答案:ABCD
答案:ABCD
A. A、RRCConnectionEstablishment
B. B、RRCConnectionReconfiguration
C. C、RRCConnectionRe-establishment
D. D、InitialSecurityActivation
A. A、SCTP层;
B. B、物理层;
C. C、IP层;
D. D、数据链路层;
A. A、BPSK
B. B、QPSK
C. C、16QAM
D. D、64QAM
A. A、O接口IP地址和路由
B. B、基站传输带宽
C. C、基站设备标识
D. D、小区物理ID