This brief post shows you how to install FreeRadius on Linux / OpenBSD / FreeBSD with MySQL or MariaDB as the database. The Linux distributions which we will cover including CentOS and Ubuntu.

FreeRadius is an open-source, free, fast, feature-rich, modular, and scalable Radius server. According to its official web site, many Fortune-500 companies and tier 1 ISPs are using FreeRadius as their AAA solution.