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Cell Relay Retreat>MPLS WG Archive>month:2002-Jul> msg00367



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initiating a discussion on mpls singaling protocols

  • From: David Charlap <david.charlap@marconi.com>
  • Date: Thu, 25 Jul 2002 10:42:07 -0400
  • User-Agent: Mozilla/5.0 (Windows; U; WinNT4.0; en-US; rv:1.1b) Gecko/20020719

Bisewski, Radoslaw wrote:
> But CR-LDP is an extension to the LDP protocol. While RSVP-TE has nothing in
> common with LDP. After "eliminating" CR-LDP you will still have two MPLS
> signalling protocols MPLS LDP and RSVP-TE.

So?  These two serve very different purposes and are not redundant.

LDP automatically generates LSPs based on the routing table.

RSVP-TE generates traffic-engineered LSPs based on requests from an 
ingress router.

-- David