PC3可以ping通AR5实现不通网段访问
1.配置IP段
AR1
<Huawei>sys
[Huawei]sys AR1
[AR1]int g0/0/0
[AR1-GigabitEthernet0/0/0]ip add 192.168.1.2 24
AR2
<Huawei>sys
[Huawei]sys AR2
[AR2]INT G0/0/0
[AR2-GigabitEthernet0/0/0]ip add 192.168.1.1 24
[AR2-GigabitEthernet0/0/0]int g0/0/1
[AR2-GigabitEthernet0/0/1]ip add 192.168.2.1 24
AR3
<Huawei>sys
[Huawei]sys AR3
[AR3]int g0/0/0
[AR3-GigabitEthernet0/0/0]ip add 192.168.2.2 24
[AR3-GigabitEthernet0/0/0]int g0/0/1
[AR3-GigabitEthernet0/0/1]ip add 192.168.3.1 24
PC1
pc修改为192.168.3.2 24掩码
2.路由配置
AR1
[AR1]ip route-static 192.168.2.0 24 192.168.1.1
[AR1]ip route-static 192.168.3.0 24 192.168.1.1
AR2
[AR2]ip route-static 192.168.3.0 24 192.168.2.2
AR3
[AR3]ip route-static 192.168.1.0 24 192.168.2.1
PC1
pc1ping3.1,2.1,1.1这三个网段。