WPA + ipw2200 = frequent CTRL-EVENT-DISCONNECTED

[Kamil Jońca]

On Wed, Apr 11, 2007 at 07:39:04PM -0700, Jouni Malinen wrote:
> On Tue, Apr 10, 2007 at 08:29:30PM +0200, Kamil Jo?ca wrote:
> >  I have wlan with hidden SSID. Authentication via freeradius (eap-tls).
> > And I have frequent disconnections, for about last two weeks. I don't know
> > if I change something in config. 
> 
> Which AP are you using?

linksys WRT54GS + openwert + nas (for WPA)
> 
> >   group=CCMP
> >   proto=WPA2
> >   pairwise=CCMP
> 
> You have configured to client to use only CCMP.
> 
> > And wpa_supplicant output is here: http://strony.aster.pl/kjonca/wpa.txt
> 
> However, this debug log shows following:
> 
> WPA: Unsupported CCMP Group Cipher key length 32 (32).
> 
> In other words, it looks like the AP tries to use TKIP as the group
> cipher. Either wpa_supplicant configuration would need to be changed to
> accept TKIP as the group cipher or the AP configuration would need to be
> changed to use CCMP as the group cipher.
> 

Yes. 
wl0_crypto was set to "aes+tkip"
After setting this to "aes" evertyhing start work properly.
Im not sure why nas tried to use TKIP. Bug in nas or I missed something
?
KJ

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