IETF Logo Mail Archive

[Lsr] Flooding Path Direction

"Jakob Heitz (jheitz)" <jheitz@cisco.com> Thu, 04 April 2019 03:19 UTC

Return-Path: <jheitz@cisco.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 0A35A12012F for <lsr@ietfa.amsl.com>; Wed, 3 Apr 2019 20:19:52 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -14.5
X-Spam-Level:
X-Spam-Status: No, score=-14.5 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_HI=-5, 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 header.b=ixvhEmtT; dkim=pass (1024-bit key) header.d=cisco.onmicrosoft.com header.b=crOTZt0K
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 iz8kcCSgtOQ2 for <lsr@ietfa.amsl.com>; Wed, 3 Apr 2019 20:19:51 -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 016A6120021 for <lsr@ietf.org>; Wed, 3 Apr 2019 20:19:50 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=cisco.com; i=@cisco.com; l=3959; q=dns/txt; s=iport; t=1554347990; x=1555557590; h=from:to:subject:date:message-id:mime-version; bh=S51p04hYzhbq+HnYtSR0OlTNSNj41MXCu16YV9NIBic=; b=ixvhEmtTWSASuT8hJkSzeTIK9fdzypq3ovu2i3CvP2kGvbn87E/PNfJQ QodWk2bxrxbOHkxBY2vuhy7NuTRDEihsCYy4PgQ1ygAeOPB35t8gPJdW3 0WdXyw88l4kXr85LdjYVJwbsGMmUOz6BVS3heyZ1+wXtTc6deudlBBXDL o=;
IronPort-PHdr: 9a23:xkL9qh/53vlxXv9uRHGN82YQeigqvan1NQcJ650hzqhDabmn44+/bR7E/fs4iljPUM2b8P9Ch+fM+4HYEW0bqdfk0jgZdYBUERoMiMEYhQslVcyFBEznPtbhbjcxG4JJU1o2t3w=
X-IronPort-Anti-Spam-Filtered: true
X-IronPort-Anti-Spam-Result: A0C5AADodqVc/4kNJK1lHAEBAQQBAQcEAQGBUgYBAQsBgQ4vUANoVCAECycKh0sDjyRKlFeESoEugSQDVA0BAQEshEAChUQiNQgNAQEDAQEJAQMCbRwBC4V+EwEBOBEBgQAmAQQbgxuBEUwDFQECoSsCihSCIIJ5AQEFhQ8YggwIgTABizIXgUA/gVeHUIM5giaRM4dajFoJApQRlEmLS5NsAgQCBAUCDgEBBYFRATWBVnAVgyeCCoNvilNygSiNdwGBHgEB
X-IronPort-AV: E=Sophos;i="5.60,306,1549929600"; d="scan'208,217";a="543226078"
Received: from alln-core-4.cisco.com ([173.36.13.137]) by rcdn-iport-4.cisco.com with ESMTP/TLS/DHE-RSA-SEED-SHA; 04 Apr 2019 03:19:49 +0000
Received: from XCH-ALN-019.cisco.com (xch-aln-019.cisco.com [173.36.7.29]) by alln-core-4.cisco.com (8.15.2/8.15.2) with ESMTPS id x343JnrT025007 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=FAIL) for <lsr@ietf.org>; Thu, 4 Apr 2019 03:19:49 GMT
Received: from xhs-aln-002.cisco.com (173.37.135.119) by XCH-ALN-019.cisco.com (173.36.7.29) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Wed, 3 Apr 2019 22:19:49 -0500
Received: from xhs-rtp-003.cisco.com (64.101.210.230) by xhs-aln-002.cisco.com (173.37.135.119) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Wed, 3 Apr 2019 22:19:48 -0500
Received: from NAM04-BN3-obe.outbound.protection.outlook.com (64.101.32.56) by xhs-rtp-003.cisco.com (64.101.210.230) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Wed, 3 Apr 2019 23:19:48 -0400
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cisco.onmicrosoft.com; s=selector1-cisco-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=GU9vKWEH3Lo+6geygXxHZtJGuqlsO7+If5ZPUUTRVqU=; b=crOTZt0KMuIO6zg7ebyJfNHaH2Z+avlIWDuDppAXHrls0QAeZUlxFM0xtPG0lgX4zayDCQcqDcUNzT92yAgZe3IK4JxIEeyrnX0b+vcdE7m1mDusCmygensvh5vfjV8RqS4g49GtHB+Vc72rv20ofxYoQ1XjEvlFV2qcoKhSPGc=
Received: from BYAPR11MB3751.namprd11.prod.outlook.com (20.178.238.144) by BYAPR11MB2760.namprd11.prod.outlook.com (52.135.228.14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1750.22; Thu, 4 Apr 2019 03:19:47 +0000
Received: from BYAPR11MB3751.namprd11.prod.outlook.com ([fe80::a417:158f:9c54:b98a]) by BYAPR11MB3751.namprd11.prod.outlook.com ([fe80::a417:158f:9c54:b98a%5]) with mapi id 15.20.1771.011; Thu, 4 Apr 2019 03:19:47 +0000
