Re: [Idr] I-D Action: draft-ietf-idr-tunnel-encaps-21.txt

John Scudder <jgs@juniper.net> Thu, 07 January 2021 19:36 UTC

Return-Path: <jgs@juniper.net>
X-Original-To: idr@ietfa.amsl.com
Delivered-To: idr@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 94C683A0BF3 for <idr@ietfa.amsl.com>; Thu, 7 Jan 2021 11:36:35 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.349
X-Spam-Level:
X-Spam-Status: No, score=-2.349 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.25, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=juniper.net header.b=EmmZQhP8; dkim=pass (1024-bit key) header.d=juniper.net header.b=ffxhbvZO
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 zTGWQjDcNGz3 for <idr@ietfa.amsl.com>; Thu, 7 Jan 2021 11:36:34 -0800 (PST)
Received: from mx0b-00273201.pphosted.com (mx0b-00273201.pphosted.com [67.231.152.164]) (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 282453A0BEB for <idr@ietf.org>; Thu, 7 Jan 2021 11:36:33 -0800 (PST)
Received: from pps.filterd (m0108161.ppops.net [127.0.0.1]) by mx0b-00273201.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 107JZOrh028747 for <idr@ietf.org>; Thu, 7 Jan 2021 11:36:33 -0800
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=juniper.net; h=from : to : subject : date : message-id : references : in-reply-to : content-type : content-id : content-transfer-encoding : mime-version; s=PPS1017; bh=r5VhVK9gB6dL0IVZJZcyb8dVSWypSGR8eIWbRKhvZaU=; b=EmmZQhP8Z+f7Fu1Spyf9kbWnds0Hmjx/Ms5lupdo3qienHZc3480Hvj0K6EnAKXVxITX aCF6msbnBPQytQjyEHdJli/GAKyt55F7oECXtjp+at+0FdIRAcVa4boYUrQowuMxlsju nw+pRTz+lCWiFvoaQ67IZWt6RmQXvjOvYq/9Uura3C1EJ2Tyooz1ymn/VxKOGewDjA1h Lat50UR/wm5eoiHqBWlkqqOqowFQp7lAWvDnxmai6ieEuB8CoGuyxQP/lVaJw5Puvydn AFW3DfB1SLHWrktnL0c7SjOaX2fhiLILKxZXt13ohqwN6Icp87R9K5daOW6gO7HGjL64 Xw==
Received: from nam10-dm6-obe.outbound.protection.outlook.com (mail-dm6nam10lp2101.outbound.protection.outlook.com [104.47.58.101]) by mx0b-00273201.pphosted.com with ESMTP id 35wrk9hdx1-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for <idr@ietf.org>; Thu, 07 Jan 2021 11:36:33 -0800
ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=nAhMq9evHSYO3cqgYM5rS1BJ2V1n70gbFELJCu6Is7+KdlGm2WodXmPh5k8utbOVn5uytrL1GRxikRjJtiJL0WpDlWVDgIUF+3+z7J6+IjTmd6B+IZ8QBpRST/8IXGhh0FVwFzNoCCBJ/7tkThXlKK/52gN0SVkoPEJ41lfeex65GqX4VZSTEmJxOPVPGfOf71Nu6CeFe19+AV0hDMLvdsicmURBFiWZcNRpqqSNQGqTQ93PeuPcooYpVMVwZpaf9V3DCDZIkyILbAm/L10iMA8VPGKB0dbJVL160k6WD9rFKQ0iA6ic+/+YrtEZ0r5gsxxPEXXSw3fuKSIURGSvOQ==
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=r5VhVK9gB6dL0IVZJZcyb8dVSWypSGR8eIWbRKhvZaU=; b=PP7/6PWweTho/Xd9qU35NTmGVitjg4JHHnrgQWNTssnSvtZrEmkEIms+6JGC5DAVIyT69nFq/YUjjEOOxXQq4PVD6FPzi0bAbx1FFk3xAb0v7xQU5Vy/LCBa5wXE3MGhyQWt7QtPker2c+yDkTYv2Erjibm9jz/pJe+E/66TUGHSiqdUtoX81i70JRf36FiGMC6yZAaS69pNgXyN1JS6RGALvIYOMGeQdVuMZbefNaJPcuQKhvCBDtvAi6qa60xCrbbAZSckG2vJA7+zQx4CF5dEhFbW0kTlO2L2wmiOKHANACU0xsZc/uikBVEkLSsQb9hCv0Lm/+MxxkyUvL3p1w==
ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=juniper.net; dmarc=pass action=none header.from=juniper.net; dkim=pass header.d=juniper.net; arc=none
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=juniper.net; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=r5VhVK9gB6dL0IVZJZcyb8dVSWypSGR8eIWbRKhvZaU=; b=ffxhbvZOPGdQgN9Ytsel8JpJ/4L24CL9KGS7/5d8aXd5B1UMBOGyFC4C/Eg+CN8gDlOMli/EiMfFCCq9HETr8j0MDGCfQk381VGZYN3a7YHcvhUzHNkjgFpKG3oG4DDYQKlf1ZYn5EYfHuNUiru06iL2TGBG5stwaScVFLhgP+A=
Received: from MN2PR05MB6109.namprd05.prod.outlook.com (2603:10b6:208:c4::20) by MN2PR05MB6112.namprd05.prod.outlook.com (2603:10b6:208:c6::27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3763.2; Thu, 7 Jan 2021 19:36:31 +0000
Received: from MN2PR05MB6109.namprd05.prod.outlook.com ([fe80::f91f:55f3:3130:d318]) by MN2PR05MB6109.namprd05.prod.outlook.com ([fe80::f91f:55f3:3130:d318%5]) with mapi id 15.20.3763.004; Thu, 7 Jan 2021 19:36:30 +0000
From: John Scudder <jgs@juniper.net>
To: "idr@ietf.org" <idr@ietf.org>
