日韩欧美亚洲 _ 欧美亚洲一区 _ 日本亚洲欧美 _ 亚洲精品欧美 国产白袜脚足J棉袜在线观看_亚洲熟妇av一区二区三区_久久天天躁狠狠躁夜_精品众筹模特私拍在线

單項(xiàng)選擇題

Refer to the exhibit. What type of interface will connect the voice gateway router R1 to the analog phone and the fax machine?()

A.the analog phone will be connected to the FXS port, and the fax machine will be connected to the FXO port on router R1
B.the analog phone will be connected to the FXO port, and the fax machine will be connected to the FXS port on router R1
C.both devices will be connected to the FXS port on router R1
D.both devices will be connected to the FXO port on router R1
E.both devices will be connected to the E and M ports on router R1

題目列表

你可能感興趣的試題

微信掃碼免費(fèi)搜題