New WiFi Protected Setup (WPS) patch

Andriy Tkachuk andriy.tkachuk
Tue Sep 23 07:39:10 PDT 2008


On 2008-09-22 18:03, Andriy Tkachuk wrote:
> On 2008-09-22 17:58, Chuck Tuffli wrote:
>   
>> The issue is varying usage of the (optional) Selected Registrar element
>> in probe responses.
>>     
>
> I thought it is mandatory... Could you point out in spec where it is 
> written?
>   
>> Unfortunately, there are AP that either don't use this element at all or
>> need to be provoked to set it.
>>     
>
> But then how PBC Overlap detection on STA works?
>   

 From WFA's wps_testplan_v18_20080806a.pdf (test 4.1.5) is looks like 
SelectedRegistrar flag is mandatory for PBC AP:

> 5. Push the WPS button (which may be a physical button or a soft 
> button on the AP UI ) on the APUT
> 6. Using the wireless sniffer device monitor the APUT Beacon. The 
> SelectedRegistrar flag in the WPS IE of the Beacon frame must be 
> present and have value TRUE. The Device Password ID attribute needs to 
> be set to PushButton (0x0004).

-- 
Andriy



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