Re: national security

[John Kristoff <jtk at northwestern.edu>]

On Fri, 28 Nov 2003 14:47:41 +0100
"Anthony G. Atkielski" <anthony at atkielski.com> wrote:

> (or perhaps not diminished at all).  However, in reality, dividing the
> field in this way may reduce the address space by a factor of as much
> as nineteen orders of magnitude.  Again and again, engineers make this
> mistake, and render large parts of an address space unusable through
> careless, bit-wise allocation of addresses in advance.

The 48-bit addresses in IEEE/L2 protocols are divided in half as
well as have a couple bits set aside to denote local/global scope and
unicast/multicast addresses.  It seems to have worked out pretty well.

John