题目内容

两台路由器对接OSPF,showipospfnei,RouterA上显示为full,RouterB上显示却是load,请问下列哪个操作是首先要看的()

A. 在RouterA上show ip ospf request-list
B. 在RouterA上show ip ospf retransmission-list
C. 在RouterB上show ip ospf request-list
D. 在RouterB上show ip ospf retransmission-list

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使用下列哪一条命令显示IGMP接口信息()

A. ZXR10(config)>show ip igmp interface
B. ZXR10#show ip igmp interface
C. ZXR10#show ip igmp
D. ZXR10(config)#show interface

请匹配正确的答案,下列哪一个命令可以查看当前路由器配置OSPF的情况:路由器的标识(routerid),区域状态,接口状态,引入的外部路由情况等?()

A. display ospf
B. display ospf error
C. display ospf interface
D. display ospf peer

设置主接口由Up转Down后延迟30秒切换到备份接口,主接口由Down转Up后60秒钟切换回主接口的配置是?()

A. standby 30 60
B. standby timer 30 60
C. standby timer 60 30
D. standby timer enable-delay 30;standby timer disable-delay 60

一个运行在STUB区域的区域内路由器,它的LSDB中不会出现下列哪些LSA()

A. Router LSA(Type = 1)和AS External LSA(Type = 5)
B. Netwrok LSA(Type = 2)和AS External LSA(Type = 5)
C. Network Summary LSA(Type = 3)和AS External LSA(Type = 5)
D. ASBR Summary LSA(Type = 4)和AS External LSA(Type = 5)

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