Configuring FortiAuthenticator as a RADIUS server on FortiGate

To configure FortiGate authentication settings:

1. Go to User & Authentication > RADIUS Servers and click Create New.
2. Enter a name for the RADIUS server.
3. For Authentication method, select Default.
4. In IP/Name, enter the IP address or DNS name of the RADIUS server.
5. In Secret, enter the shared secret key.

   The secret is the same as the one used when setting up the RADIUS client, here, FortiGate.

6. Click Test Connectivity to test the connection to the server, and ensure that the connection status is Successful.
7. Click OK to save changes.