How to configure DHCP Server in Centos 7?

Published: 19 May 2020
on channel: ProPing

5,708

In this lab I will demonstrate how to configure DHCP server in Centos 7 and how the clients get the IP from the server. Basically clients get TCP/IP information including IP address, subnet mask, default gateway and DNS server address from the server.

Here Server is Centos 7 and client machines are Centos7 and Windows 10.

In presentation you will get to know about:
What is DHCP?
What is static and automatic IP address?
What is BootP?
What is DHCP lease time?
What is DORA process?

Important points:

1. Command to install DHCP server is

[root@avnish ~}# yum install dhcp -y

2. In Centos7 server the DHCP configuration is stored at /etc/dhcp/dhcp.conf

3. You can edit it through visual editors ex. vi, vim, gedit.

4. To start DHCP service command is:

[root@avnish ~}# service dhcpd start

5. If you want to check the lease database to see what clients got IP
[root@avnish ~}# cat / var /lib dhcpd dhcpd.leases

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