Re: [Lsr] Moving Forward [Re: Flooding Reduction Draft Redux]
Jeff Tantsura <jefftant.ietf@gmail.com> Sat, 02 February 2019 04:37 UTC
Return-Path: <jefftant.ietf@gmail.com>
X-Original-To: lsr@ietfa.amsl.com
Delivered-To: lsr@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 8E096130EB8 for <lsr@ietfa.amsl.com>; Fri, 1 Feb 2019 20:37:04 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2
X-Spam-Level:
X-Spam-Status: No, score=-2 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_PASS=-0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=gmail.com
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 5YxiPe4cHP8e for <lsr@ietfa.amsl.com>; Fri, 1 Feb 2019 20:37:01 -0800 (PST)
Received: from mail-pf1-x432.google.com (mail-pf1-x432.google.com [IPv6:2607:f8b0:4864:20::432]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id AC08A124D68 for <lsr@ietf.org>; Fri, 1 Feb 2019 20:37:01 -0800 (PST)
Received: by mail-pf1-x432.google.com with SMTP id y126so4245275pfb.4 for <lsr@ietf.org>; Fri, 01 Feb 2019 20:37:01 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=6+BI5G0eU9b2vDOFeen4ElHzTi+IdtVmK2hRQMnovQU=; b=PwXYqa5MItuoE6oDZA1P5VhsmNSL6V+w+oGGHAgil7Gn0tyD/A57w54SLGeDdIWJwk Ph2WUj8UqkPOV14KI00USrMxWiNr1BdTQsT3S/55FNQvpJ71V/8XPfoieeA//jnLjaNv L9/IhZRzH0BEpFWHsQIDByNLifJlEqJWLAR4mbP8eKwan1TtXkkQ/rXkEyJ+ctYCRtSy urgTwgn1LFH7jnnkv+Kn3DWM8MezIZTsKZhG/qXmS+xW2HWivMIPdFU4VRgWu4q4JBpU g4nZkecmZW16K5p6dXUd7ptDzL1mSLEU9A/kZvGvSZ89JluGXPbkjVT/khhdedoRjVvA 8/Ng==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=6+BI5G0eU9b2vDOFeen4ElHzTi+IdtVmK2hRQMnovQU=; b=FfM7muQVnrhyJ30yaWY6K7jXWT6CbqRCHQw4ZAjplORnYhF3/F73PhfgE4XYwDOAZC XpqxhCmfmlW02Ba026GtUwXKYWmN0nVfCmlWf7byi9JqttEdYRyzU3Zo5FXgWKQcEiGH 0TXknOhArR46tGZvezoRCA1G2ob14lvbWtRer5yCUrJimHElQPuxLTB2qfUlsG4BkJgq HeAfWNO04WHj0z+rngnu3ruQMI0JUMlCANCO5zQu/Oqgeo6UV+hzcPHtAze8ZYdPqrsL kKIHUAPc+MAlyax9Ohk8aTOruOTJAmRh3b3yRGvD5qmGhcMHsEQehiR6F8Xkh1vufdpT Jpow==
X-Gm-Message-State: AJcUukfFY32gzfsSc5OvSOcJMNsNDFVuFb324LV/DQB5VGWLzyO1KSJu fzCKo1ZcQMLAmdVbMMyuoWzE9QeC
X-Google-Smtp-Source: ALg8bN7SWIUqZvw4cqhLynnUnkbKQuDFfIdSOfYvb5GiZNu/4fe7LRNSH5cvY43G6704Nn7okFH8Ew==
X-Received: by 2002:a62:2082:: with SMTP id m2mr41367684pfj.163.1549082220683; Fri, 01 Feb 2019 20:37:00 -0800 (PST)
Received: from [192.168.1.12] (c-73-189-13-44.hsd1.ca.comcast.net. [73.189.13.44]) by smtp.gmail.com with ESMTPSA id h185sm15123488pfg.143.2019.02.01.20.36.59 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 01 Feb 2019 20:36:59 -0800 (PST)
Content-Type: text/plain; charset="us-ascii"
Mime-Version: 1.0 (1.0)
From: Jeff Tantsura <jefftant.ietf@gmail.com>
X-Mailer: iPhone Mail (16C101)
In-Reply-To: <a86b8b3945534445a74a31c09184b71e@XCH-ALN-001.cisco.com>
Date: Fri, 01 Feb 2019 20:36:55 -0800
Cc: Christian Hopps <chopps@chopps.org>, "lsr@ietf.org" <lsr@ietf.org>
Content-Transfer-Encoding: quoted-printable
Message-Id: <7B821CEB-D4DC-456A-90D4-C4D7D0A186CF@gmail.com>
References: <sa65zu31zqk.fsf@chopps.org> <sa64l9n1yqy.fsf@chopps.org> <a86b8b3945534445a74a31c09184b71e@XCH-ALN-001.cisco.com>
To: "Les Ginsberg (ginsberg)" <ginsberg@cisco.com>
Archived-At: <https://mailarchive.ietf.org/arch/msg/lsr/4nmLlboSLvJ95STbTi6aDYn3dDk>
Subject: Re: [Lsr] Moving Forward [Re: Flooding Reduction Draft Redux]
X-BeenThere: lsr@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Link State Routing Working Group <lsr.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/lsr>, <mailto:lsr-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/lsr/>
List-Post: <mailto:lsr@ietf.org>
List-Help: <mailto:lsr-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/lsr>, <mailto:lsr-request@ietf.org?subject=subscribe>
X-List-Received-Date: Sat, 02 Feb 2019 04:37:05 -0000
