Index: MsgDefs.h
===================================================================
diff -u -r07ac0ef28ac57cbfc608691e151920fa5ed55ea2 -r40061cc09690d32a674078cd833d5bdd125d84c2
--- MsgDefs.h	(.../MsgDefs.h)	(revision 07ac0ef28ac57cbfc608691e151920fa5ed55ea2)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision 40061cc09690d32a674078cd833d5bdd125d84c2)
@@ -184,7 +184,11 @@
     MSG_ID_HD_ACTIVE_ALARMS_LIST_REQUEST_RESPONSE = 0x98,               ///< HD active alarms list request response
     MSG_ID_HD_SERIAL_NUMBER = 0x99,                                     ///< HD serial number
     MSG_ID_HD_SET_STANDBY_DISINFECT_SUB_MODE_REQUEST = 0x9A,            ///< HD set standby disinfect submode request
-    MSG_ID_HD_SET_STANDBY_DISINFECT_SUB_MODE_RESPONSE = 0x9B,           ///< HD set standby disinfect submode response (NOTE: in the messages list these two are 0x9C and 0x9D)
+    MSG_ID_HD_SET_STANDBY_DISINFECT_SUB_MODE_RESPONSE = 0x9B,           ///< HD set standby disinfect submode response
+    MSG_ID___AVAILABLE_1 = 0x9C,                                        ///< This message ID is available
+    MSG_ID___AVAILABLE_2 = 0x9D,                                        ///< This message ID is available
+    MSG_ID_HD_UI_VERSION_INFO_REQUEST = 0x9E,                           ///< HD request for UI version information
+    MSG_ID_HD_UI_VERSION_INFO_RESPONSE = 0x9F,                          ///< UI response to HD request for version information
     MSG_ID_REQUEST_HD_USAGE_INFO = 0xA0,                                ///< HD request usage information
     MSG_ID_DG_SWITCHES_DATA = 0xA1,                                     ///< DG switches data publish
     MSG_ID_HD_SWITCHES_DATA = 0xA2,                                     ///< HD switches data publish