单项选择题
A.TE1和NT2 B.TE2和TA C.NT1和ISDN网络 D.NT1和NT2
A national retail chain needs to design an IP addressin...
多项选择题A national retail chain needs to design an IP addressing scheme to support a nationwide network. The company needs a minimum of 300 sub-networks and a maximum of 50 host addresses per subnet. Working with only one Class B address, which of the following subnet masks will support an appropriate addressing scheme? （）
A.255.255.255.0 B.255.255.255.128 C.255.255.252.0 D.255.255.255.224 E.255.255.255.192 F.255.255.248.0
下列是外部网关路由协议的是（）。A.ripB.ospfC.igrpD.bgpE.eigrp
单项选择题下列是外部网关路由协议的是（）。
A.ripB.ospfC.igrpD.bgpE.eigrp
IP地址中，网络部分全0表示（）。A.主机地址B.网络地址C.所有主机D.所有网络
单项选择题IP地址中，网络部分全0表示（）。
A.主机地址 B.网络地址 C.所有主机 D.所有网络
