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Two signalling protocols (LDP & RSVP)

  • From: mgoel@hss.hns.com
  • Date: Fri, 27 Apr 2001 16:17:25 +0530
  • cc: mpls@UU.NET
  • X-Lotus-FromDomain: HSS






>

> Although both CR-LDP and RSVP-TE provides similar functionalities, but one
>> significant reason why we would like to run both the protocols on the same
>> interface can be that TE-RSVP supports IP record route option using its
record
>> route objects.But CR-LDP doesn't support IP record route option.
>>Mohit

>The above seems to be an excellent argument for running RSVP-TE.
>It is not (as it stands) a justification for running *both* RSVP
>and CR-LDP.

>Kireeti.

CR-LDP supports path reoptimization which means that it has the capability to
repath loosely routed LSPs based on traffic pattern changes. But RSVP-TE does
not support the feature of path reoptimization.

Mohit