Bridging problem in ath10k (STA)

[Janusz Dziedzic]

On 10 July 2014 08:48, Vu Hai NGUYEN <vh.nguyen at actiasodielec.fr> wrote:
> I ran into a problem about bridging while doing test with iperf, my system is like this:
> PC1 - Device 1 (AP) <= Wifi => Device 2 (STA) - PC2
> My AP is set up in 802.11ac VHT 80. My STA is non-bridged and it associated with my AP directly
> on interface wlan0.
> If I run iperf in the direction from AP to STA (option -c on PC1 and -s on PC2), every things work fine.
> But in the opposite direction (-s on PC1 and -c on PC2), the interface wlan0.sta1 is created on my AP
Just guessing, Is wlan0.sta1 added to bridge? If not what if you will
add it manually after created?

> during iperf is running and I lost the connection between 2 device, though "iw wlan.sta1 station dump"
> still report the information about connection (rate, txpower, rx bytes (change very very slowly), ...)
> I try to ping but not success and iperf stop running. This problem happened only when I run iperf, not
> if I ping between PC1 and PC2 and inverse.
> If I delete the "wds_sta=1" in the config file of hostapd this problem is no more occurred. But I wonder
> if only this parameter creates effects on this problem cause I have many STA that could associate
> to my AP, some of them are bridged, other are non-bridged and I want to keep "wds_sta=1" in my config
> file so that bridged STA can connect.
> Any one have any ideas about this?
> Thank you in advance.
>
> NGUYEN Vu Hai
> Acita-Sodielec
> Route de Mayres - B.P. 9
> 12100 St GEORGES DE LUZENCON
> FRANCE
>
> ________________________________________
> De : Michal Kazior [michal.kazior at tieto.com]
> Date d'envoi : lundi 9 juin 2014 13:00
> À : Yeoh Chun-Yeow
> Cc : Vu Hai NGUYEN; ath10k at lists.infradead.org
> Objet : Re: RE : RE : Bridging problem in ath10k (STA)
>
> On 9 June 2014 12:49, Yeoh Chun-Yeow <yeohchunyeow at gmail.com> wrote:
>> Hmm, redo the testing. The FW is not crashed on STA site, but could
>> not ping the AP or IP behind the AP once bridging. Only happen if the
>> AP is operating at 80MHz.
>>
>> Any idea on what to look for?
>
> Does this reproduce if you have non-bridged STA connected to an AP
> while the STA interface is in promiscuous mode (so that monitor vdev
> is running)? If it doesn't reproduce I'd look for AP configuration
> issue. Does your AP have wds_sta=1? Does it create wlanX.staY
> interfaces when stations connect? (I'm assuming your AP is running
> hostapd).
>
>
> Michał
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