【eNSP实战】配置DHCP中继为非直连网段分配IP地址
拓图
要求:
- AR1作为DHCP服务器,AR2作为DHCP中继服务器
在AR1路由器上创建office201的DHCP地址池
[AR1]dhcp enable # 开启全局DHCP服务
[AR1]ip pool office201 # 创建地址池
[AR1-ip-pool-office201]network 192.168.201.0 mask 24 # 指定地址池范围
[AR1-ip-pool-office201]gateway-list 192.168.201.1 # 指定网关
[AR1-ip-pool-office201]dns-list 8.8.8.8 # 指定DNS
[AR1-ip-pool-office201]lease day 0 hour 6 minute 0 # 指定租约6小时
[AR1-ip-pool-office201]quit
配置AR1的GE0/0/0接口从全局地址池获取地址
[AR1]interface GigabitEthernet 0/0/0
[AR1-GigabitEthernet0/0/0]dhcp select global
[AR1-GigabitEthernet0/0/0]quit
在AR2路由器上启用DHCP功能,在GE0/0/1端口上启用DHCP中继功能
[AR2]dhcp enable # 启用全局DHCP功能
[AR2]interface GigabitEthernet 0/0/1
[AR2-GigabitEthernet0/0/1]dhcp select relay # 在接口中启用DHCP中继
[AR2-GigabitEthernet0/0/1]dhcp relay server-ip 10.0.0.1 # 指定DHCP服务器地址
[AR2-GigabitEthernet0/0/1]quit
至此DHCP中继配置完成,下面查看PC获取IP情况
查看地址池租约情况