How To Install mailfilter on Debian 11
Introduction
In this tutorial we learn how to install mailfilter on Debian 11.
What is mailfilter
mailfilter is:
Mailfilter is very flexible utility for UNIX (-like) operating systems to get rid of unwanted e-mail messages, before having to go through the trouble of downloading them to the local computer. It offers support for one or many POP3 accounts and is especially useful for dialup connections via modem, ISDN, etc. Install Mailfilter if you’d like to remove spam from your POP3 mail accounts.
With Mailfilter you can define your own filters (rules) to determine which e-mails should be delivered and which are considered waste. Rules are Regular Expressions, so you can make use of familiar options from other mail delivery programs such as e.g. procmail.
If you do not get your mail from a POP3-Server you don’t need Mailfilter.
There are three methods to install mailfilter on Debian 11. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install mailfilter Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install mailfilter using apt-get by running the following command:
sudo apt-get -y install mailfilter
Install mailfilter Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install mailfilter using apt by running the following command:
sudo apt -y install mailfilter
Install mailfilter 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 Debian. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install mailfilter using aptitude by running the following command:
sudo aptitude -y install mailfilter
How To Uninstall mailfilter on Debian 11
To uninstall only the mailfilter package we can use the following command:
sudo apt-get remove mailfilter
Uninstall mailfilter And Its Dependencies
To uninstall mailfilter and its dependencies that are no longer needed by Debian 11, we can use the command below:
sudo apt-get -y autoremove mailfilter
Remove mailfilter Configurations and Data
To remove mailfilter configuration and data from Debian 11 we can use the following command:
sudo apt-get -y purge mailfilter
Remove mailfilter configuration, data, and all of its dependencies
We can use the following command to remove mailfilter configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge mailfilter
Dependencies
mailfilter have the following dependencies:
References
Summary
In this tutorial we learn how to install mailfilter package on Debian 11 using different package management tools: apt, apt-get and aptitude.
