The refactor branch contains a work in progress rewrite for WHMCS 7.x

• Create a folder called freeradius in WHMCSROOT/modules/servers/
• Copy freeradius.php and clientarea.tpl into the newly created WHMCSROOT/modules/servers/freeradius folder
• Copy freeradiusapi.php into the WHMCSROOT/include/api/ folder

• Create a folder anywhere with whatever name you like. For example, on Linux mkdir /opt/whmcs-freeradius

• Copy cron.php and config.php.example into this folder

• Rename config.php.example to config.php

• Edit config.php as per your needs/requirements

• Create a Cron task for the cron.php file. If your cron.php file is in /opt/whmcs-freeradius then your cron task shold look something like this, if you want it to run every 5 minutes:

  */5 * * * * PATH_TO_PHP/php -q /opt/whmcs-freeradius/cron.php
  

• On Linux, you can find the PATH_TO_PHP by running which php