[pim] Path MTU support for Multicast

"Nandy, Tathagata" <tathagata.nandy@hpe.com> Thu, 27 February 2020 06:24 UTC

Return-Path: <prvs=0326bf9566=tathagata.nandy@hpe.com>
X-Original-To: pim@ietfa.amsl.com
Delivered-To: pim@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 7D3053A12E5 for <pim@ietfa.amsl.com>; Wed, 26 Feb 2020 22:24:53 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.888
X-Spam-Level:
X-Spam-Status: No, score=-1.888 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, HTML_MESSAGE=0.001, SPF_HELO_NONE=0.001, T_SPF_TEMPERROR=0.01] autolearn=ham autolearn_force=no
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 7HUl_hOx5eo5 for <pim@ietfa.amsl.com>; Wed, 26 Feb 2020 22:24:44 -0800 (PST)
Received: from mx0a-002e3701.pphosted.com (mx0a-002e3701.pphosted.com [148.163.147.86]) (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 3C9FC3A12E4 for <pim@ietf.org>; Wed, 26 Feb 2020 22:24:43 -0800 (PST)
Received: from pps.filterd (m0150241.ppops.net [127.0.0.1]) by mx0a-002e3701.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 01R6IT4R013061 for <pim@ietf.org>; Thu, 27 Feb 2020 06:24:42 GMT
Received: from g4t3425.houston.hpe.com (g4t3425.houston.hpe.com [15.241.140.78]) by mx0a-002e3701.pphosted.com with ESMTP id 2ye2dk28b4-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for <pim@ietf.org>; Thu, 27 Feb 2020 06:24:41 +0000
Received: from G1W8107.americas.hpqcorp.net (g1w8107.austin.hp.com [16.193.72.59]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by g4t3425.houston.hpe.com (Postfix) with ESMTPS id 2106392 for <pim@ietf.org>; Thu, 27 Feb 2020 06:24:41 +0000 (UTC)
Received: from G9W8455.americas.hpqcorp.net (2002:10d8:a15e::10d8:a15e) by G1W8107.americas.hpqcorp.net (2002:10c1:483b::10c1:483b) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Thu, 27 Feb 2020 06:24:41 +0000
Received: from NAM11-DM6-obe.outbound.protection.outlook.com (15.241.52.11) by G9W8455.americas.hpqcorp.net (16.216.161.94) with Microsoft SMTP Server (TLS) id 15.0.1367.3 via Frontend Transport; Thu, 27 Feb 2020 06:24:40 +0000
ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=Ly8X3AAY1A/hHF+vCP2EUr5oJ+OgA6AaMmuwEnVpzniI02OAt5jEPZwqH/53NBPCmbEQnRPQ2tfaumL6O0lCmLQ6rVPUPxP2D42faQXfK7E42kWpXeoRBpymyvYpEFApOcXis3kMkqqsLiE6rJZJTMdcqgqtBQfXYS0q8yUmp83Gg+joVqcTchN57JG6JMvyIpeQ1cgR3I0GdTeZdexCZVevfdxaEW7MKDqe8VwhQpKzjMuEnHKR7YkjjGILLPFz+Vo8mmugkGzymqp6Zc6K9RKSTXg5eePIIVm3B8IVsq7VomqDXBvpNp1PWUawwDCYDJj/bG+iKowOolaLqe3ZSg==
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=Da4ctfZoE9ZJEEEEHBOMJBGmOmxBnArCckeOEG/0gbg=; b=Zl969NLEPpSKssUtQKGRuPJV/5FZtbsfiljl1JWChz+AucQV+VeKKegDR/G7M4mTE/GNImu+sWjmGudgDDAUgdTpIrHI9esSsyvERP7YAVx1B5LGImwYNSHL/stsBG7Z8nv9B9TZt/mePFfy0rbmu/JswJCECU4myBQ6jQZMZxDaPp52Qq6U/vrACX0HG+ALH+G9LYnmDLY8XYFARIUYehtv4MF2S0WbX5zNSBeczRnR+ALKM4dFcWzd0aDpLlfmj89Aij8w1fDFYZ9eID43IIvcPMrTS2R9oW6VrWk7jtOg38zBz2yWJLxjrUNt5DICFbGkDuspsVE6ewuaU3pcxQ==
ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=hpe.com; dmarc=pass action=none header.from=hpe.com; dkim=pass header.d=hpe.com; arc=none
Received: from DF4PR8401MB0858.NAMPRD84.PROD.OUTLOOK.COM (2a01:111:e400:760a::20) by DF4PR8401MB0393.NAMPRD84.PROD.OUTLOOK.COM (2a01:111:e400:7605::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2750.21; Thu, 27 Feb 2020 06:24:39 +0000
Received: from DF4PR8401MB0858.NAMPRD84.PROD.OUTLOOK.COM ([fe80::55f5:6fdc:d5cb:5536]) by DF4PR8401MB0858.NAMPRD84.PROD.OUTLOOK.COM ([fe80::55f5:6fdc:d5cb:5536%8]) with mapi id 15.20.2750.021; Thu, 27 Feb 2020 06:24:39 +0000
From: "Nandy, Tathagata" <tathagata.nandy@hpe.com>
To: "pim@ietf.org" <pim@ietf.org>
Thread-Topic: Path MTU support for Multicast
Thread-Index: AdXtNoi5F3fH/TmWRnaKI3tRqCfy/Q==
Date: Thu, 27 Feb 2020 06:24:39 +0000
Message-ID: <DF4PR8401MB08586B1842440C25F9BCB7F1E1EB0@DF4PR8401MB0858.NAMPRD84.PROD.OUTLOOK.COM>
