A.物理层 B.MAC层 C.RLC层 D.RRC层
A.获取上行同步 B.获取上行调度资源 C.获取下行同步 D.获取下行调度资源
A.192.168.0.49/255.255.255.0 B.192.168.0.48/255.255.255.0 C.192.168.1.34/255.255.255.0 D.192.168.2.35/255.255.255.0