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Advanced Configuration
4. If you want to configure a back-up RADIUS server, place a check mark in the box labeled Enable Backup
EAP/802.1x Authentication Server.
5. Select a Server Addressing Format type (IP Address or Name).
•
If you want to identify RADIUS servers by name, you must configure the AP as a DNS Client. See
for details.
6. Enter the server's IP address or name in the field provided.
7. Enter the port number which the AP and the server will use to communicate. By default, RADIUS servers
communicate on port 1812.
8. Enter the Shared Secret in the Shared Secret and Confirm Shared Secret field. This is a password shared by the
RADIUS server and the AP. The same password must also be configured on the RADIUS server.
9. Enter the maximum time, in seconds, that the AP should wait for the RADIUS server to respond to a request in the
Response Time field. Range is 1-10 seconds; default is 3 seconds.
10. Enter the maximum number of times an authentication request may be retransmitted in the Maximum
Retransmissions field. Range is 1-4; default is 3.
11. If you are configuring a back-up server, repeat Steps 7 through 12 for the back-up server.
12. Click OK to save your changes.
13. Reboot the AP device for these changes to take effect.
Figure 4-20 RADIUS EAP/802.1x Authentication Screen
DNS Client
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