DHCP知识总结

2022/7/8 6:20:24

本文主要是介绍DHCP知识总结,对大家解决编程问题具有一定的参考价值,需要的程序猿们随着小编来一起学习吧!

DHCP知识总结

1、DHCP(Dynamic Host Configuration Protocol,动态主机配置协议)通常被应用在局域网络环境中,主要作用是集中地管理、分配IP地址,使网络环境中的主机动态的获得IP地址

 

Discover 谁有?

Offer 我有

Request 给我一个

Ack 好的

2、抓包数据

 

 3、配置命令

[Router]interface GigabitEthernet 0/0/0
[Router-GigabitEthernet0/0/0]ip address 192.168.100.1  24

[Router]dhcp enable
Info: The operation may take a few seconds. Please wait for a moment.done.

[Router]interface GigabitEthernet 0/0/0
[Router-GigabitEthernet0/0/0]dhcp select interface

 

//针对端口启动DHCP,并以本端口的IP地址为网关;以下为PC机查询结果

PC>ipconfig

Link local IPv6 address...........: fe80::5689:98ff:fe45:3771
IPv6 address......................: :: / 128
IPv6 gateway......................: ::
IPv4 address......................: 192.168.100.254
Subnet mask.......................: 255.255.255.0
Gateway...........................: 192.168.100.1
Physical address..................: 54-89-98-45-37-71



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