A.自己 B.轉(zhuǎn)給與該基站有電路相連的LTG C.轉(zhuǎn)給SSNC/CCNC D.轉(zhuǎn)給與該基站有信令鏈路相連的LTG
A.MTP B.SCCP C.TUP/ISUP
A.MTP B.SCCP C.TCAP D.MAP