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Re: Cannot use ap and sta mode on same interface with ath9k and kernel 3.8.13 :-(

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On 17/01/15 00:43, Beat Meier wrote:
> On 01/16/2015 08:16 PM, Pat Erley wrote:
>> On 01/16/2015 04:29 PM, Beat Meier wrote:
>>> Hi
>>>
>>> I'm using an WLM200NX card in master mode ath1 and want to do scanning
>>> on the same interface.
>>> I'm using ath9k on 3.8.13 kernel (voyage-linux)
>>>
>>> So I setup an additional  interface in sta mode with
>>>    iw phy phy1 interface add ath2 type managed
>>> This works but the interface is not coming up.
>>> I tried several things like
>>> auto ath2
>>> iface ath2 inet static
>>>          address 10.58.1.1
>>>          netmask 255.255.255.0
>>>          wireless-mode Managed
>>>          wpa-conf /etc/wpa_supplicant.conf.WPA-PSK
>>>
>>> But wpa_spplicant comes with error:
>>>    wpa_supplicant: /sbin/wpa_supplicant daemon failed to start
>>>    run-parts: /etc/network/if-pre-up.d/wpasupplicant exited with return
>>> code 1
>>>    RTNETLINK answers: Name not unique on network
>>>    Failed to bring up ath2.
>>>
>>> I can setup monitor mode but I want to scan to see what other equipment
>>> is on which channel ...
>>>
>>> What's the problem? With ath9k I cannot use ap and sta mode together???
>>>
>>
>> You need to assign a different mac address to the new interface.
>>
>> [Resend, accidentally dropped mailing list]
>>
> 
> This solved the problem.
> Would be nice to add a comment in
>   http://wireless.kernel.org/en/users/Documentation/iw/vif#station

By the way, you can scan also with a master interface. You just need to
pass the ap-force flag to the scan command.

Cheers,


-- 
Antonio Quartulli

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