An LTE connection request message is received from {HEAD ~ the idle mode UE}, and {TAIL ~ message type information} of a NAS control message is checked 
An LTE connection request message is received from { HEAD ~ the idle mode UE } , and { TAIL ~ message type information } of a NAS control message is checked
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH