ATTACHREQUEST/ATTACHACCEPT包含于哪条空口RRC消息内()
问题:
ATTACHREQUEST/ATTACHACCEPT包含于哪条空口RRC消息内()
A.RRCCONNECTIONSETUP/RRCCONNECTIONSETUPCOMPELTE
B.RRCCONNECTIONSETUPCOMPELTE/RRCCONNECTIONRECONFIGURATION
C.RRCCONNECTIONREQUEST/RRCCONNECTIONSETUP
D.RRCCONNECTIONRECONFIGURATION/RRCCONNECTIONSETUPRECONFIGURATIONCOMPELTE