From mboxrd@z Thu Jan  1 00:00:00 1970
From: Luis R. Rodriguez <lrodriguez@atheros.com>
Date: Fri, 13 Feb 2009 13:46:26 -0800
Subject: [ath9k-devel] WPA/WPA2 problem with ath9k
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To: ath9k-devel@lists.ath9k.org

On Fri, Feb 13, 2009 at 02:51:05AM -0800, Tamas Selmeci wrote:
> Hello all!
> 
> On our hotspot apart from Samsung mobiles everything is ok until there's
> no security switched on.
> 
> As soon as WPA/WPA2 (or any combination of them including TKIP/CCMP) is
> switched on, connecting to the AP becomes extremely slow and fails
> several times. Once it gets connected seems to work perfectly, but I
> can't beleive that it should be that slow.
> 
> Environment:
> - linux-2.6.27-rc6;
> - ath9k-compat: 2009-01-25 and 2009-02-11;
> - AR5416
> - hostapd-0.6.7
> 
> hostapd.conf is as follows:
> 
> interface=wlan0
> driver=nl80211
> hw_mode=g
> country_code=DE
> max_num_sta=32
> # supported_rates=10 20 55 110 60 90 120 180 240 360 480 540
> # ht_capab=[HT40-][SHORT-GI-20][SHORT-GI-40]
> logger_syslog=1
> logger_syslog_level=0
> logger_stdout=-1
> logger_stdout_level=0
> debug=1
> ctrl_interface_group=0
> macaddr_acl=0
> auth_algs=1
> dump_file=/tmp/hostapd.dump
> ssid=norbolataska
> wpa=2
> wpa_key_mgmt=WPA-PSK
> wpa_pairwise=TKIP CCMP
> rsn_pairwise=TKIP CCMP

Remove TKIP, 11n and TKIP are not friends. I forget the details but I think
the spec doesn't allow for it.

  Luis