On Sun, Sep 7, 2014 at 12:09 PM, Nathan Whitehorn
<nwhiteh...@freebsd.org> wrote:
> I've been having some issues with connection stability in urtwn for several
> months. The usual symptom is that after some period of time the connection
> will apparently stall. If I'm running ping continuously, for instance, it
> will at some point stop receiving replies. Then, sometime later, immediately
> if I use the "reassociate" command in wpa_cli, the connection will fix
> itself and all the packets I didn't get earlier get delivered at once:
> hundreds of ping replies, for instance, some with time stamps minutes in the
> past. No data is actually lost, though.
>
> I think the issue is that the driver does not actually support powersave
> mode (maybe it should?) but reports to the AP that it does:
>
>> ifconfig wlan0 list sta (this is on the AP)
> ADDR               AID CHAN RATE RSSI IDLE  TXSEQ  RXSEQ CAPS FLAG
> 80:1f:02:cc:47:a9    1   11  11M  8.5    0   5526  55712 EPS AE      RSN
>
> I don't know enough about wireless to fix this, but the AP waiting for a
> powersave poll and never getting one seems consistent with the problem.

I think what you are relating here is what I observed recently too.
Sorry, I'm new to FreeBSD. Just installed it recently, and I noticed
that after I left it idle (I went to do something for some hours) for
some time it lost the connection. Only rebooting makes it connect
again to my network.

--
Thiago Farina
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