In favor! Regards, Jeff > On Feb 1, 2019, at 08:02, Les Ginsberg (ginsberg) <ginsberg@cisco.com> wrote: > > I am in favor of this proposal. > > Les > >> -----Original Message----- >> From: Lsr <lsr-bounces@ietf.org> On Behalf Of Christian Hopps >> Sent: Friday, February 01, 2019 4:26 AM >> To: lsr@ietf.org >> Cc: chopps@chopps.org >> Subject: [Lsr] Moving Forward [Re: Flooding Reduction Draft Redux] >> >> >> Summary of where we are at with dynamic flooding reduction: >> >> - We have a well written original work that came first and described the >> problems as well as a TLVs to allow for a centralized solution (draft-li- >> dyanmic-flooding). We do not need to standardize the centralized algorithm. >> >> - A small change to this work allowed for distributed algorithms and for >> outside work on distributed algorithms to continue in parallel. >> >> - We have another original work that started primarily as a distributed >> algorithm >> (draft-cc-ospf-flooding-reduction) >> >> - Finally we also have: >> - Cross-pollination of ideas. >> - Failed attempts at merging. >> - An authors list "Arms-Race". >> >> Moving forward: >> >> - During IETF 103 I proposed we have no conflict if we: >> >> 1) adopt draft-li-lsr-dyanmic-flooding as the base WG document. >> 2) have authors of draft-cc-lsr-flooding-reduction work on a distributed >> algorithm as they started with. >> >> - Acee agreed during the meeting (as chair) that this was the best way >> forward. We had some agreement form the floor as well. >> >> - Any good ideas regarding the distribution of a centralized topology can be >> debated and added (with appropriate attribution) to the base document >> after we adopt one. >> >> - This is what happens when we adopt a document as WG work, we work on >> it. >> >> - The original authors of the distributed solution can continue to work on >> their distributed algorithm in a separate document which would also need >> standardization. >> >> Does anyone see a serious problem with this path forward? >> >> Thanks, >> Chris & Acee. >> LSR Chairs. >> >> Christian Hopps <chopps@chopps.org> writes: >> >>> We've had the authors of the individual conflicting drafts take a shot at >> merging their work. >>> >>> This has failed. >>> >>> Here is the full history (which I also summarized during IETF103 as well). I >> will send a second email discussing this. >>> >>> - Jan 2, 2018 Publication: draft-li-dynamic-flooding and drfat-li-dynamic- >> flooding-isis >>> published centralized solution. >>> >>> - Mar 5, 2018 Publication: draft-cc-isis-flooding-reduction and draft-cc-ospf- >> flooding-reduction >>> published distributed solution. >>> - mention of centralized solution asserting it is not good choice. >>> >>> - IETF 101 (Mar 2018) >>> - Video: >> https://www.youtube.com/watch?v=qHmT4ytMn4w&list=PLC86T- >> 6ZTP5j_HaBNdfPbgxGIp22cnaWS >>> - Minutes: https://datatracker.ietf.org/meeting/101/materials/minutes- >> 101-lsr-00 >>> - draft-li-dynamic-flooding-02 presented (1 author). at IETF 101 >>> - Generally well received. >>> - draft-cc-ospf-flooding-reduction-00 (4 authors) presented. >>> - Serious problems immediately found during presentation -- not fully >> baked. >>> >>> - Mar 18, 2018 draft-li-dynamic-flooding-03 published (1 author) >>> - Mar 27, 2018 draft-li-dynamic-flooding-04 published (1 author) >>> - Apr 20, 2018 draft-cc-ospf-flooding-reduction-01 revised >>> - Jun 28, 2018 draft-li-dynamic-flooding-05 published (2 authors) >>> - *SMALL CHANGE TO SUPPORT DISTRIBUTED ALGORITHM*. >>> - Does not specify distributed algorithm only how to indicate one in use, >> small change. >>> >>> - Jul 2, 2018 draft-cc-ospf-flooding-reduction-02 published >>> >>> - IETF 102 (Jul 14, 2018) >>> - draft-li-dynamic-flooding-05 presented. >>> - draft-cc-ospf-flooding-reduction-02 presented. >>> >>> - Sep 12, 2018 draft-cc-ospf-flooding-reduction-03 (4 authors) >>> - *LARGE CHANGE ADDS NEW CENTRALIZED SOLUTION*. >>> >>> - Sep 20, 2018 draft-cc-ospf-flooding-reduction-04 (4 authors) >>> >>> - Oct 21, 2018 draft-li-lsr-dynamic-flooding-00 and -01 (5 authors) >>> >>> - IETF 103 (Nov 3, 2018) >>> >>> - Chairs give direction >>> >>> - draft-li-lsr-dynamic-flooding-05 having come first, being