A.直連網(wǎng)線 B.交叉網(wǎng)線 C.細(xì)纜 D.RJ11
A.0-7 B.0-8 C.1-7 D.1-8
A.ZXDSL 831B B.ZXDSL 852 C.ZXDSL 931 D.ZXDSL 531