[ovs-dev] Allowed Address Pairs - OVN
Ben Pfaff
blp at nicira.com
Wed Jul 1 17:09:11 UTC 2015
On Wed, Jul 01, 2015 at 08:30:20AM -0400, Russell Bryant wrote:
> On 07/01/2015 04:11 AM, Gal Sagie wrote:
> > Hello Everyone,
> >
> > As you might know, allowed address pairs in neutron is an extension to
> > allow port
> > to have more then a pair of MAC-IP addresses assigned to it.
> > This is useful for cases of where few VM's need to share virtual MAC/IP,
> > like
> > for VRRP, Load balancing, NFV use cases and so on...
> > (Aaron who implemented it as far as i know can maybe elaborate)
> >
> > Its not urgent but i believe that we can support this in Neutron OVN (at
> > least for L2)
> > By adding all the MAC addresses configured to a certain logical port.
>
> You cant set the same MAC address on more than one logical port. The
> behavior is undefined. Packets will go to 1 of them, but it's undefined
> which one.
There's no reason we couldn't support having a given MAC address on
multiple logical ports, if it is useful. Is it?
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