[2421] in North American Network Operators' Group
Re: the Internet Backbone
daemon@ATHENA.MIT.EDU (Avi Freedman)
Fri Apr 5 17:20:14 1996
From: Avi Freedman <freedman@netaxs.com>
To: michael@memra.com (Michael Dillon)
Date: Fri, 5 Apr 1996 17:14:39 -0500 (EST)
Cc: pferguso@cisco.com, nanog@merit.edu
In-Reply-To: <Pine.BSF.3.91.960405135217.26229A-100000@sidhe.memra.com> from "Michael Dillon" at Apr 5, 96 01:59:45 pm
> On Fri, 5 Apr 1996, Paul Ferguson wrote:
>
> > Better yet, call it the 'default-free core', which is ironically what it
> > is already called. :-)
>
> OK, how about this...
>
> The core of the US Internet, also known as the default-free core, no longer
> follows a backbone topology. The core is composed of the major NSP's who
> operate national backbones providing national transit and who interconnect
> at all or most of the public exchange points.
>
> So, to determine whether a carrier is part of the core:
>
> Are they an NSP?
> Do they operate their own national backbone?
> Can they provide national transit over their own network infrastructure?
> Do they interconnect with other NSP's who satisfy the previous two
> conditions at most of the public exchange points?
Where public exchange points == {MAE-East, MAE-West, Pennsauken, PacBell NAP,
Chicago NAP, and arguably the CIX router/cloud}.
> Is this better?
>
> Michael Dillon Voice: +1-604-546-8022
> Memra Software Inc. Fax: +1-604-546-3049
> http://www.memra.com E-mail: michael@memra.com
Avi
