[104516] in North American Network Operators' Group
Re: [NANOG] peering between ASes
daemon@ATHENA.MIT.EDU (Nathan Ward)
Sat May 17 01:18:42 2008
From: Nathan Ward <nanog@daork.net>
To: nanog <nanog@merit.edu>
In-Reply-To: <482E678D.6030206@internode.com.au>
Date: Sat, 17 May 2008 17:18:29 +1200
Errors-To: nanog-bounces@nanog.org
On 17/05/2008, at 5:05 PM, Matthew Moyle-Croft wrote:
> Some MLPAs give you some control over routing (eg. don't send my
> prefixes to ASxxxx), but a lot don't.
If you really need to, you can get a similar effect by using ASPATH
poisoning; just prepend your AS paths with the ASes you don't want
those prefixes hitting.
Similar, not identical, so may not work for you how you want.
Googling around finds some explanation of it here:
http://ispcolumn.isoc.org/2005-08/as1.html
Nothing really about how it works in a MLPA IXP though.
--
Nathan Ward
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