2020-11-01

一、配置环回接口ip [r1]interface LoopBack 0 [r1-LoopBack0]ip address 10.1.1.1 24 [r1-LoopBack0]ip address 192.168.1.1 24 [r1-LoopBack0]q [r1]interface g0/0/0 [r1-GigabitEthernet0/0/0]ip address 12.1.1.1 24 [r

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