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xen-users
Re: [Xen-users] XCP Xen Cloud Control System ver 0.3 released!
On Tue, May 25, 2010 at 10:04:26AM -0400, Vern Burke wrote:
> I only do static IP assignments on the VMs. I have no idea how you'd
> stop a VM from running a DHCP server from outside the VM (not that I
> can imagine why anyone would want to do that anyways). The best
> answer I've found for a lot of shennanigans is a zero tolerance
> policy in the terms of service (do it and you're gone, period).
>From http://en.wikipedia.org/wiki/DHCP: "DHCP uses the same two ports assigned
by IANA for BOOTP: 67/udp for sending data to the server, and 68/udp for data
to the client."
You could simply filter packets on port 67/udp towards the VM, so it doesn't
see the requests, and on port 68/udp from the VM, so it's not able to reply.
regards,
iustin
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