Re: [gentoo-user] wireless dropping connections

[Alan McKinnon <alan.mckinnon@gmail.com>]

On Tue, 30 Oct 2012 19:47:34 +0800
Bill Kenworthy <billk@iinet.net.au> wrote:

> outside interference? (usual is a microwave oven) - is there a device
> closer to the AP that stays in better lock because the signal is
> strong enough to override the interference?

There is a long range Siemens cordless phone that hides behind the
extra monitor :-)

It's hidden because

a. the power cable is short
b. I hate phones and usually pretend to myself they don't exist




> 
> BillK
> 
> On Tue, 2012-10-30 at 13:29 +0200, Alan McKinnon wrote:
> > I'm using wicd-1.7.2.4-r1 and a NetGear DGN2200M v2 wireless AP
> > (802.11n)
> 
> > Several times a day, this thing just drops wireless. I doubt it's my
> > laptop as other devices in the house also get affected. When this
> > happens I usually manually reconnect using wicd, it can do this
> > automatically but there's a long timeout first before it realizes
> > the connection was dropped.
> > 
> > The router logs have very little in them, all I see is my laptop
> > asking for and getting a new IP. Laptop logs show this:
> > 
> > Oct 30 13:10:45 khamul dhcpcd[24141]: wlan0: carrier lost
> > Oct 30 13:10:45 khamul kernel: [229075.169304] cfg80211: Calling
> > CRDA to update world regulatory domain Oct 30 13:10:45 khamul
> > kernel: [229075.214909] cfg80211: World regulatory domain updated:
> > Oct 30 13:10:45 khamul kernel: [229075.214911] cfg80211:
> > (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
> > Oct 30 13:10:45 khamul kernel: [229075.214913] cfg80211:   (2402000
> > KHz
> > - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
> > 
> > followed by the usual verbose junk of reconnection logs.
> > 
> > I wouldn't even know where to start debugging this. The only unusual
> > part of the setup is I don't use the router's dhcp server, that is
> > done with dhcp-4.2.4_p2 on a separate wired Gentoo server.
> > 
> > Anyone have a logical series of debug steps I can apply?
> > 
> 
> 
> 



-- 
Alan McKinnon
alan.mckinnon@gmail.com