配置路由引擎冗余的配置的命令是（）

A . show seriai 1 B . show port serial 1 C . show interfaces serial D . show interfaces serial 1

A . oam pvc、 B . pvc、 C . atm pvc、 D . int pvc。

A . A.[Router]dhcp B . B.[Router-dhcp-pool-0]dhcp C . C.[Router]dhcpenable D . D.[Router-dhcp-pool-0]dhcpenable

A . interface B . line vty 0 4 C . configure terminal D . enable

A . enable B . configure terminal C . router rip D . line vty 0 4

A、ip nat inside source static 61.51.3.104 10.83.91.2 B、ip nat inside C、ip nat outside D、access-list 1 permit 10.83.91.0 0.0.1.255

A、ip nat inside B、ip nat outside C、ip outside global D、ip inside local

A . IOS-XR RUN B . ACTV C . STBY D . IOS RUN

A . show version B . display running-config C . display version D . show running-config

A . nets0/1 B . linevtys0/1 C . interf0/1 D . inters0/1

A . route B . ping C . netstat D . traceroute

A、line vty 1 4 B、line vty 0 3 C、line vty 0 4 D、line con 0 4

A . commit B . save C . reload D . commit synchronizatio

A . 正确 B . 错误

A．Routershow running—config B．Routershow startup—config C．Router‘show configuration D．Router＞show running—config

A．R2(config)ip route 192．168．1．5 0．0．0．255 10．1．1．2 B．R2(config)ip route 192．168．1．5 255．255．254．0 10．1．1．2 C．R2(config)ip route 192．168．1．5 255．255．255．0 10．1．1．2 D．R2(config)ip route 192．168．1．5 255．0．0．0 10．1．1．2

A．save ram nvram B．save ram C．copy running—config startup—config D．copy all

<img src='https://img2.soutiyun.com/ask/uploadfile/2487001-2490000/24318a3fcf2ca603e19441e73132fc5f.gif' />

A．备份 B．自重启 C．倒换 D．容灾

A．save ram nvram B．save ram C．opy running-config startup-config D．opy all