[ovs-dev] [PATCH 2/2] Add FAQ entries around the VXLAN support in Open vSwitch.

Chris Wright chrisw at sous-sol.org
Fri Apr 26 18:04:46 UTC 2013


* Justin Pettit (jpettit at nicira.com) wrote:
> On Apr 26, 2013, at 10:40 AM, Kyle Mestery <kmestery at cisco.com> wrote:
> 
> > +Q: How much of the VXLAN protocol does Open vSwitch currently support?
> > +
> > +A: Open vSwitch currently supports the framing format for packets on the
> > +   wire. There is currently no support for the multicast aspects of VXLAN
> > +   when dealing with broadcast packets. To get around the lack of multicast
> > +   support, it is possible to pre-provision MAC to IP address mappings either
> > +   manually or from a controller.
> 
> Multicast is used for more than just inner broadcast, right?  For example, isn't also used for unknown dest mac?  If you agree, I think you can drop the "when dealing with broadcast packets" part.

It's BUM (broadcast, unknown, and multicast)



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