[106096] in North American Network Operators' Group
Re: virtual aggregation in IETF
daemon@ATHENA.MIT.EDU (Joel Jaeggli)
Sun Jul 20 12:41:11 2008
Date: Sun, 20 Jul 2008 09:39:37 -0700
From: Joel Jaeggli <joelja@bogus.com>
To: Adrian Chadd <adrian@creative.net.au>
In-Reply-To: <20080720163412.GE4789@skywalker.creative.net.au>
Cc: nanog@nanog.org
Errors-To: nanog-bounces@nanog.org
Adrian Chadd wrote:
> On Sun, Jul 20, 2008, Joel Jaeggli wrote:
>
>> Software switched routers have little pressure on fib limitions. For a
>> certain class of application the software switched edge router is in a
>> much better position to accommodate fib growth than a device with a
>> fixed sized cam.
>
> I dunno about that; there's some papers floating about which look at
> trie type FIB representations which note significant savings in compressing
> FIB to unique entry set. Less memory, less comparsions, less nodes, etc.
> Rather interesting stuff.
Not saying that they couldn't benefit from it, however on one hand we
have a device with a 36Mbit cam on the other, one with 2GB of ram, which
one fills up first?
> Try http://www.academypublisher.com/jnw/vol02/no03/jnw02031827.pdf for
> fun.
>
>
>
> Adrian
>
