An LTE connection response message is sent to {TAIL ~ an E RAN} to set up an SIP RAB to {HEAD ~ the UE} 
An LTE connection response message is sent to { TAIL ~ an E RAN } to set up an SIP RAB to { HEAD ~ the UE }
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD