Re: [gentoo-user] wireless dropping connections

[Bill Kenworthy <billk@iinet.net.au>]

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?

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?
>