实验:为了减少广播,我们划分了vlan10 20 30,但是又需要各个vlan之间互通。所以需要单臂路由。
首先搭建实验环境划分vlan,上一章已经划分好了,这里就之需要把sw1的上行口g0/0/2处理一下即可
[sw1-GigabitEthernet0/0/2]port hybrid tagged vlan 10 20 30
AR1:为各个vlan创建子接口,并配置网关
[AR1]int g0/0/0.1
[AR1-GigabitEthernet0/0/0.1]ip address 192.168.10.1 255.255.255.0 配置网关
[AR1-GigabitEthernet0/0/0.1]dot1q termination vid 10 设置为vlan10
[AR1-GigabitEthernet0/0/0.1]arp broadcast enable 开启arp广播
[AR1]int g0/0/0.2
[AR1-GigabitEthernet0/0/0.2]ip address 192.168.20.1 255.255.255.0
[AR1-GigabitEthernet0/0/0.2]dot1q termination vid 20
[AR1-GigabitEthernet0/0/0.2]arp broadcast enable
[AR1]int g0/0/0.3
[AR1-GigabitEthernet0/0/0.3]ip address 192.168.30.1 255.255.255.0
[AR1-GigabitEthernet0/0/0.3]dot1q termination vid 30
[AR1-GigabitEthernet0/0/0.3]arp broadcast enable