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RE: Reasons to deploy MPLS-TE

  • From: sthaug@nethelp.no
  • Date: Thu, 06 May 2004 18:10:11 +0200
  • Cc: mpls-ops@mplsrc.com
  • Resent-Date: Thu, 6 May 2004 12:35:37 -0400
  • To: puddinghead_wilson007@yahoo.co.uk

> If *FRR* is the biggest driver of TE, then that can be achieved by
> using BGP as an LDP also :) (or using any other LDP) as they would
> give us multiple LSPs to the same VPNv4 prefix :)?? Will they not?

The point of FRR, as I understand it, is mainly to let you reroute to
a predefined path in the seconds before your normal IGP converges to
a new path. I don't see how BGP can help you there - remember a BGP
speaker will only announce *one* best path to other BGP speakers.

Steinar Haug, Nethelp consulting, sthaug@nethelp.no

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