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Re: RDs in MPLS-VPNs

  • From: Marcelo Blanes <mblanes@larc.usp.br>
  • Date: Fri, 29 Jun 2001 14:27:49 -0300 (EST)
  • cc: Carsten.Strahler@lambdanet.net, mpls-ops@mplsrc.com
  • Resent-Date: Fri, 29 Jun 2001 15:17:55 -0400
  • To: robcrane40@netscape.net
  • X-MIME-Autoconverted: from QUOTED-PRINTABLE to 8bit by host.secure4-hosting.net id f5THU5G03808
  • X-Sender: mblanes@melao


Hi,

I agree with rob. Although you can use a single rd in many case I think it
is best to create a unique rd for each VFR. It allows you a better
insertion and deleting. By now, RD allocation is my major concern for
deploying MPLS network. Perhaps only the future will show us...



Marcelo.

On Wed, 27 Jun 2001 robcrane40@netscape.net wrote:

> Use the format that uses an embedded AS number (which must be assigned to you) as oposed to the format that includes an IP address. It gives allows you a larger range of RDs (32 bits vs 16 bits).
> 
> I would suggest the simple strategy of giving each VRF its own globally
> unique RD so that you won't ever need to worry about whether or not the
> RD + IP address is globally unique (especially if you anticipate the VPN membership of sites might change in the future).
> 
> "Strahler, Carsten" <Carsten.Strahler@lambdanet.net> wrote:
> >
> > Hi all,
> > 
> > we plan to establish a MPLS-VPN service. At the moment we setup some naming
> > standardisation.
> > 
> > We have to decide which type of Route Distinguisher we want to use.  
> > 
> > Any experiences and recommendations ?
> > 
> > ----------------------------------------------------------------
> > Carsten Strahler
> > 
> > Core Network Planning IP
> > 
> > Lambdanet Communications 
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