Re: [Roll] Erik Kline's No Objection on draft-ietf-roll-unaware-leaves-26: (with COMMENT)

"Pascal Thubert (pthubert)" <pthubert@cisco.com> Thu, 17 December 2020 12:56 UTC

Return-Path: <pthubert@cisco.com>
X-Original-To: roll@ietfa.amsl.com
Delivered-To: roll@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 504EA3A0544; Thu, 17 Dec 2020 04:56:41 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -9.598
X-Spam-Level:
X-Spam-Status: No, score=-9.598 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, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001, USER_IN_DEF_DKIM_WL=-7.5] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=cisco.com header.b=PwJloSEp; dkim=pass (1024-bit key) header.d=cisco.onmicrosoft.com header.b=dTYKcozh
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 U7NLWx2xaBth; Thu, 17 Dec 2020 04:56:39 -0800 (PST)
Received: from rcdn-iport-5.cisco.com (rcdn-iport-5.cisco.com [173.37.86.76]) (using TLSv1.2 with cipher DHE-RSA-SEED-SHA (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 8E37D3A048B; Thu, 17 Dec 2020 04:56:39 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=cisco.com; i=@cisco.com; l=2268; q=dns/txt; s=iport; t=1608209799; x=1609419399; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-transfer-encoding:mime-version; bh=uDdrsS2kqz5Sz2T5qqITe151SYNCw7VoWRQmrHDYrMY=; b=PwJloSEpQZRCevsRgp2fBgRw1g/w8LH18tz0Frfh9JovP/w0pV6AUUf9 lLoHJ4mneGCba1Y+HPg0VkxVRpHx1G8iuvS8tdneJSNv/M1+zGJLceV0K OYGbrv5qKl8sSAjb1AoPquoVVrLAMzdVmtwJ4gCY41R2NveV/Kdm+KL9x E=;
IronPort-PHdr: 9a23:qPSnfhQouAuk/OXoR98AIlCij9psv++ubAcI9poqja5Pea2//pPkeVbS/uhpkESQBNmJ5PdNiu6QuKflCiQM4peE5XYFdpEEFxoIkt4fkAFoBsmZQVb6I/jnY21ffoxCWVZp8mv9PR1TH8DzNFLXq3y2qzUVH0a3OQ98PO+gHInUgoy+3Pyz/JuGZQJOiXK9bLp+IQ/wox/Ws5wdgJBpLeA6zR6arw==
X-IronPort-Anti-Spam-Filtered: true
X-IronPort-Anti-Spam-Result: A0CsBQC/VNtf/5JdJa1iHAEBAQEBAQcBARIBAQQEAQFAgU+BUlEHdVsvLoQ/g0gDjVyZD4JTA1QLAQEBDQEBJQgCBAEBhEoCF4FcAiU4EwIDAQELAQEFAQEBAgEGBHGFYQyFcwIBAxIREQwBATcBDwIBCA4MAiYCAgIwFRACBAENDRqDBYJVAy4BDqJ8AoE8iGl2gTKDBAEBBYEzAYN8GIIQAwaBDiqCdYJqTkKCRINyJhuBQT+BEUOCVj6CXQKBYYMVM4IsgVgBaAZhAw0HLxCBQRszAR6PcjKCOQE+k1eQMIEGCoJ0iSOSSoMmmTGFZ5MUc4ICiQuRSoRTAgQCBAUCDgEBBYFtI4FXcBWDJFAXAg2OITeDOopYdAssAgYKAQEDCXyLcwEB
X-IronPort-AV: E=Sophos;i="5.78,428,1599523200"; d="scan'208";a="572137428"
Received: from rcdn-core-10.cisco.com ([173.37.93.146]) by rcdn-iport-5.cisco.com with ESMTP/TLS/DHE-RSA-SEED-SHA; 17 Dec 2020 12:56:38 +0000
Received: from XCH-ALN-002.cisco.com (xch-aln-002.cisco.com [173.36.7.12]) by rcdn-core-10.cisco.com (8.15.2/8.15.2) with ESMTPS id 0BHCucHb028112 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=FAIL); Thu, 17 Dec 2020 12:56:38 GMT
Received: from xhs-aln-003.cisco.com (173.37.135.120) by XCH-ALN-002.cisco.com (173.36.7.12) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 17 Dec 2020 06:56:38 -0600
Received: from xhs-rtp-001.cisco.com (64.101.210.228) by xhs-aln-003.cisco.com (173.37.135.120) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 17 Dec 2020 06:56:37 -0600
Received: from NAM10-BN7-obe.outbound.protection.outlook.com (64.101.32.56) by xhs-rtp-001.cisco.com (64.101.210.228) with Microsoft SMTP Server (TLS) id 15.0.1497.2 via Frontend Transport; Thu, 17 Dec 2020 07:56:37 -0500
ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=BgUUnIwbouqoWB6fR0qK4FBGSnO1bOaDnWK/XViNV5jcHHb6tCkSbrE0iGP/XYu/9rRyWT57AX293g/Ph3mvNpTzoymE4F1iAiE9Its+L//vtY5Ax7Ju4dsneQ8k+B2/cyimsRShC2LMyHqWap+meJ/ZGXtTKm5OI9P4MhUZOkhwTiwnMNYwWROYVLpLtOG1neSFSQUeDMpoQrlh3apx8J+oJjOuu/X57Zo5A6aQsFGLhjd5lU9aHCBhBGCIKJ18eyaRyGIwQDEmNoIxDBMf4t7rGdkHKZJNMFku9ZmbqrkQGt7LwKqIEiUtuvpZe+lXUEhZPI1dko7/ZOLqgFwmlA==
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=uDdrsS2kqz5Sz2T5qqITe151SYNCw7VoWRQmrHDYrMY=; b=QpK0xIaefiSFd0G4tzzLeohVnhVm6hkSnRe+vrta5yPvWspA+ga4I5Yg7U1j5xJQdw+1D13iRLhZldqriFQvHrhrc01L9eFeAVIsoVArIz+iFofXLGjLwPuWiBqRi3OsAKh0iGIkTiOpFlAHvA4eNKB7qgpl8k3HpNE6DInJuE+XMwJZUG8fhD+MQBhYHvInDtVq3gkYiIiFz3k+tpHlqnckw5PLTe1uGPuOWAq4hqwnt5UDSANwcKk+RP+kw5SWOpH9UnSreYHSTijVlE8c2SMR/SZtY2Eh/BmysKJGrWpNi2K8rFVUejTncEUC7X9/H/QXHYi4hgPJ46dOk7t0kw==
ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=cisco.com; dmarc=pass action=none header.from=cisco.com; dkim=pass header.d=cisco.com; arc=none
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cisco.onmicrosoft.com; s=selector2-cisco-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=uDdrsS2kqz5Sz2T5qqITe151SYNCw7VoWRQmrHDYrMY=; b=dTYKcozhv5NmH/nOMD2QEVtJNn+hAHKVIZtmsT2YPBla0pHyXKUAc8feP2vaxTxnuHWqQk9ogMxDvjUgA1Vfm9BrKB4OWh/aXcaJBZraTM6oDyRsv5HNrUYwXg6kgXfKHmTNh2qEYNAuwpU/bAIVh5XlZ0sd+cnajmAf0qRK0ho=
