多项选择题
A.Gb B.Gf C.Um D.Abis
以下核心网接口与端设备相对应的为()。A.Gb---SGSN,BSSB.Gc---GGSN,HLRC.Gd--...
多项选择题以下核心网接口与端设备相对应的为()。
A.Gb---SGSN,BSS B.Gc---GGSN,HLR C.Gd---SMS-GMSC,SGSN D.Gf---SGSN,EIR
How many TDMA frames consist of a GPRS multiframe?()A.2...
单项选择题How many TDMA frames consist of a GPRS multiframe?()
A.26 B.51 C.52 D.1036
Which logical channel is used to transfer signaling mes...
单项选择题Which logical channel is used to transfer signaling messages such as resource reallocation?()
A.PDTCH B.PTCCH C.PACCH D.PBCCH