How To Install isc-dhcp-server on Ubuntu 20.04
Introduction
In this tutorial we learn how to install isc-dhcp-server on Ubuntu 20.04.
What is isc-dhcp-server
isc-dhcp-server is:
This is the Internet Software Consortium’s DHCP server.
Dynamic Host Configuration Protocol (DHCP) is a protocol like BOOTP (actually dhcpd includes much of the functionality of bootpd). It gives client machines “leases” for IP addresses and can automatically set their network configuration.
This server can handle multiple ethernet interfaces.
Package: isc-dhcp-server Architecture: amd64 Version: 4.4.1-2.1ubuntu5 Priority: optional Section: net Source: isc-dhcp Origin: Ubuntu Maintainer: Ubuntu Developers [email protected] Original-Maintainer: Debian ISC DHCP Maintainers [email protected] Bugs: https://bugs.launchpad.net/ubuntu/+filebug Installed-Size: 1501 Depends: debconf (>= 0.5) | debconf-2.0, libc6 (>= 2.15), libdns-export1109, libirs-export161, libisc-export1105, debianutils (>= 2.8.2), lsb-base, adduser Recommends: isc-dhcp-common Suggests: policykit-1, isc-dhcp-server-ldap, policycoreutils Breaks: isc-dhcp-common (<= 4.3.3-1), logcheck-database (<= 1.3.17~) Replaces: isc-dhcp-common (<= 4.3.3-1) Filename: pool/main/i/isc-dhcp/isc-dhcp-server_4.4.1-2.1ubuntu5_amd64.deb Size: 453372 MD5sum: 5cff1a0adcd86b466e81442b9b2eb93f SHA1: 1a824871f06df47c136bb0ab5c62c7880ca03655 SHA256: df859b622baf411b2952556e3c055b156210402ec825d7ac6392851e82109991 Homepage: http://www.isc.org Description-en: ISC DHCP server for automatic IP address assignment This is the Internet Software Consortium’s DHCP server.
Dynamic Host Configuration Protocol (DHCP) is a protocol like BOOTP (actually dhcpd includes much of the functionality of bootpd). It gives client machines “leases” for IP addresses and can automatically set their network configuration.
This server can handle multiple ethernet interfaces.
There are three methods to install isc-dhcp-server on Ubuntu 20.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install isc-dhcp-server Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install isc-dhcp-server using apt-get by running the following command:
sudo apt-get -y install isc-dhcp-server
Install isc-dhcp-server Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install isc-dhcp-server using apt by running the following command:
sudo apt -y install isc-dhcp-server
Install isc-dhcp-server Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install isc-dhcp-server using aptitude by running the following command:
sudo aptitude -y install isc-dhcp-server
How To Uninstall isc-dhcp-server on Ubuntu 20.04
To uninstall only the isc-dhcp-server package we can use the following command:
sudo apt-get remove isc-dhcp-server
Uninstall isc-dhcp-server And Its Dependencies
To uninstall isc-dhcp-server and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove isc-dhcp-server
Remove isc-dhcp-server Configurations and Data
To remove isc-dhcp-server configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge isc-dhcp-server
Remove isc-dhcp-server configuration, data, and all of its dependencies
We can use the following command to remove isc-dhcp-server configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge isc-dhcp-server
References
Summary
In this tutorial we learn how to install isc-dhcp-server package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.