Received: from CO1PR11MB4881.namprd11.prod.outlook.com (2603:10b6:303:91::20) by MWHPR1101MB2271.namprd11.prod.outlook.com (2603:10b6:301:52::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3654.17; Thu, 17 Dec 2020 12:56:36 +0000
Received: from CO1PR11MB4881.namprd11.prod.outlook.com ([fe80::499:4510:59d6:8f61]) by CO1PR11MB4881.namprd11.prod.outlook.com ([fe80::499:4510:59d6:8f61%4]) with mapi id 15.20.3654.020; Thu, 17 Dec 2020 12:56:36 +0000
From: "Pascal Thubert (pthubert)" <pthubert@cisco.com>
To: Erik Kline <ek.ietf@gmail.com>, The IESG <iesg@ietf.org>
CC: "draft-ietf-roll-unaware-leaves@ietf.org" <draft-ietf-roll-unaware-leaves@ietf.org>, "roll-chairs@ietf.org" <roll-chairs@ietf.org>, "roll@ietf.org" <roll@ietf.org>, JADHAV Rahul <rahul.ietf@gmail.com>, "aretana.ietf@gmail.com" <aretana.ietf@gmail.com>
Thread-Topic: Erik Kline's No Objection on draft-ietf-roll-unaware-leaves-26: (with COMMENT)
Thread-Index: AQHW0/qvS8SLL1bSk0uDg1JG+qai+qn7JJAw
Date: Thu, 17 Dec 2020 12:56:10 +0000
Deferred-Delivery: Thu, 17 Dec 2020 12:55:45 +0000
Message-ID: <CO1PR11MB4881E544CDDBE5C20913E114D8C40@CO1PR11MB4881.namprd11.prod.outlook.com>
References: <160815766116.17846.998250833815171596@ietfa.amsl.com>
In-Reply-To: <160815766116.17846.998250833815171596@ietfa.amsl.com>
Accept-Language: fr-FR, en-US
Content-Language: en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
authentication-results: gmail.com; dkim=none (message not signed) header.d=none;gmail.com; dmarc=none action=none header.from=cisco.com;
x-originating-ip: [2a01:cb1d:4ec:2200:6484:ec00:567c:f3d6]
x-ms-publictraffictype: Email
x-ms-office365-filtering-correlation-id: 66d259a4-f0a6-4d25-74f0-08d8a28b3001
x-ms-traffictypediagnostic: MWHPR1101MB2271:
x-microsoft-antispam-prvs: <MWHPR1101MB22717ED31F7D5A0BFAEB03A7D8C40@MWHPR1101MB2271.namprd11.prod.outlook.com>
x-ms-oob-tlc-oobclassifiers: OLM:7691;
x-ms-exchange-senderadcheck: 1
x-microsoft-antispam: BCL:0;
x-microsoft-antispam-message-info: hd4/g+B5jAuOSiaR3netAUHmal43WmvkWbYLz4XT6YVsX4jPL5FsLHqli7W5GrgugCzP5WBFvBz3JKYYue2Q95aE7I/ANqmGhTkloN0Rgg5WbM12HHLGmXkNlU7czLfhtgk9jptV4imWCZGRFi9guusI2WIg4BUPh2gFdIMFsizqPyI2aEuiJHQbkvHjh5O9XiaJvFjEbLbOcPL3OKsqQu1y29SUgdMqs5mbydSOxaMAablj+LPPtRELNpwZFA4cB4jy0whc1wAbyAhMKGEG81rVCXhCsLK2rEmbguDUWvxt2d+QxjZWolgq/oVsJ32jO8KYyI2D9rzy0Po2JcP8p4zMaouDXO4Jnkxeq6du7sSYyZ+dwACF0aQtgAN7nw+XAecUFIwAGdITbFU9l7VIag==
x-forefront-antispam-report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:CO1PR11MB4881.namprd11.prod.outlook.com; PTR:; CAT:NONE; SFS:(366004)(396003)(376002)(136003)(346002)(39860400002)(316002)(8676002)(66446008)(76116006)(7696005)(966005)(66476007)(54906003)(8936002)(33656002)(110136005)(86362001)(4326008)(6666004)(9686003)(83380400001)(71200400001)(478600001)(55016002)(6506007)(64756008)(66946007)(186003)(52536014)(2906002)(66556008)(5660300002); DIR:OUT; SFP:1101;
x-ms-exchange-antispam-messagedata: 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
x-ms-exchange-transport-forked: True
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
MIME-Version: 1.0
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-AuthSource: CO1PR11MB4881.namprd11.prod.outlook.com
X-MS-Exchange-CrossTenant-Network-Message-Id: 66d259a4-f0a6-4d25-74f0-08d8a28b3001
X-MS-Exchange-CrossTenant-originalarrivaltime: 17 Dec 2020 12:56:35.8259 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: 5ae1af62-9505-4097-a69a-c1553ef7840e
X-MS-Exchange-CrossTenant-mailboxtype: HOSTED
X-MS-Exchange-CrossTenant-userprincipalname: 81+fCwpM3dvPwyYjfnKthlDn2giu6BxuxDKbKkpOHqh/ESGjwFUahycEx7xn66llwFn2dPwFEqVmxAFAgvPTxg==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR1101MB2271
X-OriginatorOrg: cisco.com
X-Outbound-SMTP-Client: 173.36.7.12, xch-aln-002.cisco.com
X-Outbound-Node: rcdn-core-10.cisco.com
Archived-At: <https://mailarchive.ietf.org/arch/msg/roll/zTHEKwo4ltldacjT0YZZk5zKkEA>
Subject: Re: [Roll] Erik Kline's No Objection on draft-ietf-roll-unaware-leaves-26: (with COMMENT)
X-BeenThere: roll@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Routing Over Low power and Lossy networks <roll.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/roll>, <mailto:roll-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/roll/>
List-Post: <mailto:roll@ietf.org>
List-Help: <mailto:roll-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/roll>, <mailto:roll-request@ietf.org?subject=subscribe>
X-List-Received-Date: Thu, 17 Dec 2020 12:56:41 -0000

