Index: MsgDefs.h
===================================================================
diff -u -r204a3709576462c99a7686000b88f643c0561a7b -r2a0fa4fb67512b605c336722326ecf1c4c8cdd22
--- MsgDefs.h	(.../MsgDefs.h)	(revision 204a3709576462c99a7686000b88f643c0561a7b)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision 2a0fa4fb67512b605c336722326ecf1c4c8cdd22)
@@ -88,8 +88,8 @@
     MSG_ID_HD_START_TREATMENT_RESPONSE = 0x39,                          ///< HD response to user request to initiate a treatment
     MSG_ID_HD_VALVES_DATA = 0x3A,                                       ///< HD broadcast of valves data
     MSG_ID_UI_USER_CONFIRM_TREATMENT_PARAMS = 0x3B,                     ///< UI user confirmation of treatment parameters
-    MSG_ID_UI_TREATMENT_END_REQUEST = 0x3C,                             ///< UI user treatment end request
-    MSG_ID_HD_TREATMENT_END_RESPONSE = 0x3D,                            ///< HD response to user request to end treatment
+    MSG_ID___AVAILABLE_1 = 0x3C,                                        ///< This msg ID is available for use
+    MSG_ID___AVAILABLE_2 = 0x3D,                                        ///< This msg ID is available for use
     MSG_ID_HD_AIR_TRAP_DATA = 0x3E,                                     ///< HD broadcast of air trap data
     MSG_ID_ALARM_CONDITION_CLEARED = 0x3F,                              ///< Alarm condition cleared event
     MSG_ID_UI_ALARM_USER_ACTION = 0x40,                                 ///< UI user has requested an alarm action
@@ -135,7 +135,7 @@
     MSG_ID_BLOOD_PUMP_MC_MEAS_SPEED_OVERRIDE = 0x800A,                  ///< Blood pump motor controller speed override request
     MSG_ID_BLOOD_PUMP_MC_MEAS_CURR_OVERRIDE = 0x800B,                   ///< Blood pump motor controller current override request
     MSG_ID_BLOOD_FLOW_SEND_INTERVAL_OVERRIDE = 0x800C,                  ///< Blood flow broadcast interval override request
-    MSG_ID___AVAILABLE_1 = 0x800D,                                      ///< This msg ID is available for use
+    MSG_ID___AVAILABLE_3 = 0x800D,                                      ///< This msg ID is available for use
     MSG_ID_BLOOD_PUMP_MEAS_SPEED_OVERRIDE = 0x800E,                     ///< Blood pump measured motor speed override request
     MSG_ID_BLOOD_PUMP_MEAS_ROTOR_SPEED_OVERRIDE = 0x800F,               ///< Blood pump measured rotor speed override request
     MSG_ID_DIAL_IN_FLOW_SET_PT_OVERRIDE = 0x8010,                       ///< Dialysate inlet flow set point override request