Re: I-D Action: draft-ietf-bfd-yang-06.txt

"Reshad Rahman (rrahman)" <rrahman@cisco.com> Tue, 25 July 2017 18:33 UTC

Return-Path: <rrahman@cisco.com>
X-Original-To: rtg-bfd@ietfa.amsl.com
Delivered-To: rtg-bfd@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 0A054131EA4; Tue, 25 Jul 2017 11:33:12 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -14.522
X-Spam-Level:
X-Spam-Status: No, score=-14.522 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=-0.001, SPF_HELO_PASS=-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
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 ZblNYL8D8DMW; Tue, 25 Jul 2017 11:33:09 -0700 (PDT)
Received: from alln-iport-8.cisco.com (alln-iport-8.cisco.com [173.37.142.95]) (using TLSv1.2 with cipher DHE-RSA-SEED-SHA (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id E397B131D0A; Tue, 25 Jul 2017 11:33:08 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=cisco.com; i=@cisco.com; l=3548; q=dns/txt; s=iport; t=1501007588; x=1502217188; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-id:content-transfer-encoding: mime-version; bh=cEmmBlVW3A5jiMLwNjNm4+wlZ+TZSO/LUmt6cuNO4B4=; b=CAu9q2/63P4SMZamQBpNd6o3Y7gdovqkwYan9ZbW8oDMkSyO2I0o4shb kyngHbViuq4ffHiDmAj0K05OhrXbsX4XT0IvL1s9fZzQcXoASRQyuHLxp eQ38lFeqHQB2UIa4TTYukLNcFqWHGbBY1uq0JSKTeHO+OWMc4Iqox3FBr s=;
X-IronPort-Anti-Spam-Filtered: true
X-IronPort-Anti-Spam-Result: =?us-ascii?q?A0CaAACujXdZ/5hdJa1dGQEBAQEBAQEBA?= =?us-ascii?q?QEBBwEBAQEBg1pkgRQHjgWRaJYGDoIELoUZAoM4PxgBAgEBAQEBAQFrKIUYAQE?= =?us-ascii?q?BAQN5DAQCAQgRBAEBAScHMhQJCAIEAQ0Fii8Qs02LSQEBAQEBAQEBAQEBAQEBA?= =?us-ascii?q?QEBAQEBAR2DKINNhQWDJoEaARIBhhMFkSuOLAKHTYxQggxXhHmKXZVoAR84fwt?= =?us-ascii?q?3FR+HQgF2hwSBIwGBDQEBAQ?=
X-IronPort-AV: E=Sophos;i="5.40,412,1496102400"; d="scan'208";a="461069985"
Received: from rcdn-core-1.cisco.com ([173.37.93.152]) by alln-iport-8.cisco.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 25 Jul 2017 18:33:07 +0000
Received: from XCH-RCD-004.cisco.com (xch-rcd-004.cisco.com [173.37.102.14]) by rcdn-core-1.cisco.com (8.14.5/8.14.5) with ESMTP id v6PIX7dh024597 (version=TLSv1/SSLv3 cipher=AES256-SHA bits=256 verify=FAIL); Tue, 25 Jul 2017 18:33:08 GMT
Received: from xch-rcd-005.cisco.com (173.37.102.15) by XCH-RCD-004.cisco.com (173.37.102.14) with Microsoft SMTP Server (TLS) id 15.0.1210.3; Tue, 25 Jul 2017 13:33:07 -0500
Received: from xch-rcd-005.cisco.com ([173.37.102.15]) by XCH-RCD-005.cisco.com ([173.37.102.15]) with mapi id 15.00.1210.000; Tue, 25 Jul 2017 13:33:07 -0500
From: "Reshad Rahman (rrahman)" <rrahman@cisco.com>
To: Yingzhen Qu <yingzhen.qu@huawei.com>, Jeffrey Haas <jhaas@pfrc.org>, "rtg-bfd@ietf.org" <rtg-bfd@ietf.org>
CC: "draft-ietf-bfd-yang@ietf.org" <draft-ietf-bfd-yang@ietf.org>, "draft-ietf-ospf-yang@ietf.org" <draft-ietf-ospf-yang@ietf.org>
Subject: Re: I-D Action: draft-ietf-bfd-yang-06.txt
Thread-Topic: I-D Action: draft-ietf-bfd-yang-06.txt
Thread-Index: AQHS8drqXiPB9yzw8Uyz6SEnSzAzYaJFxYCAgBeSvYCAAT4qwIAGf4+A
Date: Tue, 25 Jul 2017 18:33:07 +0000
Message-ID: <D59904F6.2C51B4%rrahman@cisco.com>
References: <149885255897.4584.3006333522740435620@ietfa.amsl.com> <20170705162103.GQ2289@pfrc.org> <D596866E.2C3552%rrahman@cisco.com> <594D005A3CB0724DB547CF3E9A9E810B5227CF@dfweml501-mbb>
In-Reply-To: <594D005A3CB0724DB547CF3E9A9E810B5227CF@dfweml501-mbb>
Accept-Language: en-US
Content-Language: en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
user-agent: Microsoft-MacOutlook/14.7.1.161129
x-ms-exchange-messagesentrepresentingtype: 1
x-ms-exchange-transport-fromentityheader: Hosted
x-originating-ip: [161.44.212.29]
Content-Type: text/plain; charset="iso-8859-1"
Content-ID: <4146EE365BB7FA4687418C191DA09329@emea.cisco.com>
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
Archived-At: <https://mailarchive.ietf.org/arch/msg/rtg-bfd/we7K2x5FflkkQrSeK0qv7TIXczc>
X-BeenThere: rtg-bfd@ietf.org
X-Mailman-Version: 2.1.22
Precedence: list
List-Id: "RTG Area: Bidirectional Forwarding Detection DT" <rtg-bfd.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/rtg-bfd>, <mailto:rtg-bfd-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/rtg-bfd/>
List-Post: <mailto:rtg-bfd@ietf.org>
List-Help: <mailto:rtg-bfd-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/rtg-bfd>, <mailto:rtg-bfd-request@ietf.org?subject=subscribe>
X-List-Received-Date: Tue, 25 Jul 2017 18:33:12 -0000

