[45783] in North American Network Operators' Group
Re: global BGP instability
daemon@ATHENA.MIT.EDU (cowie@renesys.com)
Tue Feb 19 10:47:39 2002
From: cowie@renesys.com
Message-Id: <200202191543.KAA14221@renesys.com>
To: nanog@merit.edu
Date: Tue, 19 Feb 2002 15:43:28 +0000 (GMT)
Cc: cowie@renesys.com, sean@donelan.com
In-Reply-To: <Pine.GSO.4.40.0202191013360.19806-100000@clifden.donelan.com> from "Sean Donelan" at Feb 19, 2002 10:27:53 AM
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Errors-To: owner-nanog-outgoing@merit.edu
> Several providers announced scheduled maintenance last week.
> UUNET/Worldcom listed 60+ different cities in its maintenance
> announcement for Tuesday 2/19, and more on Thursday. Abovenet
> said they would be upgrading some of their routers on Monday 2/18
> and Tuesday 2/19. Sprint had a few maintenance items scheduled
> for Tuesday. It wouldn't surprise me if other providers had
> also scheduled maintenance for Tuesday morning.
>
> There doesn't seem to much variation in the total BGP announcements,
> average latency or packet losses, so I don't think it was someone
> tickling lots of BGP routers.
Thanks to all who responded. It looks very much as if this surge
corresponds precisely with one of the above-mentioned maintenance windows
(further this deponent sayeth not). If you own enough routers,
and tickle enough of them at once, you can cause quite a stir. --jim
