[one-users] Doubts about Open Nebula
szekelyi at niif.hu
Wed Oct 20 17:02:17 PDT 2010
On 2010. October 20. 23:07:14 Rich Wellner wrote:
> I think you are going to be running into problems with TCP/IP, rather
> than opennebula. When you move from one network to another you cannot
> reuse the same IP. Now that said, you are thinking along the right
> lines with a VPN. People generally solve this problem with VLANs or,
> more recently, Private VLANs.
Well, we're facing the same question. Our planned but not yet evaluated
solution is to use Ethernet over IP tunneling with some software like VDE.
This way you can connect sites with different IP subnets as they were one LAN.
From there on ARP should do the trick.
When you live migrate, you need to send gratious ARPs from the new host to
notify the central VDE switch of the new physical location of your virtual
> On 10/20/10 1:01 PM, Fred wrote:
> > Hi *,
> > I'm really new at Open Nebula. And I will use it to a University
> > Project. I'm having some doubts about Open Nebula, and I hope I can
> > find some help here. :-)
> > I'm trying to create a cloud infrastructure that will consist of a
> > network A and B.
> > My question is:
> > Suppose I need to migrate a machine from "location A" to "location B",
> > where those locations have different networks.
> > Is there a way for OpenNebula to keep the same IP address for this
> > machine?
> > If not, what would be necessary to achieve this? I mean, using a VPN
> > system or some other alternative.
> > Frederico de Oliveira
> > _______________________________________________
> > Users mailing list
> > Users at lists.opennebula.org
> > http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
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