How To Install courier-authlib-userdb on Ubuntu 22.04

In this tutorial we learn how to install courier-authlib-userdb on Ubuntu 22.04. courier-authlib-userdb is userdb support for the Courier authentication library

Introduction

In this tutorial we learn how to install courier-authlib-userdb on Ubuntu 22.04.

What is courier-authlib-userdb

courier-authlib-userdb is:

This package contains the userdb support for the Courier authentication library. Userdb is a simple way to manage virtual mail accounts using a GDBM-based database file.

There are three methods to install courier-authlib-userdb on Ubuntu 22.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install courier-authlib-userdb Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install courier-authlib-userdb using apt-get by running the following command:

sudo apt-get -y install courier-authlib-userdb

Install courier-authlib-userdb Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install courier-authlib-userdb using apt by running the following command:

sudo apt -y install courier-authlib-userdb

Install courier-authlib-userdb 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 courier-authlib-userdb using aptitude by running the following command:

sudo aptitude -y install courier-authlib-userdb

How To Uninstall courier-authlib-userdb on Ubuntu 22.04

To uninstall only the courier-authlib-userdb package we can use the following command:

sudo apt-get remove courier-authlib-userdb

Uninstall courier-authlib-userdb And Its Dependencies

To uninstall courier-authlib-userdb and its dependencies that are no longer needed by Ubuntu 22.04, we can use the command below:

sudo apt-get -y autoremove courier-authlib-userdb

Remove courier-authlib-userdb Configurations and Data

To remove courier-authlib-userdb configuration and data from Ubuntu 22.04 we can use the following command:

sudo apt-get -y purge courier-authlib-userdb

Remove courier-authlib-userdb configuration, data, and all of its dependencies

We can use the following command to remove courier-authlib-userdb configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge courier-authlib-userdb

References

Summary

In this tutorial we learn how to install courier-authlib-userdb package on Ubuntu 22.04 using different package management tools: apt, apt-get and aptitude.