On Oct 3, 2012, at 4:17 PM, Dave Crocker <d...@dcrocker.net> wrote: >>>> Is anyone aware of any historical documentation relating to the >>>> choice of 32 >>> bits for an IPv4 address? > ... >> Actually that was preceded by RFC 760, which in turn was a derivative >> of IEN 123. I believe the answer to the original question is > ... > > > My theory is that there is a meta-rule to make new address spaces have 4 > times as many bits as the previous generation. > > We have three data points to establish this for the Internet, and that's > the minimum needed to run a correlation: Arpanet, IPv4, IPv6... > > d/
Didn't work for DecNet Phase III, Decnet Phase IV, Decnet Phase V (8, 16, 128).
