On Thu, 09 Nov 2006 20:32:40 -0500, Greg Troxel <gdt@ir.bbn.com> wrote:

> The only time I've seen that is after doing 'ifconfig ath0 chan 1' or
> some other number, and 'ifconfig ath0 -chan' puts it back to scan
> mode.
> 
> Did you run kismet?
> 
Generally, I've run that *after* I had the problem, in an effort to figure
what was going on -- did I actually see the APs I thought were present.  I
don't *think* I ran it beforehand.

		--Steven M. Bellovin, http://www.cs.columbia.edu/~smb