3Com 3CRGPC10075 User Manual page 41

Table 7 Options for WPA-PSK
Option
WPA Encryption
Group Key Update
Update Group Key
when any
membership
terminated
Description
Select your preferred WPA encryption level, and ensure that
wireless stations have the same setting and key value.
TKIP – Unicast (point-to-point) transmissions and
■
multicast (broadcast) transmissions are encrypted using
TKIP
TKIP + 64 bit WEP – Unicast (point-to-point) transmissions
■
are encrypted using TKIP, and multicast (broadcast)
transmissions are encrypted using 64 bit WEP
TKIP + 128 bit WEP – Unicast (point-to-point)
■
transmissions are encrypted using TKIP, and multicast
(broadcast) transmissions are encrypted using 128 bit
WEP
AES - CCMP – Unicast (point-to-point) transmissions and
■
multicast (broadcast) transmissions are encrypted using
AES - CCMP
Refers to the key used for broadcast transmissions. If you
want the keys to be updated regularly, select the Group Key
Update check box. And then, in Key Lifetime, specify the
time interval (in minutes) after which the group key will be
dynamically updated.
If enabled, the group key will be updated whenever any
member leaves the group or disassociates from the Access
Point.
Defining Security Profiles 33