Re: [spring] Question about SRv6 Insert function

"Darren Dukes (ddukes)" <ddukes@cisco.com> Thu, 05 September 2019 20:44 UTC

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From: "Darren Dukes (ddukes)" <ddukes@cisco.com>
To: Fernando Gont <fgont@si6networks.com>
CC: "spring@ietf.org" <spring@ietf.org>, "6man@ietf.org" <6man@ietf.org>
Thread-Topic: [spring] Question about SRv6 Insert function
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Date: Thu, 5 Sep 2019 20:44:26 +0000
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Subject: Re: [spring] Question about SRv6 Insert function
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inline…

> On Sep 5, 2019, at 4:01 PM, Fernando Gont <fgont@si6networks.com> wrote:
> 
> On 5/9/19 22:52, Darren Dukes (ddukes) wrote:
>> Hey Fernando, since you’re lost, here are some more waypoints to help
>> you find your way ;)
>> 
>> - draft-ietf-spring-srv6-network-programming mentions SRH insertion in
>> only 2 of 39 SID behaviors - i.e. it’s a small part of the draft, and
>> all insert variants have an encapsulation variant defined.
> 
> I don't see how this changes the discussion here.

Perhaps you should read the whole document Fernando.

> Are you suggesting
> that EH insertion can be removed from the document and there would still
> be value in pursuing the document?
> 
> 
>> - At IETF 101, the 6man WG confirmed that SRH insertion must be worked
>> on before draft-ietf-spring-srv6-network-programming can progress to RFC
>> - i.e. there are not surprises anywhere.
>> 
>> - draft-ietf-spring-srv6-network-programming added a normative reference
>> to draft-voyer-6man-extension-header-insertion to document that fact.
> 
> Among the possible options is that EH-insertion is never worked out. In
> which case, what's the point of basing something on EH insertion when
> the status quo is that EH insertion is not allowed, and there does not
> seem to be any indication that that will change anytime soon?
> 

Ah, an excellent reason to never work on anything: if its not easy then don’t bother with the work!

Perhaps we should all grab a martini instead ;)

Darren


> -- 
> Fernando Gont
> SI6 Networks
> e-mail: fgont@si6networks.com
> PGP Fingerprint: 6666 31C6 D484 63B2 8FB1 E3C4 AE25 0D55 1D4E 7492
> 
> 
> 
>