I have wpa2-psk, and aes enabled.
wireless-tools-29-6.1.fc15.i686 (which is latest for fc16)
Yet iwconfig wlan0 says
wlan0 IEEE 802.11bgn ESSID:"VegetarianMeat"
Mode:Managed Frequency:2.412 GHz Access Point: xx.....
Bit Rate=243 Mb/s Tx-Power=27 dBm
Retry long limit:7 RTS thr=2346 B Fragment thr=2346 B
Encryption key:off <<<<<<< WHAT???