拓撲圖

1、配置各個設備的IP地址。

PC1

PC2

AR1：

system-view

[Huawei]interface GigabitEthernet 0/0/2

[Huawei-GigabitEthernet0/0/2]ip address 192.168.1.254 24

[Huawei-GigabitEthernet0/0/2]interface GigabitEthernet 0/0/1

[Huawei-GigabitEthernet0/0/1]ip address 100.100.1.1 24

[Huawei-GigabitEthernet0/0/1]interface GigabitEthernet 0/0/0

[Huawei-GigabitEthernet0/0/0]ip address 150.150.1.1 24

[Huawei]ip route-static 192.168.2.0 24 100.100.1.2

[Huawei]ip route-static 192.168.2.0 24 150.150.1.2 preference 70 //配置靜態浮動路由

AR2：

system-view

[Huawei]interface GigabitEthernet 0/0/0

[Huawei-GigabitEthernet0/0/0]ip address 150.150.1.2 24

[Huawei]interface GigabitEthernet 0/0/1

[Huawei-GigabitEthernet0/0/1]ip address 10.20.1.1 24

[Huawei]ip route-static 192.168.1.0 24 150.150.1.1

[Huawei]ip route-static 192.168.2.0 24 10.20.1.2

AR3:

system-view

[Huawei]interface GigabitEthernet 0/0/0

[Huawei-GigabitEthernet0/0/0]ip address 10.20.1.2 24

[Huawei-GigabitEthernet0/0/0]interface GigabitEthernet 0/0/1

[Huawei-GigabitEthernet0/0/1]ip address 100.100.1.2 24

[Huawei-GigabitEthernet0/0/1]interface GigabitEthernet 0/0/2

[Huawei-GigabitEthernet0/0/2]ip address 192.168.2.254 24

[Huawei]ip route-static 192.168.1.0 24 100.100.1.1

[Huawei]ip route-static 192.168.1.0 24 10.20.1.1 preference 70

PC跟著路由