Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topology-Transparent Zone" - draft-chen-isis-ttz-11.txt
Huaimo Chen <huaimo.chen@futurewei.com> Thu, 03 September 2020 06:03 UTC
Return-Path: <huaimo.chen@futurewei.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 EC3323A0C0C for <lsr@ietfa.amsl.com>; Wed, 2 Sep 2020 23:03:18 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.089
X-Spam-Level:
X-Spam-Status: No, score=-2.089 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HTML_MESSAGE=0.001, RCVD_IN_MSPIKE_H2=-0.001, T_SPF_PERMERROR=0.01, URIBL_BLOCKED=0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=futurewei.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 fs67PQLk1uoW for <lsr@ietfa.amsl.com>; Wed, 2 Sep 2020 23:03:17 -0700 (PDT)
Received: from NAM04-BN3-obe.outbound.protection.outlook.com (mail-eopbgr680115.outbound.protection.outlook.com [40.107.68.115]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 0FF803A0C0B for <lsr@ietf.org>; Wed, 2 Sep 2020 23:03:16 -0700 (PDT)
ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=Wm0H8g/dC9jP2KTring/DzNUn4qxRU3/2KCpSNlVvi7jRja5djIKCoRB3X6kxFVBQKwqFDrCTcM58QMFwOGZ5k5vb3knD+1syvlqlmmWNrOaCrnPrb62ekd9S/8k7lms7JZysHqms/Oq/oPzXK7hxUEoNWurSHP6ooEoWWZFDzvw5A0yvc5GfWJsSrHbehIFbWtGroMmXwsyRfJwz6+J9XD2KzT527bjHuyuFXBTLxmcgzUJxZxvB7QecepigRNh0NkZT3WA34VdJshSlwkKp+UdtZga00Pv0xl1ZkjXEakNB7n49DHWlHtMa/gqXqm/LkCyVI4AoAZPmizXM0WYdg==
ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=sRJ87CgzAYPDV5u6EufCLMI9JXvdPHHpVYUCLs1u7mk=; b=Off3P2ytOY8ChmA7rBAaQjjPHTD+z5Tha7nsxr5bNDW3YQb/0uu+Xt4mPXXquw4fuAC3fdUtfrYOTHNwyDVVhFVgReja3dbY9oMagb6LnZ81MuQLtnFmla6mta7ksoRlywImVT3nOiw7CyP5W3Jr+1j9C1lJdwhsefhri8ka2ZFyPDZZKxVrlQp4XrL/+lTJN0w7WGMfsA5cATCl75rLRvG4SsGxkv30sSQjOe03CVpo/oeWvNb3QFwMoSj3zL93qurNMWewEziusWHCqdxoOX+tl0tVkXk8eSUxV6fbFqnigEXLGykl9S9bZSj287N20jX1GLr56WiaJMDcnv09iA==
ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=futurewei.com; dmarc=pass action=none header.from=futurewei.com; dkim=pass header.d=futurewei.com; arc=none
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Futurewei.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=sRJ87CgzAYPDV5u6EufCLMI9JXvdPHHpVYUCLs1u7mk=; b=mhI+0TWPFxome6xffixGVh9TtSkzQFzKsq8JR691CPij5W8M5fY82GETAv7r7jSTSlwzyw0OHgQwiiKmg/BZwqbMnNKbp+oH1t9enkJ0W0clSnbhop4hAlrubl+QqJc8ZY1guMXBC09Q7Pt7qkZBwGlmw7QVBOmNFEfZnIZd5uI=
Received: from MN2PR13MB3117.namprd13.prod.outlook.com (2603:10b6:208:13a::20) by MN2PR13MB2782.namprd13.prod.outlook.com (2603:10b6:208:f5::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3348.5; Thu, 3 Sep 2020 06:03:14 +0000
Received: from MN2PR13MB3117.namprd13.prod.outlook.com ([fe80::1d21:3d9c:3eed:2827]) by MN2PR13MB3117.namprd13.prod.outlook.com ([fe80::1d21:3d9c:3eed:2827%7]) with mapi id 15.20.3348.014; Thu, 3 Sep 2020 06:03:14 +0000
From: Huaimo Chen <huaimo.chen@futurewei.com>
To: "tony.li@tony.li" <tony.li@tony.li>, "Gengxuesong (Geng Xuesong)" <gengxuesong@huawei.com>
CC: "Acee Lindem (acee)" <acee=40cisco.com@dmarc.ietf.org>, "lsr@ietf.org" <lsr@ietf.org>
Thread-Topic: [Lsr] LSR WG Adoption Poll for "IS-IS Topology-Transparent Zone" - draft-chen-isis-ttz-11.txt
Thread-Index: AQHWdWo2KYWgaPUbtk6IEMCEThi+P6k+WrRAgAACWkyAAAswwIAAAtBBgAAGkACAFNDdQoAAtFOAgADCeoCAABjfAIAAQTeAgABx7QCAAPncdQ==
Date: Thu, 03 Sep 2020 06:03:13 +0000
Message-ID: <MN2PR13MB3117CA787CA42131128D3597F22C0@MN2PR13MB3117.namprd13.prod.outlook.com>
References: <F30AFA48-367E-4B32-B6E1-390B07507410@cisco.com> <BY5PR11MB4337D71462A6D7AF48C0E75EC15C0@BY5PR11MB4337.namprd11.prod.outlook.com> <MN2PR13MB3117C2EB2A0275AAC50671D1F25C0@MN2PR13MB3117.namprd13.prod.outlook.com> <BY5PR11MB4337CC18142C5355FB00BB80C15C0@BY5PR11MB4337.namprd11.prod.outlook.com> <MN2PR13MB3117E8AE76A4A22ECD649B68F25C0@MN2PR13MB3117.namprd13.prod.outlook.com> <BY5PR11MB4337FDF6AD2773B7DB70D67EC15C0@BY5PR11MB4337.namprd11.prod.outlook.com> <MN2PR13MB3117C29A75A371B630C62B00F22E0@MN2PR13MB3117.namprd13.prod.outlook.com> <975EC661-7C9F-4E0E-8B3D-EF3F0584659A@tony.li> <04351a69c1ee48f9b9f2f22b349db01a@huawei.com> <BDFC2601-B568-4211-A8E7-6C2EAC95F4EB@tony.li> <3d930fc3401449769e2f016c5d7bb0c2@huawei.com>, <73F4793F-4CA0-4CE5-AE90-09904CBB1A9C@tony.li>
In-Reply-To: <73F4793F-4CA0-4CE5-AE90-09904CBB1A9C@tony.li>
Accept-Language: en-US
Content-Language: en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
authentication-results: tony.li; dkim=none (message not signed) header.d=none;tony.li; dmarc=none action=none header.from=futurewei.com;