From: "Jakob Heitz (jheitz)" <jheitz@cisco.com>
To: "lsr@ietf.org" <lsr@ietf.org>
Thread-Topic: Flooding Path Direction
Thread-Index: AdTqkbHsqMouS91uR3+cx5O9Dydfsg==
Date: Thu, 04 Apr 2019 03:19:47 +0000
Message-ID: <BYAPR11MB375152970011BD7563A8E271C0500@BYAPR11MB3751.namprd11.prod.outlook.com>
Accept-Language: en-US
Content-Language: en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
authentication-results: spf=none (sender IP is ) smtp.mailfrom=jheitz@cisco.com;
x-originating-ip: [128.107.241.182]
x-ms-publictraffictype: Email
x-ms-office365-filtering-correlation-id: f4eb2ea6-1a56-49dd-90df-08d6b8ac645b
x-microsoft-antispam: BCL:0; PCL:0; RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600139)(711020)(4605104)(2017052603328)(7193020); SRVR:BYAPR11MB2760;
x-ms-traffictypediagnostic: BYAPR11MB2760:
x-ms-exchange-purlcount: 2
x-microsoft-antispam-prvs: <BYAPR11MB27608FA280BAFDFE0B9CCE82C0500@BYAPR11MB2760.namprd11.prod.outlook.com>
x-forefront-prvs: 0997523C40
x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(39860400002)(136003)(396003)(366004)(376002)(346002)(189003)(199004)(105586002)(25786009)(2501003)(486006)(9686003)(71190400001)(6916009)(3846002)(8936002)(71200400001)(7736002)(99286004)(55016002)(476003)(86362001)(6436002)(1730700003)(66066001)(53936002)(54896002)(74316002)(8676002)(6306002)(5640700003)(6116002)(790700001)(52536014)(5660300002)(256004)(558084003)(186003)(2351001)(2906002)(33656002)(81166006)(478600001)(81156014)(3480700005)(102836004)(316002)(26005)(6506007)(68736007)(14454004)(106356001)(97736004)(7116003)(7696005); DIR:OUT; SFP:1101; SCL:1; SRVR:BYAPR11MB2760; H:BYAPR11MB3751.namprd11.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; MX:1; A:1;
received-spf: None (protection.outlook.com: cisco.com does not designate permitted sender hosts)
x-ms-exchange-senderadcheck: 1
x-microsoft-antispam-message-info: 3nRcs3Ll98tDPGGrr2NEAXBGdr9p3MY5X4jH9JnncBqnUulVI8QLIKQgK2f54eO8sfquq28foBhwiKuIgEo9HuFiKgZ5K7fwnAc4HPL6NjvDje8qTGQjZrQKc+h8mL98Lgr2VTkJhHVpXaE5Q/dS5gaFlfJYfaAR7z5Pb2eFR5OEeJr3NGYlpnJRfjosvv+w+9JO3QgE/4ZGLX8vZ1/vIINwoCixCbCGpTI4PnpB4mE7L1SP14cDY9mwAu9veLkaEDNVFvDl1v0m2cCifsK+trgbVXieKaYrB0bbeNN7A15dteZKzodKLYv+7Z0wrdrjdE29J2qAyvdQQ/CtBuF1to5O2A+4vbHfJ7Z5NJGLNHce7DjtI+1JAShZT7aac56hTunxewBkv/cdiqE5+Q4dpz1CgzcaMfHuNEDP/ti1VqU=
Content-Type: multipart/alternative; boundary="_000_BYAPR11MB375152970011BD7563A8E271C0500BYAPR11MB3751namp_"
MIME-Version: 1.0
X-MS-Exchange-CrossTenant-Network-Message-Id: f4eb2ea6-1a56-49dd-90df-08d6b8ac645b
X-MS-Exchange-CrossTenant-originalarrivaltime: 04 Apr 2019 03:19:47.5500 (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-Transport-CrossTenantHeadersStamped: BYAPR11MB2760
X-OriginatorOrg: cisco.com
X-Outbound-SMTP-Client: 173.36.7.29, xch-aln-019.cisco.com
X-Outbound-Node: alln-core-4.cisco.com
Archived-At: <https://mailarchive.ietf.org/arch/msg/lsr/dQr9nmEOMg1FkVoQp9IOOmbD1yE>
Subject: [Lsr] Flooding Path Direction
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, 04 Apr 2019 03:19:53 -0000

The direction of the Flooding Path in draft-ietf-lsr-dynamic-flooding-00
is not clear.

I think it should be uni-directional, such that path (1,2) is different to
path (2,1). If the path (1,2) should be bi-directional, then it can be encoded
as (1,2,1).

Regards,
Jakob.

v2.23.0 | Report a Bug | By Email