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List:       user-mode-linux-user
Subject:    [uml-user] Re: Udev and tap devices
From:       Mike Snitzer <msnitzer () lnxi ! com>
Date:       2004-03-30 23:26:39
Message-ID: 20040330162639.B8381 () lnxi ! com
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On Tue, Mar 30 2004 at 10:22,
Mike Snitzer <msnitzer@lnxi.com> wrote:

> On Mon, Mar 29 2004 at 10:42,
> Nuno Silva <nuno.silva@vgertech.com> wrote:
> 
> > Damien Solley wrote:
> > | Hi
> > | Now that udev has reached Debian sarge, I've installed it, with no major
> > | hassles. However, my tun/tap network devices no longer come up:
> > |    tap0: ERROR while getting interface flags: No such device
> > | and /dev/net/tun does not exist.
> > | Is anybody successfully using a 2.6 kernel and tap devices? Any
> > | pointers? Google and the udev docs have given me surprising little
> > | hope with this issue.
> > 
> > I think this is a (corrent) limitation of udev. It doesn't handle
> > tun/tap devices.
> 
> It isn't udev's fault; it is a hotplug problem with the tun driver.  I've
> attached a patch that fixes this.  This patch (or something like it)
> should be in the 2.6.5 release.

FYI, adding the following to /etc/udev/udev.rules makes /dev/net/tun via
udev:

KERNEL="tun",        NAME="net/tun"

Mike


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