DHCP2路由器：

Router>en

Router#conf tRouter(config)#interface f0/0Router(config-if)#ip address 200.1.1.2 255.255.255.0Router(config-if)#no shutdown

Router(config-if)#exit

Router(config)#hostname dhcp2dhcp2(config)#

dhcp2(config)#ip route 192.168.2.0 255.255.255.0 200.1.1.1

dhcp2(config)#ip dhcp pool p2

dhcp2(dhcp-config)#network 192.168.2.0 255.255.255.0

dhcp2(dhcp-config)#default-router 192.168.2.254

dhcp2(dhcp-config)#dns-server 222.222.222.222

在DHCP1上做DHCP中继：

dhcp1(config)#interface f0/1

dhcp1(config-if)#dhcp1(config-if)#ip hel