[102847] in North American Network Operators' Group
Re: Prefix filtering for Cisco SUP2
daemon@ATHENA.MIT.EDU (Suresh Ramasubramanian)
Fri Feb 29 21:11:03 2008
Date: Sat, 1 Mar 2008 07:39:07 +0530
From: "Suresh Ramasubramanian" <ops.lists@gmail.com>
To: "Henry Futzenburger" <henryfutz@gmail.com>
Cc: nanog@merit.edu
In-Reply-To: <da60725e0802291015n14a4c19fh9621b8c3277eb362@mail.gmail.com>
Errors-To: owner-nanog@merit.edu
Is it time for this nanog thread again?
http://www.merit.edu/mail.archives/nanog/msg02822.html
srs
On Fri, Feb 29, 2008 at 11:45 PM, Henry Futzenburger
<henryfutz@gmail.com> wrote:
> 1. Accept only default and partial routes from upstream.
> a. Accept directly-connected routes, reject everything else and rely on
> the default route.
> b. Assume a reduction to about 30,000 unique routes per upstream ISP
> (currently 3).
>
> 2. Accept only default and RIR minimum routes from upstream.
> a. Filter based on RIR minimums, rely on default for unaggregated
> routes.
> b. Assume a reduction of about 50,000-100,000 total routes.
