Re: vlan + bridge + xen

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Sun, Jan 24, 2010 at 09:23:25PM -0700, Brook Milligan wrote:
> I am trying to set up xen networking with a vlan.  I have found the
> thread in port-xen from May 2007, for example:
> 
>        http://mail-index.netbsd.org/port-xen/2007/05/26/0003.html
> 
> However, that thread does not seem to end with a clear configuration
> and I am not able to get everything to work correctly despite being
> able to do so between hosts on a real ethernet.  I must be missing
> something obvious to everyone in the earlier thread.
> 
> Below is one iteration of my setup that I thought would mimic the real
> ethernet vlan that I can get to work just fine.  However, no luck.

this won't work as packets from tap0 going to vlan0 won't go to the
bridge and vice-versa.
What works is bridging on the vlan0 interface instead of tap0,
and having one xennet per vlan in domU, instead of one xennet with
vlans.

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--