Index: MsgDefs.h
===================================================================
diff -u -re84a4d70b98f55a6b755b27797ce715db9ea8779 -r7d8419668c0a58d79042ef41743d29de49e50886
--- MsgDefs.h	(.../MsgDefs.h)	(revision e84a4d70b98f55a6b755b27797ce715db9ea8779)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision 7d8419668c0a58d79042ef41743d29de49e50886)
@@ -210,8 +210,8 @@
     MSG_ID_TD_HEPARIN_PAUSE_RESUME_RESPONSE= 0xB2,                                  ///< TD response to pause/resume Heparin delivery request
     MSG_ID_FFU_SIGNAL_TD_UPDATE_AVAILABLE = 0xB3,                                   ///< FFU signal TD update is available.
     MSG_ID_FFU_SIGNAL_DD_UPDATE_AVAILABLE = 0xB4,                                   ///< FFU signal DD update is available.
-    MSG_ID_AVAILABLE = 0xB5,                                                        ///< Msg ID not used - available for use.
-    MSG_ID_AVAILABLE = 0xB6,                                                        ///< Msg ID not used - available for use.
+    MSG_ID_TD_UI_CONFIRMATION_REQUEST = 0xB5,                                       ///< TD request UI cancel.
+    MSG_ID_UI_CONFIRMATION_RESULT_RESPONSE = 0xB6,                                  ///< UI confirmation result response
     MSG_ID_UI_VITALS_ADJUSTMENT_REQUEST = 0xB8,                                     ///< UI vitals adjustment request
     MSG_ID_TD_VITALS_ADJUSTMENT_RESPONSE  = 0xB9,                                   ///< TD vitals adjustment response
     MSG_ID_DD_SUBSTITUTION_PUMP_DATA = 0xDB,                                        ///< DD substitution pump broadcast data.
@@ -538,7 +538,7 @@
     REQUEST_REJECT_REASON_TREATMENT_TIME_LESS_THAN_MINIMUM = 13,                    ///< Treatment time change is less than minimum treatment time
     REQUEST_REJECT_REASON_UF_NOT_IN_PROGESS = 14,                                   ///< Ultrafiltration is not currently in progress
     REQUEST_REJECT_REASON_UF_NOT_PAUSED = 15,                                       ///< Ultrafiltration is not currently paused
-    REQUEST_REJECT_REASON_FLUID_BOLUS_IN_PROGRESS = 16,                            ///< A fluid bolus is in progress
+    REQUEST_REJECT_REASON_FLUID_BOLUS_IN_PROGRESS = 16,                             ///< A fluid bolus is in progress
     REQUEST_REJECT_REASON_PARAM_OUT_OF_RANGE = 17,                                  ///< A treatment parameter is out of range
     REQUEST_REJECT_REASON_FILTER_FLUSH_HAS_BEEN_EXPIRED = 18,                       ///< Filter flush time has been expired
     REQUEST_REJECT_REASON_SALINE_MAX_VOLUME_REACHED = 19,                           ///< Saline bolus volume maximum has been reached - no more saline allowed