DLC:Digital Loop Carrier,數(shù)字環(huán)路載波
DP:Distributing Point,配線點(diǎn)。關(guān)聯(lián)詞:FP
DSL:Digital Subscriber Loop,數(shù)字用戶環(huán)路
DTL:Designated Transit List,指定傳輸列表
DSLAM:xDSL Access Multiplexer,xDSL接入復(fù)用器