[55438] in North American Network Operators' Group
Re: Aggregate traffic management
daemon@ATHENA.MIT.EDU (Mike Lloyd)
Wed Jan 29 09:41:11 2003
Date: Wed, 29 Jan 2003 06:35:52 -0800
From: Mike Lloyd <drmike@routescience.com>
To: "Kyle C. Bacon" <kbacon@fnsi.net>
Cc: Stanislav Rost <stanrost@lcs.mit.edu>, nanog@merit.edu
In-Reply-To: <OFC486D048.650CE754-ON85256CBC.007C2B08@fnsi.net>
Errors-To: owner-nanog-outgoing@merit.edu
Hopefully I can stay within the bounds of NANOG's traditions against
marketing material if I limit myself to thanking Kyle for his comments,
and encourage anyone attending NANOG 27 who would like more info on
automated control of routing for load objectives to come find me at the
meeting.
Mike Lloyd
CTO, RouteScience
Kyle C. Bacon wrote:
>Take a look at a product called "Path Control" by RouteScience.
>
>http://www.routescience.com/
>
>I have seen their product in action and it is very slick. Does exactly
>what you want,
>plus a whole lot more and does it transparently (so if it fails you aren't
>SOL) via
>manipulating BGP tables and nexthop based on a multitude of criteria.
>
>K
>
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>
> Stanislav
> Rost To: nanog@merit.edu
> <stanrost@lcs cc:
> .mit.edu> Subject: Aggregate traffic management
> Sent by:
> owner-nanog@m
> erit.edu
>
>
> 01/28/2003
> 04:59 PM
>
>
>
>
>
>
>
>Dear NANOGers,
>
>I have a very hands-on question:
>Suppose I am a network operator for a decent-sized ISP, and I decide
>that I want to "divide" aggregate traffic flowing through a router
>toward some destination, in order to then send some of it through one
>route and the remainder through another route. Thus, I desire to
>enforce some traffic engineering decision.
>
>How would I be able to accomplish this "division"? What technologies
>(even if vendor-specific) would I use?
>
>I can think of some methods like prefix-matching classification and
>ECMP, but I am still not sure exactly how the latter works in practice
>(at the router level) and how one may set them up to achieve such
>load-sharing.
>
>Thank you for your expertise and lore,
>
>--
>Stanislav Rost <stanrost@lcs.mit.edu>
>Laboratory for Computer Science, MIT
>
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