Re: route to host on same network
From: Andre Oppermann (andre_at_freebsd.org)
Date: 09/14/04
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Date: Tue, 14 Sep 2004 11:45:34 +0200 To: Max Laier <max@love2party.net>
Max Laier wrote:
>
> On Tuesday 14 September 2004 03:05, George V. Neville-Neil wrote:
> > At Mon, 13 Sep 2004 19:19:31 +0200,
> >
> > John Hay wrote:
> > > Hi,
> > >
> > > I'm busy trying to port mobilemesh
> > > (www.mitre.org/tech_transfer/mobilemesh) to FreeBSD and run into a
> > > problem.
> > >
> > > The way mobilemesh works is that you use a subnet for the wireless
> > > network and then it use host routes to route packets to hosts that are
> > > not directly visible. Say for instance that you have hosts 1, 2 and 3
> > > on the 10.0.0.0/24 subnet and machines 1 and 3 can't directly see each
> > > other, but both can see host 2, then the mobilemesh routing protocol
> > > will try to add a host route to the other machine through host 2. On
> > > host 1 it will do something like "route add 10.0.0.3 10.0.0.2" and
> > > on host 3 it will do "route add 10.0.0.1 10.0.0.2". This seems to work
> > > on Linux (where mobilemesh was developed), but I have been unable to
> > > get it to work on FreeBSD. I have also tried various ways with and
> > > without -interface and -iface, but none works. Is it supposed to be
> > > possible in FreeBSD and if so does someone know how?
> >
> > What "doesn't work" as in what error, if any, do you get? Or does it
> > just silently fail? Also, what does your routing table look like
> > before and after the commands (netstat -rn).
>
> I assume you get: 17 EEXIST "File exists" ...
>
> ... if that's the case, can you try the attached patch (originally done for
> the CARP import) and tell me if it works for this? I have yet to check all
> the side-effects of this, but it might help.
>
> [ http://people.freebsd.org/~mlaier/in.c.patch ]
We should have a deeper look into this one. I've been hit by this bug
or 'behaviour' once and it was really nasty... (production network)
-- Andre _______________________________________________ freebsd-net@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org"
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