just want let you know that other intel driver have the same problem
02:00.0 Network controller: Intel Corporation Wireless WiFi Link 5100
2.6.28-15-generic Ubuntu: 9.04 iw version 0.9.9-nogit module iwlagn
[28879.365728] cfg80211: Calling CRDA for country: AT [28879.452151] cfg80211: Regulatory domain changed to country: AT [28879.452157] (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [28879.452174] (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm) [28879.452177] (5170000 KHz - 5250000 KHz @ 40000 KHz), (N/A, 2000 mBm) [28879.452180] (5250000 KHz - 5330000 KHz @ 40000 KHz), (N/A, 2000 mBm) [28879.452183] (5490000 KHz - 5710000 KHz @ 40000 KHz), (N/A, 2700 mBm) [28884.833318] wlan0: Selected IBSS BSSID 26:a7:d4:e4:4f:4d based on configured SSID [28884.834183] wlan0: IBSS not allowed on frequency 2472 MHz
just want let you know that other intel driver have the same problem
02:00.0 Network controller: Intel Corporation Wireless WiFi Link 5100
2.6.28-15-generic
Ubuntu: 9.04
iw version 0.9.9-nogit
module iwlagn
[28879.365728] cfg80211: Calling CRDA for country: AT
[28879.452151] cfg80211: Regulatory domain changed to country: AT
[28879.452157] (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[28879.452174] (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[28879.452177] (5170000 KHz - 5250000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[28879.452180] (5250000 KHz - 5330000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[28879.452183] (5490000 KHz - 5710000 KHz @ 40000 KHz), (N/A, 2700 mBm)
[28884.833318] wlan0: Selected IBSS BSSID 26:a7:d4:e4:4f:4d based on configured SSID
[28884.834183] wlan0: IBSS not allowed on frequency 2472 MHz