[ovs-discuss] tunnel between open vswitch on xenservers

Jesse Gross jesse at nicira.com
Sun Oct 2 20:19:02 UTC 2011


On Oct 2, 2011 1:07 PM, "terryxing" <xingtianyi at gmail.com> wrote:
>
> Thanks for your timely reply.
>
> Right, we are using two public ip for two remote hosts talking to each
other. I am wondering if it is possible to let two host in private network
talk to each other through their corresponding gateway having public ip ?

If there is IP connectivity then you should be able to establish a tunnel.

> In that way, we need to configure the potables on the GW and do NAT. Do
you know what port the gre tunnel is using to talking to remote hosts ? And
it is using UDP  right ?

GRE is not a UDP based protocol. It runs directly over IP.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://openvswitch.org/pipermail/ovs-discuss/attachments/20111002/0fd4e679/attachment.html>


More information about the discuss mailing list