How To Install shorewall on Debian 11

In this tutorial we learn how to install shorewall on Debian 11. shorewall is Shoreline Firewall, netfilter configurator

Introduction

In this tutorial we learn how to install shorewall on Debian 11.

What is shorewall

shorewall is:

Shorewall allows firewall/gateway requirements to be described using entries in a set of configuration files. It reads those configuration files and, with the help of the iptables utility, configures netfilter to match these requirements.

Shorewall supports a wide range of router/firewall/gateway applications, traffic shaping and almost every type of VPN.

There are three methods to install shorewall 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 shorewall Using apt-get

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

sudo apt-get update

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

sudo apt-get -y install shorewall

Install shorewall Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install shorewall using apt by running the following command:

sudo apt -y install shorewall

Install shorewall 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 shorewall using aptitude by running the following command:

sudo aptitude -y install shorewall

How To Uninstall shorewall on Debian 11

To uninstall only the shorewall package we can use the following command:

sudo apt-get remove shorewall

Uninstall shorewall And Its Dependencies

To uninstall shorewall and its dependencies that are no longer needed by Debian 11, we can use the command below:

sudo apt-get -y autoremove shorewall

Remove shorewall Configurations and Data

To remove shorewall configuration and data from Debian 11 we can use the following command:

sudo apt-get -y purge shorewall

Remove shorewall configuration, data, and all of its dependencies

We can use the following command to remove shorewall configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge shorewall

Dependencies

shorewall have the following dependencies:

References

Summary

In this tutorial we learn how to install shorewall package on Debian 11 using different package management tools: apt, apt-get and aptitude.