kern/131781: [ndis] ndis keeps dropping the link

[Adam K Kirchhoff]

On Wed, 18 Feb 2009 19:48:10 -0500
Adam K Kirchhoff <adamk at voicenet.com> wrote:

> On Thu, 19 Feb 2009 01:10:08 +0100
> "Paul B. Mahol" <onemda at gmail.com> wrote:
> 
> > On 2/18/09, Adam K Kirchhoff <adamk at voicenet.com> wrote:
> > > --- if_ndis.c	2009-01-31 00:22:11.000000000 -0500
> > > +++ if_ndis.c.orig	2009-02-18 14:03:30.000000000 -0500
> > > @@ -2459,6 +2459,11 @@
> > >  	bzero((char *)&config, len);
> > >  	config.nc_length = len;
> > >  	config.nc_fhconfig.ncf_length = sizeof(ndis_80211_config_fh);
> > > +
> > > +	 device_printf(sc->ndis_dev, "couldn't change "
> > > +           "Testing config.nc_dsconfig: %u \n",
> > > +           config.nc_dsconfig);
> > > +	
> > >  	rval = ndis_get_info(sc, OID_802_11_CONFIGURATION, &config, &len);
> > 
> > printf should be bellow ndis_get_info() and above ndis_set_info().
> 
> Alright, I've moved the printf down a few lines and recompiled.  
> 
> > Does same problem happens when not using WPA eg. wpa_supplicant?
> 
> It's actually been running just fine since I got home.  I'm still using
> wpa_supplicant, but with WEP instead of WPA.  This has been about four
> hours.  Not much network traffic, but certainly more than what causes
> the problem at work.
> 
> I'm going to let it continue to run through the night.  I have a cron
> job setup to transfer several 800 meg files to this laptop via scp, so
> it'll be interesting to see if that works over this driver.
> 
> Tomorrow morning, when I get into work, I'll grab the debug output
> again, this time with the printf (hopefully) in the correct place.

Looks like config.nc_dsconfig is 2462000

The wireless connection stayed up all night, even while transferring
over 2 gigs of data via scp.  The problem appears to be specific to
this AP using WPA.  I can try WPA on my home network in about 10 hours
to see if the same happens there.

Adam


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