13.3 中继DHCP配置

图片[1]-13.3 中继DHCP配置-大赛人网
图13-3 中继DHCP配置网络拓扑

1.R1配置DHCP服务器

[R1]dhcp enable 
[R1]ip pool dsrw.com
[R1-ip-pool-dsrw.com]gateway-list 192.168.1.254
[R1-ip-pool-dsrw.com]network 192.168.1.0 mask 255.255.255.0
[R1-ip-pool-dsrw.com]lease day 2 hour 0 minute 0
[R1-ip-pool-dsrw.com]dns-list 8.8.8.8 114.114.114.114
[R1-ip-pool-dsrw.com]excluded-ip-address 192.168.1.252 192.168.1.253

[R1]interface GigabitEthernet 0/0/0
[R1-GigabitEthernet0/0/0]ip address 12.1.1.1 8
[R1-GigabitEthernet0/0/0]dhcp select global
[R1]ip route-static 192.168.1.0 24 12.1.1.2

2.R2配置中继DHCP代理

[R2]dhcp enable 
[R2]interface GigabitEthernet 0/0/0
[R2-GigabitEthernet0/0/0]ip address 12.1.1.2 8
[R2-GigabitEthernet0/0/1]dhcp select relay 
[R2-GigabitEthernet0/0/1]dhcp relay server-ip 12.1.1.1

3.PC配置DHCP,查看IP地址

PC>ipconfig
Link local IPv6 address...........: fe80::5689:98ff:fe44:6c0a
IPv6 address......................: :: / 128
IPv6 gateway......................: ::
IPv4 address......................: 192.168.1.251
Subnet mask.......................: 255.255.255.0
Gateway...........................: 192.168.1.254
Physical address..................: 54-89-98-44-6C-0A
DNS server........................: 8.8.8.8
                                    114.114.114.114
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