Heads up: Long AS-sets announced in the next few days
Niels Bakker
niels=nanog at bakker.net
Fri Mar 4 01:18:04 UTC 2005
* lorenzo at 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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