Draytek Vigor3910 Series User Manual page 119

Available settings are explained as follows:
Item
Enable this profile
Primary Server
Secondary Server
After finished the above settings, click OK button to save the settings.
Vigor3910 Series User's Guide
Description
Check to enable RADIUS client profile.
Comment - Enter a brief description for this profile.
Primary Server - Enter the IP address of RADIUS server.
Authentication Port - The UDP port number that the RADIUS
server is using. The default value is 1812, based on RFC 2138.
Secret - The RADIUS server and client share a secret that is
used to authenticate the messages sent between them. Both
sides must be configured to use the same shared secret. The
maximum length of the shared secret you can set is 36
characters.
Retry - Set the number of attempts to perform reconnection
with RADIUS server. If the connection (with the Primary
Server) still fails, stop the connection attempt and begin to
make connection with the secondary server.
Secondary Server - Enter the IP address of RADIUS server.
Authentication Port - The UDP port number that the RADIUS
server is using. The default value is 1812, based on RFC 2138.
Secret - The RADIUS server and client share a secret that is
used to authenticate the messages sent between them. Both
sides must be configured to use the same shared secret. The
maximum length of the shared secret you can set is 36
characters.
Retry - Set the number of attempts to perform reconnection.
If the connection (with the Secondary Server) still fails, stop
the connection attempt. The client authentication would be
determined as "failed".
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