ZyXEL Communications NXC2500 User Manual page 264

Table 138 Configuration > Object > AAA Server > RADIUS > Add/Edit (continued)
LABEL DESCRIPTION
Backup Server If the RADIUS server has a backup authentication server, enter its address here.
Address
Backup Specify the port number on the RADIUS server to which the NXC sends authentication
Authentication requests. Enter a number between 1 and 65535.
Port
Key Enter a password (up to 15 alphanumeric characters) as the key to be shared between
the external authentication server and the NXC.
The key is not sent over the network. This key must be the same on the external
authentication server and the NXC.
Accounting Server
Settings
Server Address Enter the IP address or Fully-Qualified Domain Name (FQDN) of the RADIUS accounting
server.
Accounting Port Specify the port number on the RADIUS server to which the NXC sends accounting
information. Enter a number between 1 and 65535.
Backup Server If the RADIUS server has a backup accounting server, enter its address here.
Address
Backup Specify the port number on the RADIUS server to which the NXC sends accounting
Accounting Port information. Enter a number between 1 and 65535.
Key Enter a password (up to 15 alphanumeric characters) as the key to be shared between
the external authentication server and the NXC.
The key is not sent over the network. This key must be the same on the external
authentication server and the NXC.
Maximum Retry At times the NXC may not be able to use the primary RADIUS accounting server. Specify
Count the number of times the NXC should reattempt to use the primary RADIUS server before
attempting to use the secondary RADIUS server. This also sets how many times the NXC
will attempt to use the secondary RADIUS server.
For example, you set this field to 3. If the NXC does not get a response from the primary
RADIUS server, it tries again up to three times. If there is no response, the NXC tries the
secondary RADIUS server up to three times.
If there is also no response from the secondary RADIUS server, the NXC stops attempting
to authenticate the subscriber. The subscriber will see a message that says the RADIUS
server was not found.
Enable Accounting Select this to have the NXC send subscriber status updates to the RADIUS server at the
Interim update interval you specify.
Interim Interval Specify the time interval for how often the NXC is to send a subscriber status update to
the RADIUS server.
General Server
Settings
Timeout Specify the timeout period (between 1 and 300 seconds) before the NXC disconnects
from the RADIUS server. In this case, user authentication fails.
Search timeout occurs when either the user information is not in the RADIUS server or
the RADIUS server is down.
NAS IP Address If the RADIUS server requires the NXC to provide the Network Access Server IP address
attribute with a specific value, enter it here.
NAS Identifier If the RADIUS server requires the NXC to provide the Network Access Server identifier
attribute with a specific value, enter it here.
Case-sensitive Select this if the server checks the case of the usernames.
User Names
Chapter 24 AAA Server
NXC Series User's Guide
264