How To Install rdnssd on Ubuntu 20.04
Introduction
In this tutorial we learn how to install rdnssd
on Ubuntu 20.04.
What is rdnssd
rdnssd is:
rdnssd autoconfigures recursive DNS servers on IPv6 networks using ICMPv6 Neighbor Discovery (RFC 5006), and can update the DNS resolvers configuration (/etc/resolv.conf) accordingly.
There are three methods to install rdnssd
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 rdnssd Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install rdnssd
using apt-get
by running the following command:
sudo apt-get -y install rdnssd
Install rdnssd Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install rdnssd
using apt
by running the following command:
sudo apt -y install rdnssd
Install rdnssd 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 rdnssd
using aptitude
by running the following command:
sudo aptitude -y install rdnssd
How To Uninstall rdnssd on Ubuntu 20.04
To uninstall only the rdnssd
package we can use the following command:
sudo apt-get remove rdnssd
Uninstall rdnssd And Its Dependencies
To uninstall rdnssd
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove rdnssd
Remove rdnssd Configurations and Data
To remove rdnssd
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge rdnssd
Remove rdnssd configuration, data, and all of its dependencies
We can use the following command to remove rdnssd
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge rdnssd
References
Summary
In this tutorial we learn how to install rdnssd
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.