A . 语音业务:BTS-GEIUB-GTNU-GEIUT-GEIUT-GTNU-GDPUC=GTNU-GEIUA-MSCB . 接口7号信令:MSC-GEIUA-GSCU-GEIUT-GEIUT-GSCU-GXPUMC . 分组业务:BTS-GEIUB-GTNU-GEIUP-PCUD . Abis接口信令:BTS-GEIUB-GSCU-GXPUM
答案: <查看本题扣1积分>
查看答案
答案不对?请尝试站内搜索