From: Eric Johanson (ericj_at_cubesearch.com)
Date: 2002-06-17 19:09:24 UTC
I've seen similar things on my p2p links.
I see a few things:
The only part of your graph I question is the stuff from 4-8 am. It seems strange that it would drop like a stone, and then creep back up again. My only theory is wind.
Hope this helps,
On Mon, 17 Jun 2002 jar_at_pcuf.fi wrote:
> I has tested P-t-P link (Compaq WL200 cards with outdoor antennas) which
> uses the IEEE 802.11 compliant IBSS mode and the hostap driver. The
> distance between stations is ~300 m. Between stations there are trees
> and couple of buildings. So no visual communication between them.
> I am wondering why my link quality is varying so much during the day
> (see the link-day.png attachment).
> Is the reason; sun, humidity or some other reason, other disturbing
> radio or ..? Any ideas ?
> The link quality may decrease from 36 to zero. When it is zero the data
> may still going (5.5Mb/s), but the link is breaking and there is a lot
> of RetryErr errors. Under this condition the diver resets
> the card. Dmesg shows COR resets.
> - Jar -