Re: at76c503-rfmd beacon drop, have error log

"vinay bs" <[email protected]> Sat, 01 Nov 2003 07:42:45 +0000
Newsgroups gmane.linux.drivers.atmel-wlan
Message-ID <[email protected]>
>From: Joerg Albert Your device hasn't received a beacon from the ap for 
>BEACON_TIMEOUT many
>seconds. The current behaviour for the driver is to restart and
>scan/assoc/authenticate/join, assuming it has left the range of the old
>ap. Try to increase the BEACON_TIMEOUT in at76c503.c, line 170.
>Or comment out lines 1294-1299 to skip the restart at all. Leave the
>info() there to see that you've missed the beacons. I wonder if loosing
>beacons is caused on the access point side (too many collisions in the
>air) or on the STA side (overload in the firmware, low memory, ...).
>
>/Jörg
>

I tried increasing the BEACON_TIMEOUT, now when I am copying files across, 
after 2mins, It stops transferring data, sometimes it struggles to transmit. 
I was trying to copy files, of total size 40MB, out of 4 tries, I was 
successful only once. I had set the BEACON_TIMEOUT to 110 seconds, saw the 
lost beacon message once.

Now I connected the adapter to my windows machine, and the adapter is at the 
same spot as it was before, and same distance from the router. I can copy 
files to my linux machine without any problems now. When I checked Belkin 
Wireless Lan monitor for stats, it shows quite a few unsuccesful management 
packet, like 1 in every 200.

Dont know what those unsuccesful packets were, but the windows driver seems 
to handle them seamlessly.

Any other debug messages I can enable for logging ?

Thanks,
Vinay

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