Re: [irs-discuss] Fwd: I-D Action: draft-keyupate-bgp-services-01.txt
"Keyur Patel (keyupate)" <keyupate@cisco.com> Mon, 22 October 2012 23:02 UTC
Return-Path: <keyupate@cisco.com>
X-Original-To: irs-discuss@ietfa.amsl.com
Delivered-To: irs-discuss@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 956B221F8A25; Mon, 22 Oct 2012 16:02:09 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -10.599
X-Spam-Level:
X-Spam-Status: No, score=-10.599 tagged_above=-999 required=5 tests=[BAYES_00=-2.599, RCVD_IN_DNSWL_HI=-8]
Received: from mail.ietf.org ([64.170.98.30]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Nti5ApaPWoaa; Mon, 22 Oct 2012 16:02:08 -0700 (PDT)
Received: from rcdn-iport-7.cisco.com (rcdn-iport-7.cisco.com [173.37.86.78]) by ietfa.amsl.com (Postfix) with ESMTP id 4B34521F8980; Mon, 22 Oct 2012 16:02:05 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=cisco.com; i=@cisco.com; l=3847; q=dns/txt; s=iport; t=1350946925; x=1352156525; h=from:to:cc:subject:date:message-id:in-reply-to: content-id:content-transfer-encoding:mime-version; bh=2RAV22I1G9ey5FDQ9bAdoSkbJcoa6i4JZJxE7WugRr4=; b=CswCfRDgKEHrL1GNp9GAd9+quMIuMzBAY+L7iqu7VtnKtVDJMoHWuDWX QR9sFo+lv3Rynn0G+dTE1ZfQePtJnEp5Gadcmt1NwcE3r5fsk4OimrfgT ToFklg9r0Oor1JPvR71gjVRIknaJJspFG5ldkLSDm/1kmJMXy2FUDL67I k=;
X-IronPort-Anti-Spam-Filtered: true
X-IronPort-Anti-Spam-Result: Av8EAPvOhVCtJXG9/2dsb2JhbABFwT+BCIIgAQEBBAEBAQ8BJzQLEgEIEQMBAgsCEjcLHQgCBAENBQgBEgeHYgucD6Ani1iEFoF5YAOXCIoVgyKBa4JiDYIY
X-IronPort-AV: E=Sophos;i="4.80,632,1344211200"; d="scan'208";a="134274859"
Received: from rcdn-core2-2.cisco.com ([173.37.113.189]) by rcdn-iport-7.cisco.com with ESMTP; 22 Oct 2012 23:02:00 +0000
Received: from xhc-rcd-x05.cisco.com (xhc-rcd-x05.cisco.com [173.37.183.79]) by rcdn-core2-2.cisco.com (8.14.5/8.14.5) with ESMTP id q9MN20qf032303 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=FAIL); Mon, 22 Oct 2012 23:02:00 GMT
Received: from xmb-aln-x09.cisco.com ([169.254.4.239]) by xhc-rcd-x05.cisco.com ([173.37.183.79]) with mapi id 14.02.0318.001; Mon, 22 Oct 2012 18:02:00 -0500
From: "Keyur Patel (keyupate)" <keyupate@cisco.com>
To: Robert Raszuk <robert@raszuk.net>, idr wg <idr@ietf.org>, "irs-discuss@ietf.org" <irs-discuss@ietf.org>
Thread-Topic: [irs-discuss] Fwd: I-D Action: draft-keyupate-bgp-services-01.txt
Thread-Index: AQHNsKk9FnybAlUImUel5HkFkQ+9Kg==
Date: Mon, 22 Oct 2012 23:01:59 +0000
Message-ID: <EA17E74E9EB02B49B15CE5886A386F62150CC4AC@xmb-aln-x09.cisco.com>
In-Reply-To: <CA+b+ERkSX0B1LRSuccGMjMAfEaoLV8f=N3PsEP_wjzo+047E+A@mail.gmail.com>
Accept-Language: en-US
Content-Language: en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
user-agent: Microsoft-MacOutlook/14.13.0.110805
x-originating-ip: [128.107.163.173]
x-tm-as-product-ver: SMEX-10.2.0.1135-7.000.1014-19294.004
x-tm-as-result: No--50.073900-8.000000-31
x-tm-as-user-approved-sender: No
x-tm-as-user-blocked-sender: No
Content-Type: text/plain; charset="us-ascii"
Content-ID: <D3B745C93A5E624CAF275291C6308F2E@cisco.com>
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
Cc: Pedro Marques <pedro.r.marques@gmail.com>, "David Ward (wardd)" <wardd@cisco.com>, "rjs@rob.sh" <rjs@rob.sh>, Kireeti Kompella <kireeti.kompella@gmail.com>
Subject: Re: [irs-discuss] Fwd: I-D Action: draft-keyupate-bgp-services-01.txt
X-BeenThere: irs-discuss@ietf.org
X-Mailman-Version: 2.1.12
Precedence: list
List-Id: "Interface to The Internet Routing System \(IRS\)" <irs-discuss.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/irs-discuss>, <mailto:irs-discuss-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/irs-discuss>
List-Post: <mailto:irs-discuss@ietf.org>
List-Help: <mailto:irs-discuss-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/irs-discuss>, <mailto:irs-discuss-request@ietf.org?subject=subscribe>
