DHCP跨網段分配IP地址配置

需求：現有兩臺電腦需要AR5路由器來分配IP地址
實現：先爲路由器的各個接口配好IP地址
給AR5路由器設置個IP route 並測試能否ping通1.254這個網關，測試OK
然後回到視圖模式，給DHCP授權
建立網段池，並取個名字
給這池子加網段，子網掩碼，網關，DNS
然後回到接口把DHCP設置爲全局模式
再回到AR4授權並把0接口設置爲中繼線路模式
指明DHCP服務器IP地址
然後把PC設置爲DHCP就OK了
AR4路由器
<Huawei>system-view
[Huawei]interface GigabitEthernet 0/0/0
[Huawei-GigabitEthernet0/0/0]ip address 192.168.1.254
[Huawei]interface GigabitEthernet 0/0/1
[Huawei-GigabitEthernet0/0/1]ip address 192.168.2.1 24
[Huawei]dhcp enable
[Huawei-GigabitEthernet0/0/0]dhcp select relay
[Huawei-GigabitEthernet0/0/0]dhcp relay server-ip 192.168.2.2
AR5路由器
<Huawei>system-view
[Huawei]interface GigabitEthernet 0/0/0
[Huawei-GigabitEthernet0/0/0]ip address 192.168.2.2 24
[Huawei-GigabitEthernet0/0/0]dhcp select global
[Huawei]ip route-static 192.168.1.0 24 192.168.2.1
[Huawei]dhcp enable
[Huawei]ip pool a
[Huawei-ip-pool-a]network 192.168.1.0 mask 24
[Huawei-ip-pool-a]gateway-list 192.168.1.254
[Huawei-ip-pool-a]dns-list 8.8.8.8
[Huawei-GigabitEthernet0/0/0]dhcp select global