Thread-Topic: [Idr] I-D Action: draft-ietf-idr-tunnel-encaps-21.txt
Thread-Index: AQHW5SbgCSd7CM4zhUCpfZSa0WXCk6ocjn0A
Date: Thu, 07 Jan 2021 19:36:30 +0000
Message-ID: <9A2419CF-F995-406C-844E-A15A54983FB6@juniper.net>
References: <161004576285.5304.1366274932468304576@ietfa.amsl.com>
In-Reply-To: <161004576285.5304.1366274932468304576@ietfa.amsl.com>
Accept-Language: en-US
Content-Language: en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
x-mailer: Apple Mail (2.3608.120.23.2.4)
authentication-results: ietf.org; dkim=none (message not signed) header.d=none;ietf.org; dmarc=none action=none header.from=juniper.net;
x-originating-ip: [163.116.133.117]
x-ms-publictraffictype: Email
x-ms-office365-filtering-ht: Tenant
x-ms-office365-filtering-correlation-id: ab0ca7fa-b002-46b9-8841-08d8b343888d
x-ms-traffictypediagnostic: MN2PR05MB6112:
x-microsoft-antispam-prvs: <MN2PR05MB6112A395A26F77A9661F8CD2AAAF0@MN2PR05MB6112.namprd05.prod.outlook.com>
x-ms-oob-tlc-oobclassifiers: OLM:9508;
x-ms-exchange-senderadcheck: 1
x-microsoft-antispam: BCL:0;
x-microsoft-antispam-message-info: 3+IRkdGwxaxDZQXLQqzum9BV+fO2kEPJ5ctkFx02QEuwi/M1CPlp2YVM83+ELARuoNAiqNoJsrzj9kjaPpmPgDyYrV5F4Ar0Jn//Ic4VQKaGDb36aNcs2Y0BahvQGpDdjX06L097vor+BEY2mab+baT88GkO5n9ud633AVJPGk1ANXHbjivYVKstejJ6rlSp6GAv18AkkxPbhGz73Vs4qAIo1yLDjZobLkDVauKa/DNfjeGvuoVu9PBJICS+YiFjwz/KtGsqiLepApgWU3/eM0CnhZyyIKdynK9yOWQKz7h6bSaMLdBcJRPpGJCzbdQLDjL+w9S0qmwsc2UhwXNOCl6Y4D+aBaZ6/KFuAl3X0r7+xQDKiQbJ5EM1G2QuUrkGXi6AuLdmLxgn+zQ2R96DIoCtbqNv/NsFfnvjNJgDUwSKRPNlybFHJSZDnTSzNTzc
x-forefront-antispam-report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:MN2PR05MB6109.namprd05.prod.outlook.com; PTR:; CAT:NONE; SFS:(4636009)(366004)(91956017)(76116006)(64756008)(66946007)(66446008)(8936002)(186003)(66476007)(6486002)(66556008)(8676002)(26005)(2906002)(53546011)(6506007)(33656002)(5660300002)(2616005)(86362001)(66574015)(83380400001)(498600001)(6916009)(71200400001)(36756003)(6512007)(45980500001); DIR:OUT; SFP:1102;
x-ms-exchange-antispam-messagedata: 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
x-ms-exchange-transport-forked: True
Content-Type: text/plain; charset="utf-8"
Content-ID: <10D3F8DEE30DCA4A90982F14705594DD@namprd05.prod.outlook.com>
Content-Transfer-Encoding: base64
MIME-Version: 1.0
X-OriginatorOrg: juniper.net
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-AuthSource: MN2PR05MB6109.namprd05.prod.outlook.com
X-MS-Exchange-CrossTenant-Network-Message-Id: ab0ca7fa-b002-46b9-8841-08d8b343888d
X-MS-Exchange-CrossTenant-originalarrivaltime: 07 Jan 2021 19:36:30.7333 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: bea78b3c-4cdb-4130-854a-1d193232e5f4
X-MS-Exchange-CrossTenant-mailboxtype: HOSTED
X-MS-Exchange-CrossTenant-userprincipalname: DDtYLaaXoNQlx/QkvA9eCu6T9P3HZs0SZsVbCve045al9p4bMYDcF5rCsZiGo2rV
X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR05MB6112
X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.343, 18.0.737 definitions=2021-01-07_08:2021-01-07, 2021-01-07 signatures=0
X-Proofpoint-Spam-Details: rule=outbound_spam_notspam policy=outbound_spam score=0 suspectscore=0 phishscore=0 adultscore=0 mlxlogscore=448 lowpriorityscore=0 impostorscore=0 bulkscore=0 malwarescore=0 mlxscore=0 spamscore=0 priorityscore=1501 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101070114
Archived-At: <https://mailarchive.ietf.org/arch/msg/idr/A2yVoJ_L33PkTiOdZM5rnzdciLI>
Subject: Re: [Idr] I-D Action: draft-ietf-idr-tunnel-encaps-21.txt
X-BeenThere: idr@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Inter-Domain Routing <idr.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/idr>, <mailto:idr-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/idr/>
List-Post: <mailto:idr@ietf.org>
List-Help: <mailto:idr-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/idr>, <mailto:idr-request@ietf.org?subject=subscribe>
X-List-Received-Date: Thu, 07 Jan 2021 19:36:36 -0000