X-List-Received-Date: Mon, 22 Oct 2012 23:02:09 -0000
Hi Robert, Thanks for the comments. :) Comments inlined #Keyur. On 10/22/12 3:02 PM, "Robert Raszuk" <robert@raszuk.net> wrote: >Dear authors, > >After reading this document I would like to observe that BGP seems to >not fit to the proposed application. Not that it is BGP fault, but the >service model required for service dissemination and discovery is much >better to be based on publish, subscribe, search primitives rather >then p2mp data base distribution propagation which is the BGP model. #Keyur: BGP has its own Pub sub model through use of RT. You could use it if you like. :) > >Putting gateways between service providers and service consumers is a >nice try to address the end point BGP protocol language barrier, but >it does not address the discovery model. #Keyur: The draft provides a way to have a service discovery. > >While one could argue that services could have attached RTs and >RT-Constrain could be used to push filter to only receive what is >necessary however current industry have already solved this problem in >a much more elegant way by using MAP servers and IF-MAP protocol >between producers and consumers. The database behind the MAP server >can be build in a very robust way (as compared to today's BGP state of >the art). #Keyur: I haven't seen a solution yet and so cant speak for it. ;) However, the draft provides BGP as a transport for service discovery and service advertisement. > >I would recommend for the authors to consider such alternatives and >possibly rewrite the proposal to make it fit the needs of this very >important class of application which is service discovery. #Keyur: Sure. Regards, Keyur > >Best regards, >R. > >---------- Forwarded message ---------- >From: <internet-drafts@ietf.org> >Date: Mon, Oct 22, 2012 at 11:13 PM >Subject: I-D Action: draft-keyupate-bgp-services-01.txt >To: i-d-announce@ietf.org > > > >A New Internet-Draft is available from the on-line Internet-Drafts >directories. > > > Title : Service Advertisement using BGP > Author(s) : Keyur Patel > Jan Medved > Rex Fernando > Burjiz Pithawala > Filename : draft-keyupate-bgp-services-01.txt > Pages : 12 > Date : 2012-10-22 > >Abstract: > A variety of services, such as NATs, firewalls, or caches, can be > embedded in a service provider network or instantiated in data > centers attached to the network. This document proposes extensions > to BGP that facilitate discovery of such service instances by > interested clients and allows dissemination of service information, > such as services capabilities or capacities, throughout the network > domain. The proposed extensions allow for optimal routing of > requests to service instances that can optimally serve them. > > >The IETF datatracker status page for this draft is: >https://datatracker.ietf.org/doc/draft-keyupate-bgp-services > >There's also a htmlized version available at: >http://tools.ietf.org/html/draft-keyupate-bgp-services-01 > >A diff from the previous version is available at: >http://www.ietf.org/rfcdiff?url2=draft-keyupate-bgp-services-01 > > >Internet-Drafts are also available by anonymous FTP at: >ftp://ftp.ietf.org/internet-drafts/ > >_______________________________________________ >I-D-Announce mailing list >I-D-Announce@ietf.org >https://www.ietf.org/mailman/listinfo/i-d-announce >Internet-Draft directories: http://www.ietf.org/shadow.html >or ftp://ftp.ietf.org/ietf/1shadow-sites.txt >_______________________________________________ >irs-discuss mailing list >irs-discuss@ietf.org >https://www.ietf.org/mailman/listinfo/irs-discuss
- [irs-discuss] Fwd: I-D Action: draft-keyupate-bgp… Robert Raszuk
- Re: [irs-discuss] Fwd: I-D Action: draft-keyupate… Keyur Patel (keyupate)