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Re: Heads up: Long AS-sets announced in the next few days

  • From: Niels Bakker
  • Date: Thu Mar 03 20:19:50 2005

* lorenzo@ripe.net (Lorenzo Colitti) [Fri 04 Mar 2005, 02:09 CET]:
> As far as the RFC is concerned, the AS-set is part of the AS-path. See 
> Section 4.3, which says the AS-path is "a well-known mandatory attribute 
> that is composed of a sequence of AS path segments. Each AS path segment 
> is represented by a triple <path segment type, path segment length, path 
> segment value>," where path segment type is 1 for AS_SEQUENCE and 2 for 
> AS_SET.

I stand corrected.


> The RFC also says:
> 
>>      An AS_SET implies that the destinations listed in the NLRI can be
>>      reached through paths that traverse at least some of the
>>      constituent autonomous systems.
> 
> which is exactly what we are doing.

Which would be planning to advertise routes with attributes claiming a
topology that does not conform to reality?


	-- Niels.

-- 
                              The idle mind is the devil's playground




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