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lots of prepends

Subject: lots of prepends
From: randy at psg.com (Randy Bush)
Date: Fri, 20 Feb 2009 07:57:57 +0900
In-reply-to: <[email protected]>
References: <[email protected]> <[email protected]> <[email protected]>

> The only ill effect is if set it too low.... we tested it a bit
> at 20-30 AS path length range figuring we shouldn't see *much*
> and it was staggering over time.  The unfortunate thing more
> related to your question is that we found some AS's that were
> prepending 40-50 times to ALL their upstreams so with max-as set
> too low we had no routing to them at all!

aha!  an idiot filter.  this could be a feature, not a bug.

randy

References:
- lots of prepends
  - From: swmike at swm.pp.se (Mikael Abrahamsson)
- lots of prepends
  - From: sethm at rollernet.us (Seth Mattinen)
- lots of prepends
  - From: pstewart at nexicomgroup.net (Paul Stewart)

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