DHCP 中继

一．实验目的

   学习配置DHCP服务器，并配置中继

二．实验拓扑

一．实验步骤

1.为服务器配置DHCP相关配置

2.配置DHCP中继

3.让客户端自动获取

四．实验内容

DHCP server

<H3C>system-view

[H3C]sysname ZJDHCP

[ZJDHCP]interface GigabitEthernet 0/0

[ZJDHCP-GigabitEthernet0/0]ip address 1.1.1.1 24

[ZJDHCP-GigabitEthernet0/0]undo shutdown

[ZJDHCP-GigabitEthernet0/0]quit

[ZJDHCP]dhcp enable

[ZJDHCP]dhcp server ip-pool 1

[ZJDHCP-dhcp-pool-1]network 2.2.2.10  mask 255.255.255.0

[ZJDHCP-dhcp-pool-1]gateway-list 2.2.2.1

[ZJDHCP-dhcp-pool-1]dns-list 2.2.2.254

[ZJDHCP-dhcp-pool-1]forbidden-ip 2.2.2.1 2.2.2.254

[ZJDHCP-dhcp-pool-1]expired day 20

[ZJDHCP-dhcp-pool-1]quit

[ZJDHCP]ip route-static 0.0.0.0 0.0.0.0 1.1.1.2

DHCP中继

<ZJZJ>system-view

[ZJZJ]sysname ZJZJ

[ZJZJ]interface GigabitEthernet 0/0

[ZJZJ-GigabitEthernet0/0]IP address 1.1.1.2 24

[ZJZJ-GigabitEthernet0/0]undo shutdown

[ZJZJ-GigabitEthernet0/0]quit

[ZJZJ]dhcp enable

[ZJZJ]interface GigabitEthernet 0/1

[ZJZJ-GigabitEthernet0/1]ip address 2.2.2.1 24

[ZJZJ-GigabitEthernet0/1]undo shutdown

[ZJZJ-GigabitEthernet0/1]dhcp server apply ip-pool 1  //指定接口引用的地址池

[ZJZJ-GigabitEthernet0/1]dhcp relay server-address 1.1.1.1  //在DHCP中继上指定DHCP服务器的地址

[ZJZJ-GigabitEthernet0/1]dhcp select relay  //指定接口工作在DHCP中继模式

客户端

<H3C>system-view

[H3C]sysname PC

[PC]interface GigabitEthernet 0/0

[PC-GigabitEthernet0/0]ip address dhcp-alloc //自动获取IP 

DHCP中继