Corinex Global ADSL2+ - Manual (Page 93)

Please enter the IP Address of the Radius Server, specify the port (default is 1812),
enter the Radius secret. The Group Key Interval is the rate that the RADIUS server
sends a new Group Key out to all clients.
After the configuration, click Apply. To enable the new settings you will have to
restart the access point. Please go to the System Commands section in the Tools
tab as shown below and click on Restart Access Point.
WPA
WPA uses a combination of Open System and 802.1x authentication. First the
wireless client authenticates with the access point, then performs user-level
authentication with 802.1x.
After clicking on WPA, the following page opens.
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Corinex ADSL2+ Wireless Gateway G Configuration
Corinex ADSL2+ Wireless Gateway G
The Group Key Interval is the rate that the RADIUS server sends a new Group
Key out to all clients. By default it is set to 3600 seconds.
You can select between WPA and WPA PSK by selecting 802.1x or PSK String in
this page. The following table described both modes.