Hi Cheng Again, Excellent work done by DT - Many Thanks!
Comments in-line Gyan On Tue, Jul 27, 2021 at 6:26 AM Chengli (Cheng Li) <[email protected]> wrote: > Hi Gyan, > > > > Many thanks for your comments. Yes it is, we finished the work as > required, really difficult. > > Gyan> Yes very difficult job & well done > > > I do hope the WG can move forward to make the adoption call of the > better/best solution. > > Gyan> The WG from recent discussions about following suit with NVO3 as > GENEVE was picked as standards track and the other solutions that have > been implemented by vendors progressing as informational. > > As you know, the vendors and operators have made their choice already, > over 10 vendors have implemented C-SID and it has been deploying very fast > in the world. We need to standard it ASAP. > > Gyan> Good to hear the progress data point! > > And yes, CSID includes mainly two flavors from G-SRv6 and uSID as you > pointed out. > > Gyan> Are there plans to take the two drafts mentioned in the analysis > draft that were merged to officially create a standards track document for > CSID that would be progressed by the WG “only if CSID were picked”. > Also are there any thoughts of updating either SRV6 PGM RFC 8986 or CRH RFC > 8754 to incorporate the SRv6 standard compression solution. > Kind Regards Gyan > Many thanks, > > Cheng > > > > > > > > > > *发件人:* spring [mailto:[email protected]] *代表 *Gyan Mishra > *发送时间:* 2021年7月27日 7:51 > *收件人:* Darren Dukes (ddukes) <[email protected]> > *抄送:* SPRING WG <[email protected]> > *主题:* Re: [spring] SRv6 SID List compression > > > > > > Dear DT, > > > > Excellent work and many thanks to the design team to come provide the > detailed analysis of the 4 proposals and how they match up with the > requirements. > > > > From the analysis it does sound like CSID is the choice by the DT. > > > > SRv6 compression & MSD issue is now finally solved! Excellent news!! > > > > Now it’s just a matter of moving forward with CSID Adoption poll. > > > > From the analysis it does not seem there is any draft that is in close 2nd > place or a close call. > > > > From the analysis draft the two drafts that are combined to create CSID -> > I don’t see it on the Spring WG Datatracker? > > > > > https://datatracker.ietf.org/doc/html/draft-srcompdt-spring-compression-analysis-02 > > > > The following mechanisms are proposed to compress the SRv6 SID list: > > > > o CSID - [I-D.filsfilscheng-spring-srv6-srh-comp-sl-enc > <https://datatracker.ietf.org/doc/html/draft-srcompdt-spring-compression-analysis-02#ref-I-D.filsfilscheng-spring-srv6-srh-comp-sl-enc>] > - Describes > > two new SRv6 SID flavors, a combination of SID flavors from > > [I-D.filsfils-spring-net-pgm-extension-srv6-usid > <https://datatracker.ietf.org/doc/html/draft-srcompdt-spring-compression-analysis-02#ref-I-D.filsfils-spring-net-pgm-extension-srv6-usid>] > and > > [I-D.cl-spring-generalized-srv6-for-cmpr > <https://datatracker.ietf.org/doc/html/draft-srcompdt-spring-compression-analysis-02#ref-I-D.cl-spring-generalized-srv6-for-cmpr>] > > o CRH - [I-D.bonica-6man-comp-rtg-hdr > <https://datatracker.ietf.org/doc/html/draft-srcompdt-spring-compression-analysis-02#ref-I-D.bonica-6man-comp-rtg-hdr>] > - Requires two new routing > > header types and a label mapping technique. > > o VSID - [I-D.decraene-spring-srv6-vlsid > <https://datatracker.ietf.org/doc/html/draft-srcompdt-spring-compression-analysis-02#ref-I-D.decraene-spring-srv6-vlsid>] > - Defines a set of SID > > behaviors to access smaller SIDs within the SR header. > > o UIDSR - [I-D.mirsky-6man-unified-id-sr > <https://datatracker.ietf.org/doc/html/draft-srcompdt-spring-compression-analysis-02#ref-I-D.mirsky-6man-unified-id-sr>] > - Extends the SRH to carry > > MPLS labels or IPv6 addresses. > > > > > > Below 2 drafts are combined to create CSID?? > > > > > https://datatracker.ietf.org/doc/html/draft-filsfils-spring-net-pgm-extension-srv6-usid-10 > > > > > > > https://datatracker.ietf.org/doc/html/draft-cl-spring-generalized-srv6-for-cmpr-03 > > > > > > Kind Regards > > > > Gyan > > > > On Mon, Jul 26, 2021 at 5:53 PM Darren Dukes (ddukes) <ddukes= > [email protected]> wrote: > > I’ll paraphrase what I said in the call... > > > > Today the design team presented analysis of proposals to compress an SRv6 > SID list. > > They spent a year building the requirements and completing the analysis, > in depth, with unanimous consensus. > > The CSID proposal satisfied all the requirements to the largest degree of > any proposal. > > That proposal has multiple implementations, and interoperability, noted in > the draft. > > That proposal has a large set of SPRING participants working on it already. > > > > The problem of SRv6 SID list compression is solved, CSID is ready for > adoption. > > > > I hope we can conclude this, and choose a single proposal for WG adoption. > > > > Darren > > > > > > > > > > _______________________________________________ > spring mailing list > [email protected] > https://www.ietf.org/mailman/listinfo/spring > > -- > > <http://www.verizon.com/> > > *Gyan Mishra* > > *Network Solutions Architect * > > *Email [email protected] <[email protected]>* > > *M 301 502-1347* > > > -- <http://www.verizon.com/> *Gyan Mishra* *Network Solutions A**rchitect * *Email [email protected] <[email protected]>* *M 301 502-1347*
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