Index: sources/canbus/frameinterface.cpp
===================================================================
diff -u -r93d7ff58cd6fd2fea5d00587ee712a637fc941bf -rd3f916066c2d10c10fffa91fd8a7e5ac6dd86c7d
--- sources/canbus/frameinterface.cpp	(.../frameinterface.cpp)	(revision 93d7ff58cd6fd2fea5d00587ee712a637fc941bf)
+++ sources/canbus/frameinterface.cpp	(.../frameinterface.cpp)	(revision d3f916066c2d10c10fffa91fd8a7e5ac6dd86c7d)
@@ -171,32 +171,38 @@
     FrameInterface::ChannelGroup channelGroup = ChannelGroup::eChannel_Unknown;
     switch (vFrameId) {
     case eChlid_HD_DG    :
+    // coco begin validated: The HD/DG communication has not been defined and implemented yet.
     case eChlid_DG_HD    :
+    // coco end
         channelGroup = ChannelGroup::eChannel_Ignores;
         break;
 
     case eChlid_HD_UI    :
     case eChlid_HD_Alarm :
-    case eChlid_DG_Alarm :
     case eChlid_HD_Sync  :
+    // coco begin validated: The UI/DG communication has not been defined and implemented yet.
+    case eChlid_DG_Alarm :
     case eChlid_DG_Sync  :
+    // coco end
     //case eChlid_DG_UI    : // has duplicate value as eChlid_DG_Alarm
         channelGroup = ChannelGroup::eChannel_Listens;
         break;
 
+    // coco begin validated: The UI Alarm and Sync messages has not been defined and implemented yet.
     case eChlid_UI_Alarm :
     case eChlid_UI_Sync  :
     //case eChlid_UI_DG       :
         channelGroup = ChannelGroup::eChannel_Outputs;
         break;
-
+    // coco end
     default:
         ok = false;
         break;
 
     }
-
+    // coco begin validated: manually tested
     if (vOK) *vOK = ok;
+    // coco end
     return channelGroup;
 }
 
@@ -318,9 +324,11 @@
 void FrameInterface::appendHead(Can_Id vCan_Id, const QByteArray &vData)
 {
     Frame frame = Frame(vCan_Id, vData);
+    // coco begin validated: has been manually tested by sending over 4000 frames and not received by anyother node.
     if (_txFrameList.count() >= _txFrameList_Max) {
         LOG_ERROR(tr("Transmit buffer overflow of %1").arg(_txFrameList_Max));
         return;
+        // coco end
     }
     _txFrameList.append(frame);
 }