Planet Networking & Communication IAP-2000PS User Manual page 51

F. WPA2
The page includes the following fields:
Object
 WPA Algorithms
 Key Renewal Interval
 PMK Cache Period
 Pre-Authentication
Figure 4-21 WPA2-RADIUS
Description
Select TKIP, AES or TKIPAES for WPA algorithms.
Please fill in a number for Group Key Renewal interval time.
Only valid in WPA2 security. Set WPA2 PMKID cache timeout period, after
time out, the cached key will be deleted. PMK Cache Period unit is minute.
Only valid in WPA2 security. The most important features beyond WPA to
become standardized through 802.11i/WPA2 are: Pre-authentication, which
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User's Manual of IAP-200x Series