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Re: [Xen-users] .1q trunks

On Wed, Oct 05, 2011 at 09:28:34PM +1100, James Harper wrote:
> > Hiya,
> > 
> > I've got a requirement and I can't work out the right configuration.
> I'm
> > running Xen 4.0 on Debian Squeeze.
> > 
> > The Dom0 has two physical interfaces, one as an 'access' port (I'll be
> using
> > Cisco
> > terminology) and the other is a .1q trunk for up to 150 VLANs (don't
> ask, long
> > story). Some of the VLANs on this trunk are for managing the DomUs and
> as
> > such I've created interfaces and bridges for each. The rest I want to
> pass on,
> > as a trunk, to a DomU.
> > 
> > The DomU will have a management interface which connects to one of the
> > above management bridges and it should also have an interface
> connected
> > to the trunk. I want to be able to listen to all the broadcast traffic
> on that
> > trunk.
> openvswitch is probably what you want. I just installed this on wheezy.
> I have a script that can pretend to be brctl (at least enough for the
> xen vif scripts) when you have openvswitch. Openvswitch comes with some
> sort of brctl compatibility layer but it doesn't seem quite right for
> vlans.

Simon, James,

Thanks, much appreciated. I'll take a look at Open vSwitch, which is an
interesting piece of software in its own right.


Mike Richardson
Networks (network@xxxxxxxxxxxxxxxx)
IT Services, University of Manchester
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