Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -rd7f726915d3a4a8dcd4e8c04974cfb2ccf294ce3 -r5d9f15cd25ec6c4cfff7d4fcee2fa45c6dc4c165
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision d7f726915d3a4a8dcd4e8c04974cfb2ccf294ce3)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 5d9f15cd25ec6c4cfff7d4fcee2fa45c6dc4c165)
@@ -1669,6 +1669,7 @@
         U32 epoch;
 
         memcpy( &epoch,  message->payload, sizeof( U32 ) );
+        isEpochValid ( epoch );
         result = setRTCEpoch( epoch );
         if ( FALSE == result )
         {