A.RAB釋放請(qǐng)求 B.RAB分配 C.IU釋放請(qǐng)求 D.IU釋放
A.RRC Connection Request B.RRC Connection Setup C.RRC Connection Setup Complete D.RAB Assignment Request
A.RRC Connection Request B.Paging Type 1 C.RRC Connection Setup Complete D.RAB Assignment Request