Accept-Language: en-US
Content-Language: en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
x-originating-ip: [16.242.235.141]
x-ms-publictraffictype: Email
x-ms-office365-filtering-ht: Tenant
x-ms-office365-filtering-correlation-id: d1ab3b95-6068-421a-d56a-08d7bb4db980
x-ms-traffictypediagnostic: DF4PR8401MB0393:
x-microsoft-antispam-prvs: <DF4PR8401MB0393155CA9EDED092086938DE1EB0@DF4PR8401MB0393.NAMPRD84.PROD.OUTLOOK.COM>
x-ms-oob-tlc-oobclassifiers: OLM:7691;
x-forefront-prvs: 03264AEA72
x-forefront-antispam-report: SFV:NSPM; SFS:(10019020)(136003)(346002)(396003)(39860400002)(376002)(366004)(189003)(199004)(9326002)(186003)(6506007)(76116006)(66446008)(7696005)(66556008)(66476007)(64756008)(86362001)(66946007)(6916009)(26005)(33656002)(55016002)(8676002)(81156014)(81166006)(8936002)(9686003)(558084003)(316002)(5660300002)(71200400001)(478600001)(2906002)(52536014); DIR:OUT; SFP:1102; SCL:1; SRVR:DF4PR8401MB0393; H:DF4PR8401MB0858.NAMPRD84.PROD.OUTLOOK.COM; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; MX:1; A:1;
received-spf: None (protection.outlook.com: hpe.com does not designate permitted sender hosts)
x-ms-exchange-senderadcheck: 1
x-microsoft-antispam: BCL:0;
x-microsoft-antispam-message-info: pv7Ahkuv3v+5B5XMm4yHvk2voApTzzaOpgkA/y6hTdjtMf5GwVTE+4XxXb0UZPzuX98dfqNh8iRxxuJcRNOwBaE0r7+Wo7pxN7FECUEVWzmzBjiUcKRPl66AC/FUPX7HitoQHhzS8+qle99pdWe4NDNNU6YsUmrXgnba08RBqrDiP+2F4ifIwjrdGyrCJWSPnJA+2kLlnSvlYRuHIAQ5LgWE7Z8cMP6i8bmyPOdMTS4wpcjRt9NUlvi9/Gwtqz8ZHZ0svhx63cZsvwt/FNVSNxXWz18dly2iSzQGrTsuS3sQ4AlX4m3DHcAUWNegkbWf7PY/EWpT/iuh6xbDN7wLdCuuOzw22lWPtby83ePJTzQrlGdR2SbQk1uUC+uJiaQvw4Rvk4xuQAyw2+Q8O7I3aGOBEf2yXss0MlBxUsitLY7YTsZDRwP+GnnwaTiGFxW0
x-ms-exchange-antispam-messagedata: FwnU4XtsH+XNzUOrBIUG0/+QY/kjWRurwhaWoXR8t19DQyMhil8UbUrD8JbPPG+8zM7uLQeKE9OpA1EIihrVc2/k07FYNcfpeITrip8dJkNANwR8Uj1a0sJffhVtx7+EL7HMwHJ1nSwjIsXiaDx1eA==
x-ms-exchange-transport-forked: True
Content-Type: multipart/alternative; boundary="_000_DF4PR8401MB08586B1842440C25F9BCB7F1E1EB0DF4PR8401MB0858_"
MIME-Version: 1.0
X-MS-Exchange-CrossTenant-Network-Message-Id: d1ab3b95-6068-421a-d56a-08d7bb4db980
X-MS-Exchange-CrossTenant-originalarrivaltime: 27 Feb 2020 06:24:39.3869 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: 105b2061-b669-4b31-92ac-24d304d195dc
X-MS-Exchange-CrossTenant-mailboxtype: HOSTED
X-MS-Exchange-CrossTenant-userprincipalname: FPYaM8N9AdHPoS6+fYQGiRJaI+yBHEv3xR4TN9yLjgtQLhgI2RMDPbeUsZjJSV3QLijmgZ1D3B4sqTsfnA9PHg==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: DF4PR8401MB0393
X-OriginatorOrg: hpe.com
X-HPE-SCL: -1
X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138, 18.0.572 definitions=2020-02-27_01:2020-02-26, 2020-02-27 signatures=0
X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 phishscore=0 adultscore=0 impostorscore=0 mlxscore=0 mlxlogscore=458 malwarescore=0 priorityscore=1501 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2001150001 definitions=main-2002270048
Archived-At: <https://mailarchive.ietf.org/arch/msg/pim/WoBraLAL4kfNyLLPmBTdDrcBp0w>
X-Mailman-Approved-At: Mon, 02 Mar 2020 11:43:58 -0800
Subject: [pim] Path MTU support for Multicast
X-BeenThere: pim@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Protocol Independent Multicast <pim.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/pim>, <mailto:pim-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/pim/>
List-Post: <mailto:pim@ietf.org>
List-Help: <mailto:pim-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/pim>, <mailto:pim-request@ietf.org?subject=subscribe>
X-List-Received-Date: Thu, 27 Feb 2020 06:24:54 -0000

Hi,



We have some proposed additions to the MTU calculations for Multicast protocols. Please let us know if this is the correct alias to send/discuss the idea/draft.



Tathagata