RADIUS authentication

Main page ► Managing a Moodle site ► Authentication ► RADIUS authentication

Authentication

• Managing authentication
• Manual accounts
• No login
• Email-based self-registration
• CAS server (SSO)
• External database
• LDAP
• LTI
• MNet
• No authentication
• Shibboleth
• OAuth 2
• Multi-factor authentication
• Authentication FAQ

Note: The RADIUS authentication plugin is no longer a standard plugin in Moodle 3.2 onwards

Troubleshooting

If you get an error message saying: "Warning: The Auth_RADIUS module does not seem to be present", you need to follow these steps:

Using debian-based linux (such as Ubuntu):

1. Install the following modules: php5-dev php5-auth-pam php5-radius php-pear

   sudo apt-get install php5-dev php5-auth-pam php5-radius php-pear

2. Install Auth_RADIUS module for pear

   sudo pear install radius Auth_RADIUS

3. Add the following line to your php.ini file

   extension=radius.so

4. Restart apache services

   sudo /etc/init.d/apache2 restart

See also

• Authentication forum on moodle.org
• Help for a fix: Unable to manually edit students due to "authentication plugin radius not found" forum discussion
• MDL-55927 - Tracker issue for removing the RADIUS authentication plugin from core