h3c DHCP中继

system-view 开启支持DHCP

[h3c]dhcp enable

定义dhcp中继组名为1以及dhcp服务器为192.168.21.9

[h3c]dhcp realy server-group 1 192.168.21.9

进每个vlan 接口模式下 将dhcp选择中继。指定dhcp realy 组为1

[H3C-5500]

interface Vlan-interface 101

dhcp select relay

dhcp relay server-select 1

interface Vlan-interface 102

dhcp select relay

dhcp relay server-select 1

interface Vlan-interface 103

dhcp select relay

dhcp relay server-select 1

interface Vlan-interface 103

dhcp select relay

#给Vlan定义地址并配置其工作在服务器模式

interface Vlan-interface11

ip address 172.18.11.1 255.255.255.0

dhcp select server global-pool

#给Vlan定义地址并配置其工作在服务器模式

interface Vlan-interface12

ip address 172.18.12.1 255.255.255.0

dhcp select server global-pool

#给Vlan定义地址并配置其工作在服务器模式

interface Vlan-interface13

ip address 172.18.13.1 255.255.255.0

dhcp select server global-pool

#定义DHCP实例名称，地址池，网关地址，DNS地址

dhcp server ip-pool vlan11

network 172.18.11.0 mask 255.255.255.0

gateway-list 172.18.11.1

dns-list 172.18.11.1 8.8.8.8 8.8.4.4 202.106.0.20

#定义DHCP实例名称，地址池，网关地址，DNS地址

dhcp server ip-pool vlan12

network 172.18.12.0 mask 255.255.255.0

gateway-list 172.18.12.1

dns-list 172.18.12.1 8.8.8.8 8.8.4.4 202.106.0.20

#定义DHCP实例名称，地址池，网关地址，DNS地址

dhcp server ip-pool vlan13

network 172.18.13.0 mask 255.255.255.0

gateway-list 172.18.13.1

dns-list 172.18.13.1 8.8.8.8 8.8.4.4 202.106.0.20

#定义各DHCP地址池禁止分配的IP地址（开始～结束）

dhcp server forbidden-ip 172.18.12.1 172.18.12.200

dhcp server forbidden-ip 172.18.11.1 172.18.11.200

dhcp server forbidden-ip 172.18.13.1 172.18.13.200