[Fwd: re: ath0 lost connection]
Marcos Biscaysaqu
marcos at thepacific.net
Mon Dec 1 19:23:00 PST 2003
Also I have
in dmsg:
ath_calibrate: channel 2437/e0
ath_start: encapsulation failure
ath_start: encapsulation failure
ath_start: encapsulation failure
ath_start: encapsulation failure
ath_start: encapsulation failure
ath_start: encapsulation failure
ath_calibrate: channel 2437/e0
ath_rate_ctl: 1M -> 2M (14 ok, 0 err, 0 retr)
Eric Anderson wrote:
> Marcos Biscaysaqu wrote:
>
>> Hi Eric.
>> I have no loss connection on 11b only on 11g, so for the moment
>> im keep working with a Athreos Wireless card on hostap in 11b
>> connecting 34 clients, and really is working VERY well until I have
>> lot of Ierrs and Oerrs and the ping to the client go from 2 ms to
>> 1000 ms and all work very slow until the errors go down and is fast
>> again.
>> I tried different AP and different wireless card and the Atheros
>> wireless card even in 11b is faster than any comecial 11b AP, fixing
>> the errors problem will be a very fast and strong AP.
>> I wish to know fix it, but Im don't know how, Im only can help
>> testing. :(
>
>
> Hmm - I wonder if you are losing packets when the device thinks the
> signal is weak, and it attempts to lower the connection speed to
> increase reliability. Maybe try forcing it down to a low speed (like
> 1mb/s or something?) and seeing if it continues to happen..
>
> Maybe also try setting:
> sysctl hw.ath.debug=1
> and watch your dmesg/messages for hints..
>
> Eric
>
>> Eric Anderson wrote:
>>
>>> Marcos Biscaysaqu wrote:
>>>
>>>> On a simpler yet related config, I have a linksys ag520 pci card
>>>> running with a linksys a/b/g AP. IT occasionally just loses
>>>> connectivity, but simply re-execing the ifconfig line brings it
>>>> back. Haven't found a rhyme or reason yet.
>>>>
>>>> I'd send this to the FBSD list, but I just moved server IP blocks
>>>> and the reverse DNS stuff hasn't propagated yet.
>>>
>>>
>>>
>>>
>>> I'm having the same problem - Sam knows about it (I've been annoying
>>> him for about a week and a half with info - sorry Sam!).. I think
>>> he may be working on it, but he may want more details from you.
>>> One question - does it drop when in A, B, and G modes? Or just one
>>> mode? It seemed to me that my connection was better when using 11b
>>> mode (to a B/G ap). Just curious.
>>>
>>> Also - is "shared" mode authentication ever going to work in
>>> FreeBSD? Does anyone know what the problem with it is?
>>>
>>> Eric
>>
>>
>
--
Marcos Biscaysaqu
Systems Administrator
ThePacific.Net Ltd.
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