This version includes changes requested during IESG evaluation, and discussed on the list.

—John

> On Jan 7, 2021, at 1:56 PM, internet-drafts@ietf.org wrote:
> 
> A New Internet-Draft is available from the on-line Internet-Drafts directories.
> This draft is a work item of the Inter-Domain Routing WG of the IETF.
> 
>        Title           : The BGP Tunnel Encapsulation Attribute
>        Authors         : Keyur Patel
>                          Gunter Van de Velde
>                          Srihari R. Sangli
>                          John Scudder
>        Filename        : draft-ietf-idr-tunnel-encaps-21.txt
>        Pages           : 46
>        Date            : 2021-01-07
> 
> Abstract:
>   This document defines a BGP Path Attribute known as the "Tunnel
>   Encapsulation Attribute", which can be used with BGP UPDATEs of
>   various SAFIs to provide information needed to create tunnels and
>   their corresponding encapsulation headers.  It provides encodings for
>   a number of Tunnel Types along with procedures for choosing between
>   alternate tunnels and routing packets into tunnels.
> 
>   This document obsoletes RFC 5512, which provided an earlier
>   definition of the Tunnel Encapsulation Attribute.  RFC 5512 was never
>   deployed in production.  Since RFC 5566 relies on RFC 5512, it is
>   likewise obsoleted.  This document updates RFC 5640 by indicating
>   that the Load-Balancing Block sub-TLV may be included in any Tunnel
>   Encapsulation Attribute where load balancing is desired.
...