单项选择题

下列关于集线器的描述中,错误的是______。

A.集线器是基于MAC地址识别来完成数据转发的
B.连接到集线器的结点发送数据时执行CSMA/CD介质访问控制方法
C.通过在网络链路中串接一个集线器可以监听该链路中的数据包
D.连接到一个集线器的所有结点属于一个冲突域
题目列表

你可能感兴趣的试题

单项选择题

下列是一台Cisco路由器的部分路由表,表中的路由信息完全正确的是______。

A.Gateway of last resort is 202.112.41.217 to network 0.0.0.0C 212.112.7.0/24 is directly connected,VLAN120212.112.37.0/30 is subnetted,1subnetsC 212.112.37.16 is directly connected,VLAN130167.105.0.0/26 is subnetted,2subnetsS 167.105.125.128 [1/0] via 202.112.7.1S 167.105.144.192 [1/0] via 202.112.7.1S * 0.0.0.0/0 [1/0] via 202.112.41.217
B.Gateway of last resort is 202.112.41.217 to network 0.0.0.0C 212.112.7.0/24 is directly connected,FastEthernet 2/5212.112.37.0/30 is subnetted,1 subnetsC 212.112.37.16 is directly connected,POS3/0167.105.0.0/26 is subnetted,2subnetsS 167.105.125.128 [1/0] via2 02.112.7.1S 167.105.144.192 [1/0] via 202.112.7.1S * 0.0.0.0/0 [1/0] via 202.112.7.1
C.Gateway of last resort is 202.112.41.217 to network 0.0.0.0C 212.112.7.0/24 is directly connected,FastEthernet 2/5212.112.37.0/30 is subnetted,1 subnetsC 212.112.37.16 is directly connected,POS3/0167.105.0.0/26 is subnetted,2 subnetsS 167.105.125.128 [1/0] via 202.112.7.1S 167.105.144.192 [1/0] via 202.112.7.1S * 0.0.0.0/0 [1/0] via 202.112.41.217
D.Gateway of last resort is 202.112.41.217 to net work 0.0.0.0C 212.112.7.0/24 is directly connected,FastEthernet2/5212.112.37.0/30 is subnetted,1 subnetsC 212.112.37.16 is directly connected,POS3/0167.105.0.0/26 is subnetted,2 subnetsS 167.105.125.128 [20/0] via 202.112.7.1S 167.105.144.192 [20/0] via 202.112.7.1S * 0.0.0.0/0 [20/0] via 202.112.41.217
微信扫码免费搜题