题目内容

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

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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)

显示当前IS-IS数据库信息的命令是()

A. ZXR10#show ip isis database
B. ZXR10#show isis adjacency
C. ZXR10#show ip isis summury
D. ZXR10#show ip isis interface

在GER上显示NAT的统计数据命令是()

A. show ip nat statistics
B. show ip nat count
C. show ip nat translations
D. show ip nat

查看GPONOLT的端口下未注册的ONU的命令为()

A. show running-config interface gpon-olt_1/4/1
B. show gpon onu uncfg gpon-olt_1/4/1
C. show onu unauthentication epon-olt_1/4/1
D. how running-config interface gpon-onu_1/4/1:1

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