The MPLS WG Archive

[Shahram Davari <Shahram_Davari@pmc-sierra.com>]

I think a question to ask is, which one requires less software to implement:

(LDP + CR-LDP) or (LDP + RSVP-TE)?

-Shahram

> -----Original Message-----
> From: David Charlap [mailto:david.charlap@marconi.com]
> Sent: Thursday, July 25, 2002 10:42 AM
> To: IETF MPLS List
> Subject: Re: initiating a discussion on mpls singaling protocols
> 
> 
> 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
> 
>