well written >> and not >>> specifying a distributed algorithm (merely allowing for one) is the correct >> vehicle >>> to adopt as a base document. >>> >>> - Distributed algorithm work (the original basis for draft-cc-ospf-flooding- >> reduction) >>> should continue as a separate document form the base which would >> thus we have no >>> conflicts. >>> >>> - In the meantime the authors try and merge work, this fails. >>> >>> - Dec 3, 2018 draft-li-lsr-dynamic-flooding-02 (7 authors) >>> >>> - Dec 10, 2018 draft-cc-lsr-flooding-reduction-00 (4 authors) >>> >>> - Jan 7, 2019 draft-cc-lsr-flooding-reduction-01 (8 authors) > > _______________________________________________ > Lsr mailing list > Lsr@ietf.org > https://www.ietf.org/mailman/listinfo/lsr
- [Lsr] Flooding Reduction Draft Redux Christian Hopps
- [Lsr] Moving Forward [Re: Flooding Reduction Draf… Christian Hopps
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … John E Drake
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Tony Li
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … David Allan I
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Peter Psenak
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Les Ginsberg (ginsberg)
- Re: [Lsr] Flooding Reduction Draft Redux Huaimo Chen
- Re: [Lsr] Flooding Reduction Draft Redux Christian Hopps
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Naiming Shen (naiming)
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Jeff Tantsura
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Huaimo Chen
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Aijun Wang
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Robert Raszuk
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … li zhenqiang
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Abdussalam Baryun
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … David Allan I
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Acee Lindem (acee)
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Huaimo Chen
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Huaimo Chen
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Robert Raszuk
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … tony.li
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Robert Raszuk
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Les Ginsberg (ginsberg)
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … David Allan I
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Les Ginsberg (ginsberg)
- [Lsr] 答复: Moving Forward [Re: Flooding Reduction … Lizhenbin
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Christian Hopps
- Re: [Lsr] 答复: Moving Forward [Re: Flooding Reduct… Christian Hopps
- Re: [Lsr] 答复: Moving Forward [Re: Flooding Reduct… Linda Dunbar
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Acee Lindem (acee)
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Peter Psenak
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Peter Psenak
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Robert Raszuk
- Re: [Lsr] 答复: Moving Forward [Re: Flooding Reduct… Dongjie (Jimmy)
- Re: [Lsr] 答复: Moving Forward [Re: Flooding Reduct… Huzhibo
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Huaimo Chen
- [Lsr] 回复: Re: 答复: Moving Forward [Re: Flooding Re… li zhenqiang
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Peter Psenak
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … John E Drake
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Acee Lindem (acee)
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Acee Lindem (acee)
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Huaimo Chen
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Peter Psenak
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Huaimo Chen
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Tony Li
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Huaimo Chen
- Re: [Lsr] Moving Forward [Re: Flooding Reduction … Les Ginsberg (ginsberg)