Re: [Bier] WG adoption call for draft-chen-bier-frr-02

Gyan Mishra <hayabusagsm@gmail.com> Fri, 26 March 2021 01:36 UTC

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From: Gyan Mishra <hayabusagsm@gmail.com>
Date: Thu, 25 Mar 2021 21:36:28 -0400
Message-ID: <CABNhwV1gOnHgVXeUW5DyBq3UeQ2U1J6VCutJQv3j7LdPDJUBXw@mail.gmail.com>
To: Huaimo Chen <huaimo.chen@futurewei.com>
Cc: BIER WG <bier@ietf.org>, BIER WG Chairs <bier-chairs@ietf.org>, Tony Przygienda <tonysietf@gmail.com>, "zhang.zheng" <zhang.zheng@zte.com.cn>
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Subject: Re: [Bier] WG adoption call for draft-chen-bier-frr-02
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Hi Huaimo

As co-author of BIER FRR I agree as well that it is a very good idea to add
to this draft the framework of IGP based native IP LFA / TI-LFA local
protection solution as well as tunnel based draft solution below.

https://tools.ietf.org/html/draft-merling-bier-frr-00

Kind Regards

Gyan
On Thu, Mar 25, 2021 at 5:06 PM Huaimo Chen <huaimo.chen@futurewei.com>
wrote:

> Hi Everyone,
>
>     Michael, Steffan, Huaimo and Mike met to discuss the merge and we are
> in agreement that if draft-chen-bier-frr is adopted we will expand it to
> include a framework along with the tunnel and LFA based solutions.
>
> Best Regards,
> Huaimo
> ------------------------------
> *From:* BIER <bier-bounces@ietf.org> on behalf of Tony Przygienda <
> tonysietf@gmail.com>
> *Sent:* Tuesday, March 16, 2021 6:08 AM
> *To:* zhang.zheng <zhang.zheng@zte.com.cn>
> *Cc:* BIER WG <bier@ietf.org>rg>; BIER WG Chairs <bier-chairs@ietf.org>
> *Subject:* Re: [Bier] WG adoption call for draft-chen-bier-frr-02
>
> +1
>
> I think it's a good addition within the architecture for the case IGP is
> not used for signalling, e.g. when controller or static programming.
>
> The draft must however explain in what scenarios it is used and quote the
> according IGP drafts to guarantee loop-free behavior (well, BIER will
> tie-break loops but we'll have 1x microloop & possibly not deliver payload
> if BIER FRR is not properly computed/intsalled). With that the draft should
> also pay attention to how the function is deployed/updated network-wide if
> IGP is not present
>
> thanks
>
> -- tony
>
> On Tue, Mar 16, 2021 at 7:41 AM <zhang.zheng@zte.com.cn> wrote:
>
> A 2-week WG adoption call begins for the following draft:
>
> https://datatracker.ietf.org/doc/draft-chen-bier-frr/
> <https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fdraft-chen-bier-frr%2F&data=04%7C01%7Chuaimo.chen%40futurewei.com%7C79ac63710b47427a558d08d8e8638df2%7C0fee8ff2a3b240189c753a1d5591fedc%7C1%7C1%7C637514861570555970%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=DiHvux0ZUYEJru10lVQ4mXvpYx3l8ujGInm7uEjjxTw%3D&reserved=0>
>
> Please indicate your support or objection by March 30th, 2021.
>
> Authors, please respond to the list indicating whether you are aware of
> any IPR that applies to this draft.
>
> Thanks,
>
> Sandy (As WG secretary, on behalf of Greg/Tony)
>
>
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>
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*Gyan Mishra*

*Network Solutions A**rchitect *

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



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