Re: [Bier] BIER IPv6 Requirement

Gyan Mishra <hayabusagsm@gmail.com> Thu, 20 August 2020 20:26 UTC

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From: Gyan Mishra <hayabusagsm@gmail.com>
Date: Thu, 20 Aug 2020 16:22:24 -0400
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To: Greg Shepherd <gjshep@gmail.com>
Cc: "Gengxuesong (Geng Xuesong)" <gengxuesong@huawei.com>, "draft-ietf-bier-ipv6-requirements@ietf.org" <draft-ietf-bier-ipv6-requirements@ietf.org>, Mike McBride <mmcbride7@gmail.com>, "bier@ietf.org" <bier@ietf.org>
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Subject: Re: [Bier] BIER IPv6 Requirement
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Yes will do.

Thanks

Gyan

On Thu, Aug 20, 2020 at 3:55 PM Greg Shepherd <gjshep@gmail.com> wrote:

> I had comments from a previous thread that need to be considered as well.
>
> Shep
>
> Sent from my iPhone
>
> On Aug 20, 2020, at 08:53, Gyan Mishra <hayabusagsm@gmail.com> wrote:
>
> 
> Hi Xuesong
>
> I am working on an update I will be posting to GitHub using Mikes version.
>
> The main item I am updating is clarifying the BIER layers definition In
> the drawing and verbiage with the three layers so it’s crystal clear that
> we discussed in our understanding discussion.
>
> Their were some comments that Alvaro mentioned so I am trying to address
> some of those as well.
>
> I will be completed tomorrow and then you can update the draft with
> comments.
>
> Mike has a -mm version that I am building on in GitHub link below.
>
>  https://github.com/mmcbride7/bier-v6-requirements
> <https://github..com/mmcbride7/bier-v6-requirements>
>
> Thanks
>
> Gyan
>
>
>
> On Thu, Aug 20, 2020 at 3:14 AM Gengxuesong (Geng Xuesong) <
> gengxuesong@huawei.com> wrote:
>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> Hi Mike, authors and WG,
>>
>>
>>
>>
>>
>> I have read through the existing version of
>> draft-ietf-bier-ipv6-requirements and the comments in the mailing list..
>> The concerns for this document mainly comes from three aspects:
>>
>>
>>
>>
>> 1..
>>
>> The problem statement: why we need BIER IPv6 solution (which I think is
>> straight forward: we need solution(s) to deploy BIER in an IPv6 domain)
>>
>>
>>
>>
>> 2..
>>
>> The conceptual model for BIER IPv6 encapsulation (the existing model
>> classification seems to be roughly agreed in the WG but the descriptions
>> should be modified based on the comments)
>>
>>
>>
>>
>> 3..
>>
>> The requirement items and classification
>>
>>
>>
>>
>>
>>
>> I think the previous two points mainly request editing work and a
>> document with some my personal recommended text could be found in the
>> attachment just for your reference.
>>
>>
>> For the third point, I list the requirement items based on the existing
>> discussions in the WG as follows:
>>
>>
>> *Mandatory:*
>>
>>
>>
>>
>> Ÿ
>>
>> L2 Agnostic (may be removed)
>>
>>
>>
>>
>> Ÿ
>>
>> Align to BIER architecture defined in RFC8279 (may be removed)
>>
>>
>>
>>
>> Ÿ
>>
>> Support deployment with Non-BFR routers
>>
>>
>>
>>
>> Ÿ
>>
>> Support OAM
>>
>>
>>
>>
>> Ÿ
>>
>> Support overlay service, e.g., MVPN, EVPN
>>
>>
>> *Optional:*
>>
>>
>>
>>
>> Ÿ
>>
>> Support native IPv6 functions, e.g., IPSEC, Fragmentation
>>
>>
>>
>>
>> Ÿ
>>
>> Support inter-AS multicast deployment
>>
>>
>>
>>
>> Ÿ
>>
>> Provide necessary security methods (may be removed)
>>
>>
>>
>>
>>
>> I suggest to discuss and confirm these items in WG first, including what
>> should be included/excluded, which one should be mandatory etc., then we
>> could work on the detailed explanations for each
>>
>> item.
>>
>>
>>
>>
>>
>> Best Regards
>>
>>
>> Xuesong
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> _______________________________________________
>>
>> BIER mailing list
>>
>> BIER@ietf.org
>>
>> https://www.ietf.org/mailman/listinfo/bier
>>
>> --
>
> <http://www.verizon.com/>
>
> *Gyan Mishra*
>
> *Network Solutions A**rchitect *
>
>
>
> *M 301 502-134713101 Columbia Pike *Silver Spring, MD
>
> _______________________________________________
> BIER mailing list
> BIER@ietf.org
> https://www.ietf.org/mailman/listinfo/bier
>
>

-- 

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

*Gyan Mishra*

*Network Solutions A**rchitect *



*M 301 502-134713101 Columbia Pike *Silver Spring, MD