[120616] in North American Network Operators' Group
Re: ip-precedence for management traffic
daemon@ATHENA.MIT.EDU (Steven Bellovin)
Tue Dec 29 10:09:39 2009
From: Steven Bellovin <smb@cs.columbia.edu>
In-Reply-To: <81D582C724CA1046A279A7EE1299638B02AC1A04@FHDP1LUMXCV24.us.one.verizon.com>
Date: Tue, 29 Dec 2009 10:08:54 -0500
To: "Sachs, Marcus Hans (Marc)" <marcus.sachs@verizon.com>
Cc: NANOG list <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
On Dec 29, 2009, at 9:29 AM, Sachs, Marcus Hans (Marc) wrote:
> Totally out of the box, but here goes: why don't we run the entire =
Internet management plane "out of band" so that customers have minimal =
ability to interact with routing updates, layer 3/4 protocols, DNS, =
etc.? I don't mean 100% exclusion for all customers, but for the =
average Joe-customer (residential, business, etc., not the researcher, =
network operator, or clueful content provider) do they really need to =
have full access to the Internet mechanisms (routing, naming, numbering, =
etc.)?
>=20
> We already provide lots of proxy services for end users, so why not =
finish the job and move all of the management mechanisms out of plain =
sight?
I hope you're joking. If not, I have two questions: how can this be =
done, and what will the side-effects be?
Take BGP, for example. The average residential consumer doesn't need =
BGP, doesn't speak it, and has no real ability to interfere with it, so =
there's no problem. But a multihomed customer *must* speak it. Perhaps =
you could assert that their ISPs should announce it -- but why trust =
random ISPs? Is that ISP 12 hops away from you trustworthy, or a front =
for the Elbonian Business Network?
As for side-effects -- how can you proxy everything? Do you know every =
application your customers are running? Must someone who invents a new =
app first develop a proxy and persuade every ISP that it's safe, secure, =
high-enough performance, and worth their while to run? It's worth =
remembering that most of the innovative applications have come from =
folks whom no one had ever heard of.
--Steve Bellovin, http://www.cs.columbia.edu/~smb
