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Date: Fri, 7 Dec 2007 16:36:52 -0500
From: "Luis R. Rodriguez" <mcgrof@gmail.com>
To: "Will Dyson" <will.dyson@gmail.com>
Subject: Re: What's wrong if wlan0 device is not reacting?
Cc: lynx.abraxas@freenet.de, linux-wireless@vger.kernel.org,
	"Dan Williams" <dcbw@redhat.com>,
	"Michael Wu" <flamingice@sourmilk.net>,
	"Andrea Merello" <andreamrl@tiscali.it>
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On Dec 7, 2007 2:21 PM, Will Dyson <will.dyson@gmail.com> wrote:
> On Dec 6, 2007 8:14 PM, Luis R. Rodriguez <mcgrof@gmail.com> wrote:
>
> > Using compat-wireless-2.6 I get my wmaster0 as 'eth3' actually and I
> > think that's making network manager angry (my wlan0 is actually
> > wlan0_rename too).
>
> You've got an old set of udev network device rename rules. The master
> interface has the same MAC address as the real interface, and it is
> created first. So the old udev rule (which only keys on the MAC
> address) renames it to eth3. Then the real interface is created, udev
> sees that it has already renamed an interface with that MAC and gives
> it the wlan0_rename name.
>
> If you delete the generated rename rules, it should create the correct
> ones on the next boot. Alternately, you could add a ATTRS{type}="1"
> selector to your current rule. Debian puts these autogenerated udev
> rules in /etc/udev/rules.d/z25_persistent-net.rules. Other
> distributions may vary slightly.

Thanks I've added this here:

http://linuxwireless.org/en/users/Download#Knownissues

Also, clarified the master interface here:

http://linuxwireless.org/en/developers/Documentation/mac80211#Themasterdevicewmaster0

Please feel free to expand.

  Luis