[79472] in North American Network Operators' Group

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Re: AS prepending

daemon@ATHENA.MIT.EDU (Jon Lewis)
Fri Apr 8 10:47:46 2005

Date: Fri, 8 Apr 2005 10:46:28 -0400 (EDT)
From: Jon Lewis <jlewis@lewis.org>
To: Philip Lavine <source_route@yahoo.com>
Cc: nanog@merit.edu
In-Reply-To: <20050408142809.38817.qmail@web51903.mail.yahoo.com>
Errors-To: owner-nanog@merit.edu


On Fri, 8 Apr 2005, Philip Lavine wrote:

> I am using AS prepending to favor one ISP over
> another, in a BGP multihomed/multiISP scenario. Why
> does the ISP receiving the prepends fail to add my
> network into their routing table? Is this a "feature"
> of BGP, or have I gone too far with 3 prepend
> statements.

Who's ASN are you prepending on your advertised routes?

----------------------------------------------------------------------
 Jon Lewis                   |  I route
 Senior Network Engineer     |  therefore you are
 Atlantic Net                |
_________ http://www.lewis.org/~jlewis/pgp for PGP public key_________

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