Hi Yingzhen,

The grouping is available @
https://github.com/jhaas-pfrc/ietf-bfd-yang/blob/master/src/yang/ietf-bfd-c
lients.yang

If you¹d like changes to the grouping, send me an email.

Regards,
Reshad.

On 2017-07-21, 12:22 PM, "Yingzhen Qu" <yingzhen.qu@huawei.com> wrote:

>Hi Reshad,
>
>Thanks for the summary.
>
>Both ospf and isis models will make corresponding changes when the new
>BFD grouping is available.
>
>Thanks,
>Yingzhen
>
>-----Original Message-----
>From: Reshad Rahman (rrahman) [mailto:rrahman@cisco.com]
>Sent: Thursday, July 20, 2017 7:19 AM
>To: Jeffrey Haas <jhaas@pfrc.org>rg>; rtg-bfd@ietf.org
>Cc: draft-ietf-bfd-yang@ietf.org; draft-ietf-ospf-yang@ietf.org
>Subject: Re: I-D Action: draft-ietf-bfd-yang-06.txt
>
>We (BFD and OSPF YANG authors) had a discussion yesterday.
>
>The agreement is that since IGP peers are auto-discovered, we want to add
>back the basic BFD config (multiplier + intervals) in IGP via a grouping.
>BFD will provide that grouping in a specific YANG module. IGP BFD YANG
>will be in a separate module (separate from the main IGP module).
>
>
>Regards,
>Reshad.
>
>On 2017-07-05, 12:21 PM, "Rtg-bfd on behalf of Jeffrey Haas"
><rtg-bfd-bounces@ietf.org on behalf of jhaas@pfrc.org> wrote:
>
>>Thanks authors for the edits on the BFD yang module.  This gets us a
>>significant step closer to alignment with the rest of IETF for network
>>instancing.
>>
>>I'd like to encourage the working group to provide feedback on this
>>issue and also the changes in the module.
>>
>>As noted in another thread, we still have to figure out how to deal
>>with accommodating interaction of the BFD yang module with client
>>protocols.
>>For
>>example, the IGPs.  In particular, how do you configure the properties
>>of the BFD sessions that may be dynamically instantiated based on
>>control protocol activity?
>>
>>-- Jeff
>>
>>On Fri, Jun 30, 2017 at 12:55:59PM -0700, 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 Bidirectional Forwarding Detection
>>>of the IETF.
>>> 
>>>         Title           : YANG Data Model for Bidirectional Forwarding
>>>Detection (BFD)
>>>         Authors         : Reshad Rahman
>>>                           Lianshu Zheng
>>>                           Mahesh Jethanandani
>>>                           Santosh Pallagatti
>>>                           Greg Mirsky
>>> 	Filename        : draft-ietf-bfd-yang-06.txt
>>> 	Pages           : 59
>>> 	Date            : 2017-06-30
>>> 
>>> Abstract:
>>>    This document defines a YANG data model that can be used to
>>>configure
>>>    and manage Bidirectional Forwarding Detection (BFD).
>>> 
>>> 
>>> 
>>> The IETF datatracker status page for this draft is:
>>> https://datatracker.ietf.org/doc/draft-ietf-bfd-yang/
>>> 
>>> There are also htmlized versions available at:
>>> https://tools.ietf.org/html/draft-ietf-bfd-yang-06
>>> https://datatracker.ietf.org/doc/html/draft-ietf-bfd-yang-06
>>> 
>>> A diff from the previous version is available at:
>>> https://www.ietf.org/rfcdiff?url2=draft-ietf-bfd-yang-06
>>> 
>>> 
>>> Please note that it may take a couple of minutes from the time of
>>>submission  until the htmlized version and diff are available at
>>>tools.ietf.org.
>>> 
>>> Internet-Drafts are also available by anonymous FTP at:
>>> ftp://ftp.ietf.org/internet-drafts/
>>