[157041] in North American Network Operators' Group
Re: IPv4 address length technical design
daemon@ATHENA.MIT.EDU (Marco Hogewoning)
Thu Oct 4 04:32:16 2012
From: Marco Hogewoning <mch-nanog@xs4all.nl>
In-Reply-To: <DEAFA65A-8660-462E-A7CB-EBD9736C9CB6@delong.com>
Date: Thu, 4 Oct 2012 10:31:34 +0200
To: NANOG Mailing List <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
On Oct 4, 2012, at 12:21 AM, Owen DeLong wrote:
> IEEE 802 was expected to provide unique numbers for all computers ever =
built.
>=20
> Internet was expected to provide unique numbers for all computers =
actively on the network.
>=20
> Obviously, over time, the latter would be a declining percentage of =
the former since the former is increasing and never decrements while the =
latter could (theoretically) have a growth rate on either side of zero =
and certainly has some decrements even if the increments exceed the =
decrements.
Which brings the question, are we expected to ever run out of the 48 =
bits for mac-addresses? Of course there are exceptions, but in most =
cases you can probably start recycling them after a certain period. And =
that period could even become shorter over time, I mean what are the =
chances you find a iPhone 1 in your network these days?
Marco=
