ADTRAN Express 4110, User Manual, Page: 86 / 205

Chapter 3. Terminal Menu Operation and Structure
3-30 Express 4110/4120 User Manual 61200176L3-1
Security/When
Write security: 1; Read security: 2
The Express 4110/4120 can be configured to authenticate the PPP peer
(using the above method) for incoming calls using Answer Only (def), or
for outgoing and incoming calls using Originate and Answer.
Security/Radius Server
The parameters for the radius server are configured in this menu. The
RADIUS server can be used for authenticating a PPP peer (if defined
under Security/Authentication) and for Telnet server sessions.
Radius Server/Primary Server
Write security: 1; Read security: 2
This is the IP address of the first RADIUS server that the Express 4110/
4120 should attempt to communicate with when authenticating a PPP
peer.
Radius Server/Secondary Server
Write security: 1; Read security: 2
This is the IP address of the back-up RADIUS server that the Express
4110/4120 should attempt to communicate with when the primary server
does not respond.
Radius Server/UDP Port
Write security: 1; Read security: 2
This is the UDP port that the Express 4110/4120 should use when com-
municating with the RADIUS server. The default is 1645, which is the
commonly used port.
Radius Server/Secret
Write security: 0; Read security: 1
The RADIUS server and Express 4110/4120 share this text string, which is
used by the RADIUS server to authenticate the Express 4110/4120 that is
the RADIUS client. The factory default is to not use a secret.