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Cell Relay Retreat>MPLS WG Archive>month:2002-Jul> msg00397



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Question of RRO behavior

  • From: David Charlap <david.charlap@marconi.com>
  • Date: Fri, 26 Jul 2002 15:38:04 -0400
  • User-Agent: Mozilla/5.0 (Windows; U; WinNT4.0; en-US; rv:1.1b) Gecko/20020719

Gray, Eric wrote:
> 
> 	Can you give an example of an appropriate action
> that might be driven by RRO, even supposing it has been
> correctly constructed?  My impression is that the RRO 
> is intended to be used for information only and is not 
> intended to incur some activity in response...

It may be used to verify that the LSP is actually following the route 
specified by an ERO.

It may also be used as a part of route pinning - generate a Path without 
ERO, or with a loose ERO, and then compose a strict ERO from the RRO in 
order to pin the route in place.

-- David