display ip interface brief
*down: administratively down
^down: standby
(l): loopback
(s): spoofing
The number of interface that is UP in Physical is 4
The number of interface that is DOWN in Physical is 1
The number of interface that is UP in Protocol is 4
The number of interface that is DOWN in Protocol is 1
Interface IP Address/Mask Physical Protocol
GigabitEthernet0/0/0 10.0.13.1/24
GigabitEthernet0/0/1 10.1.1.254/24
GigabitEthernet0/0/2 unassigned down down
LoopBack0 1.1.1.1/32 up up(s)
NULL0 unassigned up up(s)
<R1>
up
up
up
up
1.1 排查路由器IP地址配置错误
(1)使用display ip interface brief 命令查看路由器R1的IP地址配置,和之前的规划表进行对比后,确认无误。
(2)查看R1的GE0/0/0和GE0/0/1接口配置,都是UP状态,协议也是UP状态并且与规划时的所用的接口一致,
因此排除接口故障。
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