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Re: Propogating PE + P loopbacks only

  • From: Aamer Akhter <aakhter@cisco.com>
  • Date: Tue, 26 Oct 2004 21:45:36 -0400
  • Cc: mpls ops <mpls-ops@mplsrc.com>
  • Resent-Date: Tue, 26 Oct 2004 22:17:13 -0400

to be absolutely precise, you really only need the label for the PE 
advertised next-hops (generally the loopbacks).

just curious, what is the motivation for doing this?


On Oct 25, 2004, at 3:57 PM, Daniel Roesen wrote:

> On Mon, Oct 25, 2004 at 08:44:41PM +0100, mike_chapman@tiscali.co.uk 
> wrote:
>> I thing I am right in saying that I only need to advertise labels for 
>> PE
>> and P boxes (their loopbacks) in a simple MPLS VPN core network - 
>> please
>> correct me if I am wrong. Can someone tell me how I can do this on 
>> cisco
>> routers or point me in the right direction.
>
> no mpls ldp advertise-labels
> mpls ldp advertise-labels for loopbacks
>
> ip access-list standard loopbacks
>  remark Loopback IP range to limit LDP label advertisements
>  permit <your prefix(es) where your loopbacks are in>
>  deny   any
>
>
> Best regards,
> Daniel
>
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-- 
Aamer Akhter / aa@cisco.com
NSITE cisco Systems

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