IETF Logo Mail Archive

Re: [Idr] WG LC on draft-ietf-idr-large-community-03.txt (10/17/2016 to 10/31/2016)

"Jakob Heitz (jheitz)" <jheitz@cisco.com> Thu, 20 October 2016 23:06 UTC

Return-Path: <jheitz@cisco.com>
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 046881296AD for <idr@ietfa.amsl.com>; Thu, 20 Oct 2016 16:06:24 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -14.952
X-Spam-Level:
X-Spam-Status: No, score=-14.952 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_HI=-5, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, RP_MATCHES_RCVD=-0.431, SPF_PASS=-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
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 4A6x-RV2izvc for <idr@ietfa.amsl.com>; Thu, 20 Oct 2016 16:06:22 -0700 (PDT)
Received: from rcdn-iport-4.cisco.com (rcdn-iport-4.cisco.com [173.37.86.75]) (using TLSv1.2 with cipher DHE-RSA-SEED-SHA (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id A0695129675 for <idr@ietf.org>; Thu, 20 Oct 2016 16:06:22 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=cisco.com; i=@cisco.com; l=1863; q=dns/txt; s=iport; t=1477004782; x=1478214382; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-transfer-encoding:mime-version; bh=iIPaWjE95gR5Lc592XSIBQy9UAJDCeS+XxKRjLFbbHg=; b=UKGLF1J1e7lfkD8c4u82xUoDyJNXIarkb9q+/nQwYe6iA9Iq2MEY4k9L 2T918LMrCa0t5Si86lGlyAy2NhoajXsZUK7m/+OywOGv+iYsOS7RYEmRy FSMHfGMi0x5RQgKONjuLE3QBmJBJ+NJnEM+eTP4wm3oaSlagvZzrBMGtI 8=;
X-IronPort-Anti-Spam-Filtered: true
X-IronPort-Anti-Spam-Result: =?us-ascii?q?A0DiAQA1TQlY/51dJa1cGgEBAQECAQEBA?= =?us-ascii?q?QgBAQEBgz4BAQEBAR1XfQcBjSyWfJQ9gggnhXoCgX8/FAECAQEBAQEBAWIohGI?= =?us-ascii?q?BAQEEOj8MBAIBCBEEAQEBHgkHMhQJCAIEDgUIDIg+DsNbAQEBAQEBAQEBAQEBA?= =?us-ascii?q?QEBAQEBAQEBFwWGPYRViiYFmg4BhimJXJACjH+DfwEeNliDBDqBOnKIGQF/AQE?= =?us-ascii?q?B?=
X-IronPort-AV: E=Sophos;i="5.31,521,1473120000"; d="scan'208";a="162086199"
Received: from rcdn-core-6.cisco.com ([173.37.93.157]) by rcdn-iport-4.cisco.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 20 Oct 2016 23:06:21 +0000
Received: from XCH-RCD-012.cisco.com (xch-rcd-012.cisco.com [173.37.102.22]) by rcdn-core-6.cisco.com (8.14.5/8.14.5) with ESMTP id u9KN6LTE026783 (version=TLSv1/SSLv3 cipher=AES256-SHA bits=256 verify=FAIL); Thu, 20 Oct 2016 23:06:21 GMT
Received: from xch-aln-014.cisco.com (173.36.7.24) by XCH-RCD-012.cisco.com (173.37.102.22) with Microsoft SMTP Server (TLS) id 15.0.1210.3; Thu, 20 Oct 2016 18:06:21 -0500
Received: from xch-aln-014.cisco.com ([173.36.7.24]) by XCH-ALN-014.cisco.com ([173.36.7.24]) with mapi id 15.00.1210.000; Thu, 20 Oct 2016 18:06:20 -0500
From: "Jakob Heitz (jheitz)" <jheitz@cisco.com>
To: Job Snijders <job@ntt.net>
Thread-Topic: [Idr] WG LC on draft-ietf-idr-large-community-03.txt (10/17/2016 to 10/31/2016)
Thread-Index: AdIotF10Qx6LizvwQ9uItB9ryESdDgANiv0AACybzYAAADoegAAC4vMAAGdvEAAAChhMkP//vVQAgABPXBA=
Date: Thu, 20 Oct 2016 23:06:20 +0000
Message-ID: <a141faafa05845a1af6417a73aa2f361@XCH-ALN-014.cisco.com>
References: <01f301d228b4$e3319ef0$a994dcd0$@ndzh.com> <20161017215134.GA464@pfrc.org> <20161018190851.GC15392@shrubbery.net> <20161018191521.GT95811@Vurt.local> <9EFC9BAA-F917-4C70-A139-1F69CAECF9C0@pfrc.org> <20161020215938.GE1074@Vurt.local> <adb00bcd7b8e45db857eae7019c646fc@XCH-ALN-014.cisco.com> <20161020225004.GG1074@Vurt.local>
In-Reply-To: <20161020225004.GG1074@Vurt.local>
Accept-Language: en-US
Content-Language: en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
x-ms-exchange-transport-fromentityheader: Hosted
x-originating-ip: [128.107.151.84]
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
Archived-At: <https://mailarchive.ietf.org/arch/msg/idr/GEncFWPxdFEMrbCQenRc-BIvMFk>
Cc: heasley <heas@shrubbery.net>, Sue Hares <shares@ndzh.com>, IETF IDR WG <idr@ietf.org>
Subject: Re: [Idr] WG LC on draft-ietf-idr-large-community-03.txt (10/17/2016 to 10/31/2016)
X-BeenThere: idr@ietf.org
X-Mailman-Version: 2.1.17
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, 20 Oct 2016 23:06:24 -0000

Evidently, it wasn't clear. Now it is.

Thanks,
Jakob.


> -----Original Message-----
> From: Job Snijders [mailto:job@ntt.net]
> Sent: Thursday, October 20, 2016 3:50 PM
> To: Jakob Heitz (jheitz) <jheitz@cisco.com>
> Cc: Jeffrey Haas <jhaas@pfrc.org>; heasley <heas@shrubbery.net>; IETF IDR WG <idr@ietf.org>; Sue Hares
> <shares@ndzh.com>
> Subject: Re: [Idr] WG LC on draft-ietf-idr-large-community-03.txt (10/17/2016 to 10/31/2016)
> 
> Hi Jakob,
> 
> I am not sure what issue this replacement resolves. With the replacement
> text in the document I feel I have more questions than answers.
> 
> Usually a community is intended to be sent to one AS to trigger an
> action, and to multiple ASes if the community is of informative nature.
> We know we can attach multiple Large BGP Communities to a route, because
> of the variable length of the attribute.
> 
> In an earlier response I pointed at text that addresses this specific
> feature already in the current text: https://mailarchive.ietf.org/arch/msg/idr/_QULjIUDaBB4JqDR8IXuIYkAVJw
> 
> Kind regards,
> 
> Job
> 
> 
> On Thu, Oct 20, 2016 at 10:13:41PM +0000, Jakob Heitz (jheitz) wrote:
> > In addition, to deal with the values for the GA field, we will replace
> >
> >    The Global Administrator field is intended to allow different
> >    Autonomous Systems to define Large BGP Communities without collision.
> >
> > with
> >
> >   A Large Community that is intended to be sent to multiple ASes
> >   SHOULD contain an ASN in the Global Administrator field. The ASN
> >   SHOULD be one that is assigned to the entity that defines the
> >   meaning of the rest of the Large Community.  This allows a route to
> >   carry multiple Large Communities, the meaning of each being defined
> >   by different independent entities.

v2.1.24 | Report a Bug | By Email