diff -r 6d5320894977 -r 75c06c88bfa3 networkcontrol/ipnetworklayer/src/IPProtoCPR.cpp
--- a/networkcontrol/ipnetworklayer/src/IPProtoCPR.cpp	Fri Apr 30 16:42:24 2010 +0100
+++ b/networkcontrol/ipnetworklayer/src/IPProtoCPR.cpp	Fri Apr 30 16:48:33 2010 +0100
@@ -229,8 +229,11 @@
 	THROUGH_NODEACTIVITY_ENTRY(KActiveTag, CoreNetStates::TCancelDataClientStart, MeshMachine::TNoTag)
 	NODEACTIVITY_ENTRY(KNoTag, CoreNetStates::TStopSelf, CoreNetStates::TAwaitingDataClientStopped, CoreNetStates::TNoTagOrNoBearer)
 	NODEACTIVITY_ENTRY(KNoTag, CoreNetStates::TSendStop, CoreNetStates::TAwaitingStopped, MeshMachine::TNoTag)
-	NODEACTIVITY_ENTRY(KNoTag, CoreNetStates::TSendClientLeavingRequestToServiceProvider, MeshMachine::TAwaitingLeaveComplete, TTag<CoreNetStates::KNoBearer>)
-	LAST_NODEACTIVITY_ENTRY(CoreNetStates::KNoBearer, IpProtoCpr::TSendStoppedAndGoneDown)
+	NODEACTIVITY_ENTRY(KNoTag, CoreNetStates::TSendClientLeavingRequestToServiceProvider, MeshMachine::TAwaitingLeaveComplete, TTag<CoreNetStates::KNoBearer>)	
+	THROUGH_NODEACTIVITY_ENTRY(CoreNetStates::KNoBearer, IpProtoCpr::TSendStoppedAndGoneDown, MeshMachine::TNoTag)
+	//Ensure that we reset the iLinkUp flag, otherwise a Start activity blocked against this Stop activity will
+	//cause an assertion failure as iLinkUp will be set twice.
+	LAST_NODEACTIVITY_ENTRY(KNoTag, IpProtoCpr::TLinkDown)
 NODEACTIVITY_END()
 }