Re: [Xen-users] Virtual Air Gap

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Wed, 2014-12-24 at 20:09 +0700, Fajar A. Nugraha wrote:
> On Mon, Dec 22, 2014 at 7:06 AM, CHATLINE UCR <ucrchatline@xxxxxxxxx> wrote:
> > Is a virtual air gap possible where dom0 is not connected to the
> > internet but domU is? For instance if I set dev eth0 down, is there
> > a configuration where domU can still connect to the internet? If so,
> > what additional steps should I take when setting up xenbridge, or is
> > a bridge needed at all? If not, can I pass through the NIC to some
> > domU and make a xenbridge between the other domUs, keeping dom0
> > offline?
> 
> It's possible to passthru a nic to domU
> It's also possible to have a bridge with no ip on dom0 side.

Thirdly: you can passthru a nic to a separate domU "driver domain" and
have it provide the backend services to the guests instead of dom0.

Ian.



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