Install libauthen-radius-perl by entering the following commands in the terminal:
sudo apt update sudo apt install libauthen-radius-perl
Description:
module to authenticate users using RADIUS
Authen::Radius is a Perl module that supports authentication of credentials against a RADIUS database. It also permits retrieval and modification of a user's settings. Name/value attribute pairs are automatically translated by the loaded dictionary.
Homepage: https://metacpan.org/release/Authen-Radius
Version: 0.26-1
Section: universe/perl