On Tue, Jun 06, 2017 at 08:50:45PM +0200, Chris wrote:
> Chris wrote:
> > I'm trying to setup a network with some virtual machines, that can connect
> > to each other and to the internet, but neither to the host nor to other
> > VMs.
>
> Thank you for your replies. Unfortunately, I didn't mention, that I'd like
> to be able to test malicious software, so my network filtering shouldn't
> depend on the guests' IP addresses. I think I have to setup a new virtual
> "virus" interface and configure iptables on the host for this interface.
> Is this possible?

You can use the network filters to setup antispoofing protection for both
IP addresses and MAC addresses. In fact this is what the "clean-traffic"
example filter libvirt provides will do for you.

Regards,
Daniel
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