[90681] in North American Network Operators' Group
Re: 2006.06.05 NANOG-NOTES BGP tools BOF notes
daemon@ATHENA.MIT.EDU (Christopher L. Morrow)
Sat Jun 10 02:11:00 2006
Date: Sat, 10 Jun 2006 06:10:15 +0000 (GMT)
From: "Christopher L. Morrow" <christopher.morrow@verizonbusiness.com>
In-reply-to: <4486F14A.4070405@info.ucl.ac.be>
To: Bruno Quoitin <bqu@info.ucl.ac.be>
Cc: Matthew Petach <mpetach@netflight.com>,
"nanog@nanog.org" <nanog@nanog.org>
Errors-To: owner-nanog@merit.edu
On Wed, 7 Jun 2006, Bruno Quoitin wrote:
>
> Matthew Petach wrote:
> > Q: Randy Bush. Common problem we all face. I'm at 42
> > peering points; my neighbors are X. I have route views
> > dumps, I have my BGP dumps. I have my netflow data.
> > Want a whatifatron that shows what happens to my
> > traffic if depeer someone, or add someone, or
> > peer with SingTel in singapore, or stop peering
> > with Joe in SF.
> > That's a question many operators ask every day.
>
> We have such a whatifatron. We used it for instance to investigate the
> impact of peering/depeering on routing and on traffic in various ISP
> networks including a large european transit network. Our tool is called
> C-BGP and some of the what-if scenarios we performed on the GEANT
> network were described recently in an IEEE Network paper entitled
> "Modeling the routing of an Autonomous System with C-BGP" (November 2005).
>
Additionally, Richard Steenbergen has this:
http://www.nanog.org/mtg-0510/steenbergen.html
to say about this subject, the talk seemed cool, the tool is on
sourceForge I believe...
