nanog mailing list archives

Re: AS0 in AS path


From: David Conrad <drc () virtualized org>
Date: Fri, 6 Aug 2010 11:52:09 -1000

On Aug 6, 2010, at 11:48 AM, Valdis.Kletnieks () vt edu wrote:
On Fri, 06 Aug 2010 15:15:47 MDT, Mikhail Strizhov said:
Does anybody have\had experience with BGP announces containing AS 0 in 
AS path?
I know that AS 0 is reserved by IANA, but  still, is it possible to 
receive such announce messages?

After 3 decades in this business, I can make two predictions:

1) Somebody has managed to fat-finger something and announced AS0 at some point.

2) At least one vendor's gear promptly committed seppuku *after* passing the
broken announcement on to its neighbors.

Those aren't predictions, they're statistically certain observations. :-)

Regards,
-drc



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