Re: Multi-Area TE Protocol Extensions
Jean Philippe Vasseur <jvasseur@cisco.com> Tue, 10 December 2002 17:36 UTC
Envelope-to: ccamp-data@psg.com
Delivery-date: Tue, 10 Dec 2002 09:40:23 -0800
Message-Id: <4.3.2.7.2.20021210123021.0382fe10@paris.cisco.com>
Date: Tue, 10 Dec 2002 12:36:10 -0500
To: Dimitri.Papadimitriou@alcatel.be
From: Jean Philippe Vasseur <jvasseur@cisco.com>
Subject: Re: Multi-Area TE Protocol Extensions
Cc: sachin laddha <sachinl@internettrends.co.in>, mpls@UU.NET, ccamp@ops.ietf.org
Mime-Version: 1.0
Content-Type: text/plain; charset="us-ascii"; format="flowed"
Hi Dimitri, cc'ing CCAMP - see in line, At 17:45 10/12/2002 +0100, Dimitri.Papadimitriou@alcatel.be wrote: >jp, > >in fact the below list should simply be as follows for >signalling-based methods: 1) constraint-passing 2) loose >routing and 3) path query; > >and the for constraint-passing we have a several i-d's >such as, > >http://www.ietf.org/internet-drafts/draft-lee-ccamp-rsvp-te-exclude-route-01.txt > this ID does not propose a mechanism to compute inter-area TE path >constraint passing may also be extended using the crank- >back as listed below; the usage scenarios of these methods >are described in the following: > >http://www.ietf.org/internet-drafts/draft-kompella-mpls-multiarea-te-03.txt > >now probably it is worth spending some time in considering >input coming from the tewg wrt to this effort, most of the >input that you see listed above has been produced over the >past year (and more) i can't imagine stepping in the protocol >details without a clear consensus on what do we want to cover >within the ccamp wg & w/o taking into account the tewg rec's >(probably better to discuss this on the ccamp mailing list) Fully agree with you. Hopefully multi-area TE should be soon part of the CCAMP charter. JP. >thanks, >- dimitri. > >Jean Philippe Vasseur wrote: > > > > Hi, > > > > At 13:53 10/12/2002 +0530, sachin laddha wrote: > > >Hi, > > >'draft-ash-multi-area-te-reqmts-01.txt' stated in section 5 as > > >"Initial requirements are given here for protocol support of the > multi-area > > >TE methods, which include needs to support > > > > > >* path-computation-server (PCS) functionality [kompella, lee, > vasseur, > > >te-qos-routing], > > >* query functionality [query, vasseur], > > >* crankback functionality [crankback], > > > > > >and, optionally, > > > > > >* TE feedback functionality [feedback], and > > >* summary-LSA functionality [summary_lsa]." > > >. > > >I want to know whether cisco/juniper routers (standard ones) supports > all of > > >the above extension. > > >or if not,how many.......or Whether router is supposed to support how many > > >... > > > > I do not think any vendor supports all the method mentioned above, but just > > a subset. If you are running a network, your feed-backs on your preferred > > method is very welcome. > > > > JP. > > > > >Regards, > > >---Sachin > >-- >Papadimitriou Dimitri >E-mail : dimitri.papadimitriou@alcatel.be >Private: http://www.rc.bel.alcatel.be/~papadimd/index.html >E-mail : dpapadimitriou@psg.com >Public : http://psg.com/~dpapadimitriou/ >Address: Fr. Wellesplein 1, B-2018 Antwerpen, Belgium >Phone : Work: +32 3 2408491 - Home: +32 2 3434361
- Re: Multi-Area TE Protocol Extensions Dimitri.Papadimitriou
- Re: Multi-Area TE Protocol Extensions Cheng-Yin Lee
- Re: Multi-Area TE Protocol Extensions Dimitri.Papadimitriou
- Re: Multi-Area TE Protocol Extensions Jean Philippe Vasseur
- Re: Multi-Area TE Protocol Extensions Dimitri.Papadimitriou
- Re: Multi-Area TE Protocol Extensions Jean Philippe Vasseur
- Re: Multi-Area TE Protocol Extensions Cheng-Yin Lee
- Re: Multi-Area TE Protocol Extensions Dimitri.Papadimitriou
- Re: Multi-Area TE Protocol Extensions Cheng-Yin Lee
- Re: Multi-Area TE Protocol Extensions Yakov Rekhter
- Re: Multi-Area TE Protocol Extensions Dimitri.Papadimitriou
- Re: Multi-Area TE Protocol Extensions Yakov Rekhter
- Re: Multi-Area TE Protocol Extensions Dimitri.Papadimitriou
- Re: Multi-Area TE Protocol Extensions Jean Philippe Vasseur