多項(xiàng)選擇題哪些網(wǎng)元需要由BOSS負(fù)責(zé)完成用戶的業(yè)務(wù)開通?()

A.VoLTE AS
B.ENUM/DNS
C.統(tǒng)一Centrex AS
D.CSCF


您可能感興趣的試卷