x-originating-ip: [73.114.233.24]
x-ms-publictraffictype: Email
x-ms-office365-filtering-correlation-id: c8a36726-0816-422f-c665-08d84fcf0b5b
x-ms-traffictypediagnostic: MN2PR13MB2782:
x-microsoft-antispam-prvs: <MN2PR13MB2782DEA488EE92C47D6E5B1AF22C0@MN2PR13MB2782.namprd13.prod.outlook.com>
x-ms-oob-tlc-oobclassifiers: OLM:10000;
x-ms-exchange-senderadcheck: 1
x-microsoft-antispam: BCL:0;
x-microsoft-antispam-message-info: cPWP33BjJCM9ipiIs44Y0ez6mhDbXoU4FP65ZEb0EVyBZEJNUf67tUpUCxhP84dZkUaRd8lLjsLBqJF25PmBSaLMUZeltFrtcTyoXkdxJbmV58eEe1wFETAisO0yxhUAEYL2l4KmeKT0gZ2o4/jOvySg+S4Ml1AUS0jPZcSd3Ax1DCTAXysGhXfexXna84ErCqS3qh3H2Dlgb2LDwm7BJhnz670EJT1UGXvjzEI+e4IOC666ppEugiNd4YAE8suQMzOUwrl6rp9GscQbjueJCvsyN2GWFzXaMK4LK1zg5o4/6VVEqxV996A7aXO69UfTIoYw3zPkt+VuhEVDCTYy12/7CIPyhGBNROWHoC/iCsq+vKebxv6orR4QkhQ0rBrzsLm84yrSIOtz8GkPOzf+2w==
x-forefront-antispam-report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:MN2PR13MB3117.namprd13.prod.outlook.com; PTR:; CAT:NONE; SFS:(4636009)(376002)(136003)(346002)(396003)(366004)(39850400004)(52536014)(8936002)(66476007)(76116006)(44832011)(71200400001)(5660300002)(9686003)(66946007)(66556008)(66446008)(64756008)(8676002)(53546011)(19627405001)(186003)(26005)(110136005)(55016002)(166002)(33656002)(4326008)(966005)(478600001)(54906003)(7696005)(86362001)(6506007)(2906002)(316002); DIR:OUT; SFP:1102;
x-ms-exchange-antispam-messagedata: 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
x-ms-exchange-transport-forked: True
Content-Type: multipart/alternative; boundary="_000_MN2PR13MB3117CA787CA42131128D3597F22C0MN2PR13MB3117namp_"
MIME-Version: 1.0
X-OriginatorOrg: Futurewei.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-AuthSource: MN2PR13MB3117.namprd13.prod.outlook.com
X-MS-Exchange-CrossTenant-Network-Message-Id: c8a36726-0816-422f-c665-08d84fcf0b5b
X-MS-Exchange-CrossTenant-originalarrivaltime: 03 Sep 2020 06:03:13.8914 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: 0fee8ff2-a3b2-4018-9c75-3a1d5591fedc
X-MS-Exchange-CrossTenant-mailboxtype: HOSTED
X-MS-Exchange-CrossTenant-userprincipalname: 5cAN9cv9urfNXfwBCBgc4H2XM+cFF5+2YpXkZHJ3FbS7wiqFrHGezPcctZD9NB0WScO2GBkmP6lOJzcR7IuqGA==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR13MB2782
Archived-At: <https://mailarchive.ietf.org/arch/msg/lsr/HcSEZCfk_fz6n8Abqpco9MXYyXs>
Subject: Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topology-Transparent Zone" - draft-chen-isis-ttz-11.txt
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: Thu, 03 Sep 2020 06:03:19 -0000
Hi Tony, >- If there is a benefit to zones, it’s not clear to us. You need to do a better job articulating that. [HC]: Using zone/TTZ for scalability seems simpler than using Areas. It uses less planning efforts and less configurations (refer to https://mailarchive.ietf.org/arch/msg/lsr/H8muAnPwnxVa9d_8FY7x3rofKLw/ for some details). >- The transition mechanisms seem awkward and painful. Can you reduce the complexity? [HC]: Yes. We can reduce the complexity of the transition mechanisms and have a simple solution. Best Regards, Huaimo ________________________________ From: Tony Li <tony1athome@gmail.com> on behalf of tony.li@tony.li <tony.li@tony.li> Sent: Wednesday, September 2, 2020 10:48 AM To: Gengxuesong (Geng Xuesong) <gengxuesong@huawei.com> Cc: Huaimo Chen <huaimo.chen@futurewei.com>; Les Ginsberg (ginsberg) <ginsberg=40cisco.com@dmarc.ietf.org>; Les Ginsberg <ginsberg@cisco.com>; Acee Lindem (acee) <acee=40cisco.com@dmarc.ietf.org>; lsr@ietf.org <lsr@ietf.org> Subject: Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topology-Transparent Zone" - draft-chen-isis-ttz-11.txt Hi Xueson, My intension was not to talk about math/engineering/marketing or compare the size of marketing department. Them are not relevant to this thread. You are the one who suggested we leave it up to the market… I want to make clear about IETF process. In my understanding the document does not need to be perfect at this stage, as long as it is in the right direction to solve some acknowledged problem( IGP scalability). Comments will be helpful if it could provide ideas about how to improve. That’s what we’ve been trying to tell you all along: - If there is a benefit to zones, it’s not clear to us. You need to do a better job articulating that. - The transition mechanisms seem awkward and painful. Can you reduce the complexity? But IMO the discussion in the mailing list about this draft has gone off the rails of technology, including keeping challenging tradeoff between value and complexity, which seems reasonable at the first sight, but at this stage, has turned out to be a question with no right answer and may bring endless argument. Technology is all about maximizing benefits while minimizing costs. This is why we don’t wire houses using gold and silver. Yes, this does seem to be an endless argument. Welcome to the IETF. Regards,, Tony
