wpa supplicant roaming issues

[Fabio Coatti]

2012/3/31 Jouni Malinen <j at w1.fi>:

>> The interesting part here is that on the wificontroller there's no
>> signs of overlcrowding (status 17 IIRC means that the AP refuses new
>> clients) and all windws/mac clients on the same desk are working just
>> fine.
>
> This sounds like some proprietary load balancing mechanism on the
> network side.. It can make life miserable for stations if implemented
> incorrectly.

Indeed; the issue is, unfortunately, made a lot more apparent by the
fact that windows/mac machines handles it smoothly.

>
>> If someone can give me some hints, at least on how to get more
>> relevant debug data, it will make me happy :)
>
> It could be easier to run wpa_supplicant on its own for a test run and
> log more details (-ddt on command line) instead of using NetworkManager.
> It would also be good to make sure that the nl80211 driver interface
> gets used instead of WEXT.

Ok, will try to collect data in this way.

>
>> I've spotted several reports regarding problems with roaming but no
>> solutions so far.
>>
>> data:
>>
>> wpa_supplicant 0.7.3
>
> I would recommend testing the latest development branch snapshot (or
> 1.0-rc snapshots for that matter). There has been number of improvements
> for roaming with nl80211 driver interface after 0.7.3.


Ok, will do that and report back as soon as possible.

Many thanks for the answer!



-- 
Fabio