Re: draft-huitema-v6ops-teredo-03.txt

[Tim Chown <tjc@ecs.soton.ac.uk>]

On Mon, Dec 06, 2004 at 03:20:03PM +0200, EricLKlein wrote:
> 
> A ULA is not truly the same as private addresses. Private addresses are
> those "un-routable" addresses codified in RFC 1918 for IPv4 and were
> originally defined as FEC0:: through FEC8:: in IPv6. These were basically
> removed because they were not unique. ULAs by defination are unique (hence
> that first U).

So why do we then have CA ULAs?  ;)

ULA space is just private address space where bets are off on ambiguity,
but mainly if your "random"" number generator throws up 40 or 41 zeroes...
as many will.

Tim