Hello Erik

Sorry for publishing in between; I try to be reactive to ensure that you get the most recent update to review.

In any case, a great many thanks for your review of this and useofrplinfo, good that you can do both at the same time since they are related.

I committed the diffs in https://github.com/roll-wg/roll-unaware-leaves/commit/a2ac00f7f9ccbc67d752ebd81767a984c3f03202 and plan to publish 27 later today with additional review comments incorporated.

Let's see below:

> ----------------------------------------------------------------------
> COMMENT:
> ----------------------------------------------------------------------
> 
> (I reviewed -25, only skimmed the diff from -25 to -26)
> 
> [[ comments ]]
> 
> [ section 5.4 ]
> 
> * Another way to address non-zero segments left RH3s in
>   useofrplinfo might be to add some text here saying they MUST
>   be dropped and MAY send ICMPv6 error messages, and then
>   point to this text.  Or just say that there's no change to
>   the processing of these from existing documents. Or something.

I'd rather have useofrplinfo be the reference in general, because it deals with all use cases including RULs.
For this matter though, we do not change a thing from RFC 8200; so both texts can point there.

I added a quote from RFC 8200, without the normative aspect, as follows:
"

   When the Segments Left is non-zero, the RUL discards the packet and
   send an ICMP Parameter Problem, Code 0, message to the packet's
   Source Address, pointing to the unrecognized Routing Type.

"
> 
> [[ nits ]]

All done!

Many thanks again, Erik!

Pascal