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Re: MPLS 2547 across multiple areas of OSPF.

  • From: Robert Raszuk <raszuk@cisco.com>
  • Date: Tue, 25 Dec 2001 18:03:30 +0100
  • CC: mpls-ops@mplsrc.com
  • Organization: Signature: http://www.employees.org/~raszuk/sig/
  • Resent-Date: Tue, 25 Dec 2001 13:06:54 -0500
  • To: Biswajit Das <Biswajit_Das@ril.com>


The only thing you need to keep in mind is not to summarize PE's
loopbacks at ABRs. 

R.

> Biswajit Das wrote:
> 
> Hi All,
> Here is a situation when a MPLS VPN (RFC2547bis)  needs to be formed at PE1 in
> area1 (OSPF)with route reflector in area0, PE2 in area2. With route
> summarisation on ABR which also acts as P router,
> 1    Is there any problem foreseen ? If it is yes, what is the reason ? The
> platforms considered is Cisco 7600 series routers as PE and Cisco 7600 series as
> route reflector in area0.
> 2    Does route summarisation at area boundary has any role to play either
> negatively or positively ?
> 3.Is there any deployment in any service provider environment ?
> 
> Thanks in advance.
> Regards.
> Biswajit
> 
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