- [Lsr] LSR WG Adoption Poll for "IS-IS Topology-Tr… Acee Lindem (acee)
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Huaimo Chen
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Chris Bowers
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Les Ginsberg (ginsberg)
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… John E Drake
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Robert Raszuk
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Huaimo Chen
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Les Ginsberg (ginsberg)
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Huaimo Chen
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Les Ginsberg (ginsberg)
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Liu Vic
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Richard Li
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Richard Li
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Robert Raszuk
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Henk Smit
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Richard Li
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Kiran Makhijani
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Haoyu Song
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Aijun Wang
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… LEI LIU
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Donald Eastlake
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Anil Kumar
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Toy, Mehmet
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Yanhe Fan
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Linda Dunbar
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Xufeng Liu
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Uma Chunduri
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Huzhibo
- Re: [Lsr] Remind Reply: LSR WG Adoption Poll for … Ning So
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… reta Yang
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… ruoxin huang
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Lizhenbin
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Gengxuesong (Geng Xuesong)
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Dongjie (Jimmy)
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Huaimo Chen
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Huaimo Chen
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… tony.li
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Robert Raszuk
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Gengxuesong (Geng Xuesong)
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Huaimo Chen
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… tony.li
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… tony.li
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Huaimo Chen
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Huaimo Chen
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… tony.li
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Tianran Zhou
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Gengxuesong (Geng Xuesong)
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Robert Raszuk
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Robert Raszuk
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Gyan Mishra
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… tony.li
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Robert Raszuk
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Huaimo Chen
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Huaimo Chen
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Huaimo Chen
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Huaimo Chen
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Robert Raszuk
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Kiran Makhijani
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… John E Drake
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Huaimo Chen
- Re: [Lsr] LSR WG Adoption Poll for "IS-IS Topolog… Acee Lindem (acee)