How To Install freeradius on Debian 9
Introduction
In this tutorial we learn how to install freeradius on Debian 9.
What is freeradius
freeradius is:
FreeRADIUS is a high-performance RADIUS server with support for:
- Authentication by local files, SQL, Kerberos, LDAP, PAM, and more.
- Powerful policy configuration language.
- Proxying and replicating requests by any criteria.
- Support for many EAP types; TLS, PEAP, TTLS, etc.
- Many vendor-specific attributes.
- Regexp matching in string attributes. and lots more.
There are three methods to install freeradius on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install freeradius Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install freeradius using apt-get by running the following command:
sudo apt-get -y install freeradius
Install freeradius Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install freeradius using apt by running the following command:
sudo apt -y install freeradius
Install freeradius 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 freeradius using aptitude by running the following command:
sudo aptitude -y install freeradius
How To Uninstall freeradius on Debian 9
To uninstall only the freeradius package we can use the following command:
sudo apt-get remove freeradius
Uninstall freeradius And Its Dependencies
To uninstall freeradius and its dependencies that are no longer needed by Debian 9, we can use the command below:
sudo apt-get -y autoremove freeradius
Remove freeradius Configurations and Data
To remove freeradius configuration and data from Debian 9 we can use the following command:
sudo apt-get -y purge freeradius
Remove freeradius configuration, data, and all of its dependencies
We can use the following command to remove freeradius configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge freeradius
Dependencies
freeradius have the following dependencies:
References
Summary
In this tutorial we learn how to install freeradius package on Debian 9 using different package management tools: apt, apt-get and aptitude.