Configure Your Tx54 Device To Use A Radius Server - Digi TX54 User Manual

User authentication
RADIUS server is unavailable or if the user is not defined on the RADIUS server, then you should list the
RADIUS authentication method prior to the Local users authentication method.
See User authentication methods
If the RADIUS servers are unavailable and the TX54 device falls back to local authentication, only users
defined locally on the device are able to log in. RADIUS users cannot log in until the RADIUS servers are
brought back online.

Configure your TX54 device to use a RADIUS server

This section describes how to configure a TX54 device to use a RADIUS server for authentication and
authorization.
Required configuration items
Define the RADIUS server IP address or domain name.
n
Define the RADIUS server shared secret.
n
Add RADIUS as an authentication method for your TX54 device.
n
Additional configuration items
Define the RADIUS server port. It is configured to 1812 by default.
n
Add additional RADIUS servers in case the first RADIUS server is unavailable.
n
The server NAS ID. If left blank, the default value is used:
n
If you are access the TX54 device by using the WebUI, the default value is for NAS ID is
l
httpd.
If you are access the TX54 device by using ssh, the default value is sshd.
l
Time in seconds before the request to the server times out. The default is 3 seconds and the
n
maximum possible value is 60 seconds.
Enable additional debug messages from the RADIUS client.
n
TX54 User Guide
Remote Authentication Dial-In User Service (RADIUS)
for more information about authentication methods.
547