问题
单项选择题
MS与BTS间,BTS与BSC间,BSC与TCU间,TCU与MSC间分别是下面接口()
A.Um,Ater,A,Abis
B.Um,Ater,Abis,A
C.Um,Abis,Ater,A
D.Um,Abis,A,Ater
答案
参考答案:C
MS与BTS间,BTS与BSC间,BSC与TCU间,TCU与MSC间分别是下面接口()
A.Um,Ater,A,Abis
B.Um,Ater,Abis,A
C.Um,Abis,Ater,A
D.Um,Abis,A,Ater
参考答案:C