On Fri, Feb 4, 2011 at 2:55 PM, virtan <vir...@virtan.com> wrote:
>
> On 04.02.2011, at 8:24, Mohammed Shafi wrote:
>
>> On Thu, Feb 3, 2011 at 11:43 PM, virtan <vir...@virtan.com> wrote:
>>> On Thu, Feb 3, 2011 at 8:29 AM, Mohammed Shafi <shafi.wirel...@gmail.com>
>>> wrote:
>>>>>
>>>>> Could not set channel for kernel driver
>>>>>
>>>>> error from hostapd.
>>>>
>>>> Please git clone the latest hostapd there were some changes recently
>>>> in src/drivers/hw_features.c
>>>> hope it helps
>>>>
>>>
>>> It doesn't help, but cleared situation a bit: now I have the following error
>>>
>>> 20/40 MHz operation not permitted on channel pri=7 sec=3 based on
>>> overlapping BSSes
>>>
>>> Can I bypass it ?
>>
>> Yes please try with different combination and this result is obtained
>> on scan check.
>
> I've tried any possible combination of primary and secondary channels, but
> none have helped me.
> 50% on 50% I get error about overlapping BSSes or "Could not set channel for
> kernel driver".
>
> I contacted with technical person in Atheros and they said:
>
> "HT40 mode in the 2.4Ghz band is automatically controlled and cannot be
> forced per the 11n specification. If no interference or legacy networks are
> seen by the driver then HT40 will be enabled. The AR9285 support HT40 mode in
> this manner only"
>
> and
>
> "HostAPD is confirming that legacy WLAN is being detected and preventing HT40
> operation. In HT20 AP mode you should see throughput of around 30-40 mbps in
> an open or WPA config. 11n rates are not supported using WEP per 11n spec so
> if WEP is used you'll shift to 11g rates."
>
> So, it seems that I have no way to use higher rates in my environment (except
> going to 5GHz).
>
AR9285 does not supports 5GHZ either :( . we need to find some
workaround or some thing ..
>
>>
>>>
>>> --
>>> virtan / vir...@virtan.com / http://www.virtan.com
>>>
>
> --
> virtan / vir...@virtan.com / http://www.virtan.com
>
>
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