AS0 in AS path

David Conrad drc at virtualized.org
Fri Aug 6 16:52:09 CDT 2010


On Aug 6, 2010, at 11:48 AM, Valdis.Kletnieks at 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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