Don,

VXLAN didn't go through WG route.

Agree that, existing one is broken. The whole effort (with 3 encaps out
there) is to fix what is broken, with a degree of variance.
Summary of issues describes why it is not just about fixing with few bits
:-(

-sam

On Wed, Oct 5, 2016 at 11:04 AM, Fedyk, Don <[email protected]> wrote:

> Hi Sam
>
>
>
> By publishing VXLAN informational RFC with 32 bits of reserved + Reserved
> Flag bits the IETF invited this situation.  It is inevitable we now need to
> define the meaning of some of those bits (or even expand the header with
> TLVs, sigh).  The WG agreeing on the interpretation of some bits in VXLAN
> can add clarity at this point IMHO.  Also they are just
> informational/experimental RFCs.
>
>
>
> (Agreeing with Anoop)
>
> Cheers,
>
> Don
>
>
>
> *From:* nvo3 [mailto:[email protected]] *On Behalf Of *Sam Aldrin
> *Sent:* Wednesday, October 05, 2016 1:29 PM
> *To:* Anoop Ghanwani <[email protected]>
> *Cc:* Bocci, Matthew (Nokia - GB) <[email protected]>; NVO3 <
> [email protected]>
> *Subject:* Re: [nvo3] Discussion on encapsulation formats and next steps
>
>
>
> Anoop,
>
>
>
> As I said in one my earlier emails, if new encap proposals are not
> converging on resolving issues, why don't we just live with existing encaps
> like VXLAN etc? Why would making these RFC'es is important by standards
> body, when it is about business rather than technical ones?
>
>
>
> Backward compatibility, extensibility, security, etc., issues are very
> important and the degree vary depending on whom you ask, for ex: operator
> to vendor, software to hardware. That is whole new discussion and beyond
> this thread, but those are the reasons for not reaching rough consensus.
> (Ref: mailing list and summary)
>
>
>
> I personally do not think WG should just *stamp RFC for drafts because of
> business reasons.
>
>
>
> -sam
>
>
>
> On Wed, Oct 5, 2016 at 9:54 AM, Anoop Ghanwani <[email protected]>
> wrote:
>
> Sam,
>
>
>
> My lack of interest in a new encap is because I think it's too late to
> converge them.  At this point, there are business issues (as opposed to
> technical ones) that would limit the effectiveness of a new encap.  At best
> it's a no-op, at worst it creates even more confusion in the market while
> the other encaps continue with their deployment.
>
>
>
> The best that the IETF can do is at this point is to document these and
> make sure the encaps are not breaking something else.
>
>
>
> IMO, none of the objections raised are showstoppers.  Any encap can be
> modified to do anything we want it to do, with the exception of backwards
> compatibility.  The need, efficacy, and the price of backwards
> compatibility can be argued, so that advantage is not a slam dunk either.
>
>
>
> Anoop
>
>
>
> On Tue, Oct 4, 2016 at 9:49 PM, Sam Aldrin <[email protected]> wrote:
>
> Anoop,
>
>
>
> <WG chair hat off>
>
> Couple of questions, if I may ask
>
> 1. How do you plan to address technical objections raised?
>
> 2. Not interested because it is too late and would rather live with any
> deficiencies in the DP proposals?
>
> </WG chair hat off>
>
>
>
> -sam
>
> On Tue, Oct 4, 2016 at 11:48 AM, Anoop Ghanwani <[email protected]>
> wrote:
>
> On Tue, Oct 4, 2016 at 2:24 AM, Bocci, Matthew (Nokia - GB) <
> [email protected]> wrote:
>
>
>
> Unfortunately, no rough consensus emerged from the list discussion.
>
> The chairs and our AD have also been trying to form a design team to take
> forward the encapsulation discussion and see if there is potential to
> design a common encapsulation. However, there has been insufficient
> interest in this initiative. We would like to hear opinions and
> confirmation or disagreement on interest in creating a DP encapsulation
> that addresses the various technical concerns.
>
>
>
> I have little interest in yet another encap.
>
>
>
> Anoop
>
>
> _______________________________________________
> nvo3 mailing list
> [email protected]
> https://www.ietf.org/mailman/listinfo/nvo3
>
>
>
>
>
>
>
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