[ovs-dev] OVN to-do list

[Ben Pfaff]

On Fri, Feb 20, 2015 at 04:03:21PM -0800, Jesse Gross wrote:
> On Fri, Feb 20, 2015 at 3:46 PM, Ben Pfaff <blp at nicira.com> wrote:
> > *** Tunnel encapsulation to publish.
> >
> >     We can probably default to GRE.  VXLAN is more modern but it only
> >     has a 24-bit key.  STT has a 64-bit key but it's not ubiquitously
> >     available.
> 
> What does ubiquitously available mean in this context? Of the tunnels
> we have available (GRE, VXLAN, STT, Geneve), GRE seems a bit of an odd
> choice since I think for most sets of constraints you could choose one
> that is a better fit. (Even Microsoft is moving away from it for
> network virtualization.)

I only mean that people have to compile a new kernel module to use
STT.

What tunnel type do you recommend?