I have recently seen this behavior with the Gnome desktop network applet, when provisioning Ubuntu Intrepid on some old laptops donated to a school near me. What fixed my problem was making pm-utils unload/reload the madwifi atheros driver on suspend and hibernate. I think the prompt for a password was a red herring, and the sign of not distinguishing different kinds of errors when reconnecting after resume.
On Thu, Dec 25, 2008 at 9:43 AM, <da...@lang.hm> wrote: > On Thu, 25 Dec 2008, Hal Murray wrote: > > >> Wireless is *so* hard to debug, the programmers can never get to the > >> location where it actually fails repeatably -- and when it's failing, > >> the laptop is by definition off the net, so they can't login to it > >> remotely to debug it. > > > > Has anybody figured out how to run tcpdump on another system? Do the > radio > > chip sets support promiscuous mode? > > > > > >> Access points with encryption have *never* worked reliably on the XO > > > > Mine works well enough that I don't pay much attention to it. I'm using > a > > Linksys/Cisco WRT54GL with stock firmware and encryption. 2 or 3 of my > > neighbors' APs are usually visible. > > > > If bugs happen often enough, then you can debug them. If they don't > happen > > often enough to debug, then they probably won't disrupt work very much. > > > > I just ran a few tests. I'm just rebooting and looking to see if packets > > start working again. I'm using ping to measure "works". > > > > > > Is there anything I/we can do to get more info? Can I turn on logging so > > there is something to look at in case I can get it to fail again? > > what I see is that when it starts up (power up, wake from sleep, etc) it > sometimes pops up the window asking for the encryption key. it doesn't > always do so, and it doesn't seem to make a difference if the XO never > leaves my house or if I've connected to many other access points in the > meantime. > > I haven't been able to figure out any pattern to it. > > David Lang > _______________________________________________ > Devel mailing list > Devel@lists.laptop.org > http://lists.laptop.org/listinfo/devel > -- "Don't think for a minute that power concedes. We have to work like our future depends on it." -- Barack Obama
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