How To Install isc-dhcp-client on Ubuntu 20.04
Introduction
In this tutorial we learn how to install isc-dhcp-client
on Ubuntu 20.04.
What is isc-dhcp-client
isc-dhcp-client is:
This is the Internet Software Consortium’s DHCP client.
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. If your machine depends on DHCP (especially likely if it’s a workstation on a large network, or a laptop, or attached to a cable modem), keep this or another DHCP client installed.
Extra documentation can be found in the package isc-dhcp-common. Task: minimal, ubuntu-core
Package: isc-dhcp-client Architecture: amd64 Version: 4.4.1-2.1ubuntu5 Priority: important 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: 730 Provides: dhcp-client Depends: libc6 (>= 2.15), libdns-export1109, libisc-export1105, debianutils (>= 2.8.2), iproute2 Recommends: isc-dhcp-common Suggests: resolvconf, avahi-autoipd, isc-dhcp-client-ddns Filename: pool/main/i/isc-dhcp/isc-dhcp-client_4.4.1-2.1ubuntu5_amd64.deb Size: 246084 MD5sum: e5db5825d412b4daf72d42677ed7419a SHA1: 6393517cdbc599ed08898ac834fb0e9959bc8aee SHA256: 3c51873dbc1eb7d8c987ec7482b49408b1256887d63d8e044e110bc34a036cc2 Homepage: http://www.isc.org Description-en: DHCP client for automatically obtaining an IP address This is the Internet Software Consortium’s DHCP client.
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. If your machine depends on DHCP (especially likely if it’s a workstation on a large network, or a laptop, or attached to a cable modem), keep this or another DHCP client installed.
Extra documentation can be found in the package isc-dhcp-common. Task: minimal, ubuntu-core
There are three methods to install isc-dhcp-client
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-client 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-client
using apt-get
by running the following command:
sudo apt-get -y install isc-dhcp-client
Install isc-dhcp-client Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install isc-dhcp-client
using apt
by running the following command:
sudo apt -y install isc-dhcp-client
Install isc-dhcp-client 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-client
using aptitude
by running the following command:
sudo aptitude -y install isc-dhcp-client
How To Uninstall isc-dhcp-client on Ubuntu 20.04
To uninstall only the isc-dhcp-client
package we can use the following command:
sudo apt-get remove isc-dhcp-client
Uninstall isc-dhcp-client And Its Dependencies
To uninstall isc-dhcp-client
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-client
Remove isc-dhcp-client Configurations and Data
To remove isc-dhcp-client
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge isc-dhcp-client
Remove isc-dhcp-client configuration, data, and all of its dependencies
We can use the following command to remove isc-dhcp-client
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge isc-dhcp-client
References
Summary
In this tutorial we learn how to install isc-dhcp-client
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.