When {HEAD ~ the UE} moves out of {TAIL ~ the femto network}, a context management component can be employed to seamlessly resume the communication session, via the macro network 
When { HEAD ~ the UE } moves out of { TAIL ~ the femto network } , a context management component can be employed to seamlessly resume the communication session , via the macro network
OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH