PRE_GEN_DIALYSATE_REQUEST_DATA,
     MSG_ID_DD_STOP_PRE_GEN_DIALYSATE_MODE_OVERRIDE_REQUEST,
     MSG_ID_DD_STOP_GEN_DIALYSATE_MODE_OVERRIDE_REQUEST,
+    MSG_ID_FW_VERSIONS_REQUEST,
 #ifdef __PUMPTEST__
     MSG_ID_DD_PISTON_PUMP_DATA_PUBLISH_OVERRIDE_REQUEST,
     MSG_ID_DD_PISTON_PUMP_START_STOP_OVERRIDE_REQUEST,
@@ -233,6 +234,7 @@
     &handlePreGenDialysateRequestMsg,
     &testDDStopPreGenDialysateOverride,
     &testDDStopGenDialysateOverride,
+    &handleVersionRequestMessage,
 #ifdef __PUMPTEST__
     &testDDPistonPumpControlDataPublishIntervalOverride,
     &testDDPistonPumpStartStopOverride,
@@ -668,15 +670,15 @@
         // Record UI version information
         memcpy( (U08*)(&uiVersionRecord), &message->payload, sizeof( UI_VERSIONS_T ) );
 
-        // Build TD version record
+        // Build DD version record
         ddVersionRecord.major            = DD_VERSION_MAJOR;
         ddVersionRecord.minor            = DD_VERSION_MINOR;
         ddVersionRecord.micro            = DD_VERSION_MICRO;
         ddVersionRecord.build            = DD_VERSION_BUILD;
         getFPGAVersions( &ddVersionRecord.fpgaId, &ddVersionRecord.fpgaMajor, &ddVersionRecord.fpgaMinor, &ddVersionRecord.fpgaLab );
         ddVersionRecord.compatibilityRev = SW_COMPATIBILITY_REV;
 
-        // Send TD version information
+        // Send DD version information
         result = sendMessage( MSG_ID_DD_VERSION_REPONSE, COMM_BUFFER_OUT_CAN_DD_BROADCAST, (U08*)&ddVersionRecord, sizeof( DD_VERSIONS_T ) );
     }