How To Install dhcp-server on CentOS 8

dhcp-server is Provides the ISC DHCP server

Introduction

In this tutorial we learn how to install dhcp-server on CentOS 8.

What is dhcp-server

DHCP (Dynamic Host Configuration Protocol) is a protocol which allows individual devices on an IP network to get their own network configuration information (IP address, subnetmask, broadcast address, etc.) from a DHCP server. The overall purpose of DHCP is to make it easier to administer a large network. This package provides the ISC DHCP server.

We can use yum or dnf to install dhcp-server on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install dhcp-server.

Install dhcp-server on CentOS 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install dhcp-server using dnf by running the following command:

sudo dnf -y install dhcp-server

Install dhcp-server on CentOS 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install dhcp-server using yum by running the following command:

sudo yum -y install dhcp-server

How To Uninstall dhcp-server on CentOS 8

To uninstall only the dhcp-server package we can use the following command:

sudo dnf remove dhcp-server

dhcp-server Package Contents on CentOS 8

/etc/NetworkManager
/etc/NetworkManager/dispatcher.d
/etc/dhcp
/etc/dhcp/dhcpd.conf
/etc/dhcp/dhcpd6.conf
/etc/openldap/schema
/etc/openldap/schema/dhcp.schema
/etc/sysconfig/dhcpd
/usr/bin/omshell
/usr/lib/.build-id
/usr/lib/.build-id/34
/usr/lib/.build-id/34/65317388cf105ebe304f830965cf9afe389f96
/usr/lib/.build-id/b4
/usr/lib/.build-id/b4/9f2682bc12d00bb4128acc5873269b3547bf9f
/usr/lib/systemd/system/dhcpd.service
/usr/lib/systemd/system/dhcpd6.service
/usr/sbin/dhcpd
/usr/share/doc/dhcp-server
/usr/share/doc/dhcp-server/dhcp-lease-list.pl
/usr/share/doc/dhcp-server/dhcpd.conf.example
/usr/share/doc/dhcp-server/dhcpd6.conf.example
/usr/share/doc/dhcp-server/ldap
/usr/share/doc/dhcp-server/ldap/README.ldap
/usr/share/doc/dhcp-server/ldap/dhcp.schema
/usr/share/doc/dhcp-server/ldap/dhcpd-conf-to-ldap
/usr/share/man/man1/omshell.1.gz
/usr/share/man/man5/dhcpd.conf.5.gz
/usr/share/man/man5/dhcpd.leases.5.gz
/usr/share/man/man8/dhcpd.8.gz
/var/lib/dhcpd
/var/lib/dhcpd/dhcpd.leases
/var/lib/dhcpd/dhcpd6.leases

References

Summary

In this tutorial we learn how to install dhcp-server on CentOS 8 using yum and dnf.