Re: [bess] IETF 117 BESS - IPv6 Only PE Design & IPv4 Only PE Design ALL SAFI Supported

Gyan Mishra <hayabusagsm@gmail.com> Fri, 28 July 2023 22:04 UTC

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From: Gyan Mishra <hayabusagsm@gmail.com>
Date: Fri, 28 Jul 2023 18:04:12 -0400
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To: Ketan Talaulikar <ketant.ietf@gmail.com>
Cc: BESS <bess@ietf.org>, "Dongjie (Jimmy)" <jie.dong@huawei.com>, bess-chairs@ietf.org
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Subject: Re: [bess] IETF 117 BESS - IPv6 Only PE Design & IPv4 Only PE Design ALL SAFI Supported
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Thanks Ketan

Yes this Will tremendously simplify the design options and all the
redundant information spread across many drafts.

Gyan
On Fri, Jul 28, 2023 at 10:39 AM Ketan Talaulikar <ketant.ietf@gmail.com>
wrote:

> Hi Gyan,
>
> Thanks a lot for acting on this feedback from myself and others in the WG.
> This is really helpful and will benefit readers of the document but also
> through the IETF process all the reviewers and contributors.
>
> With this merge, I hope you are able to consolidate and simplify these
> various design options and illustrate the similarities.
>
> I support this merge.
>
> Thanks,
> Ketan
>
>
> On Thu, Jul 27, 2023 at 5:32 PM Gyan Mishra <hayabusagsm@gmail.com> wrote:
>
>> Dear BESS WG,
>>
>> *From my presentation today discussion on "merging" of drafts I  would
>> like to poll the BESS WG on merging of the two drafts labeled #1 & #2 below
>> into the WG document labeled #3 below:*
>> *Please respond  to this email.*
>>
>> *Some history:*
>> *IPv6 Only PE design / ALL SAFI:*
>> draft-ietf-bess-ipv6-only-pe-design-04 (BCP) (Original BCP testing draft
>> with Cisco, Juniper, Nokia, Arista, Huawei) *(WG document)*
>> IPv6 Only PE design single IPv6 peer - testing SAFI 1,128,129
>> draft-mishra-bess-ipv6-only-pe-design-all-safi-04 (Standards Track) (New
>> Draft) - Extended Standards Track to support ALL IPv4 SAFI
>>
>> *IPv4 Only PE design / ALL SAFI:*
>> The below drafts were two separate drafts but I have combined into single
>> draft since they both were not WG documents
>> draft-mishra-bess-ipv4-only-pe-design-02 -(BCP) (POC testing draft with
>> Cisco, Juniper, Nokia, Arista, Huawei)
>> IPv4 Only PE design single IPv4 peer - testing SAFI 1,128,129
>> draft-mishra-bess-ipv4-only-pe-design-all-safi-05 (Standards track) (New
>> Draft) - Extended Standards Track to support ALL IPv4 SAFI (Both v4
>> drafts have been combined into this Draft early this year)
>> (Introduces new IPv4 next hop encoding IANA capability codepoint
>> standardization following RFC 8950 IPv4 next hop and not legacy IPv4 mapped
>> IPv6 address next hop ::FFFF::1.1.1.1)
>> (Today there is a mix of IPv4 next hop and IPv4 mapped IPv6 next hop
>> across all vendors and within same vendor platform -afi/safi matrix to be
>> added to merged draft)
>>
>> *Combine these two drafts --> So now we are left with  these 2 new drafts
>> that extend to support ALL SAFI*
>>
>> #1 draft-mishra-bess-ipv6-only-pe-design-all-safi-03 (Standards Track)
>> #2 draft-mishra-bess-ipv4-only-pe-design-all-safi-04 (Standard Track)
>>
>> *Into WG document below:*
>>
>> *#3 draft-ietf-bess-ipv6-only-pe-design-04 (BCP)*
>>
>> *And make the new combined draft "Standards Track" as it will have the
>> operational process and procedure update for the alternative dual stacking
>> method for all SAFI *
>> *as well as New IANA capability code point for IPv4 next hop encoding
>> similar to RFC 8950. *
>>
>> *NEW DRAFT NAME: *
>>
>> * draft-ietf-bess-v4-v6-pe-all-safi (Standards Track)*
>>
>> *Why combine?*
>>
>>    - Both IPv4 Only PE Design & IPv6 Only PE design are identical
>>    concepts of single IPv4 peer or single IPv6 peer carrying SAFI 1,128.129
>>    for both v4 & v6 prefixes being POC tested - can now be done in parallel
>>    - Extensibility of both the IPv4 Only PE Design & IPv6 Only PE design
>>    extends to the same set of ALL IPv4 / IPv6 SAFI's
>>    - Saves both WG time on progressing 3 separate drafts
>>    - Single draft that has the entire v4 / v6 design & architecture in
>>    one spot versus being broken out into separate drafts added complexity
>>
>>
>> Thank you
>>
>> <http://www.verizon.com/>
>>
>> *Gyan Mishra*
>>
>> *Network Solutions A**rchitect *
>>
>> *Email gyan.s.mishra@verizon.com <gyan.s.mishra@verizon.com>*
>>
>>
>>
>> *M 301 502-1347*
>>
>> _______________________________________________
>> BESS mailing list
>> BESS@ietf.org
>> https://www.ietf.org/mailman/listinfo/bess
>>
> --

<http://www.verizon.com/>

*Gyan Mishra*

*Network Solutions A**rchitect *

*Email gyan.s.mishra@verizon.com <gyan.s.mishra@verizon.com>*



*M 301 502-1347*