On Wed, 26 Oct 2005, Perry E. Metzger wrote:
> So far, no panics, and the thing seems to be surviving even without my
> doing a continuous ping of a local machine, but I'm still getting these:
> 
> Oct 25 22:06:31 hackworth /netbsd: ath0: link state changed to DOWN
> Oct 25 22:06:31 hackworth /netbsd: ath0: link state changed to UP
> Oct 26 01:06:35 hackworth /netbsd: ath0: link state changed to DOWN
> Oct 26 01:07:53 hackworth /netbsd: ath0: link state changed to UP

> Note that for the most part the lossage is <1 second, but sometimes it
> lasts for a couple of minutes (once 78 seconds, once 138 seconds). So
> far as I know, the interface was not losing it at all before a couple
> of months ago, but still, this is better than it was as it is at least
> recovering on its own a bit.

I have had identical trouble with a wi(4) interface for a few months
(but not before that).  Things got much better when I forced the media
type, using "ifconfig wi0 media DS11" (instead of the default "media
autoselect").

--apb (Alan Barrett)