[arin-ppml] Legacy space holders were a big part of the community... i.e. all of it.

bmanning at vacation.karoshi.com bmanning at vacation.karoshi.com
Wed Aug 27 18:00:20 EDT 2008

On Tue, Aug 26, 2008 at 07:14:30PM -0500, David Farmer wrote:
> > 
> > It is a very relevant point, since almost all of those same legacy
> > holders were certainly part of the consensus decision in 1993 to
> > change the basic IP address structure to allow variable sized
> > blocks (aka "CIDR") and the matching matching address allocation
> > policies (RFC1466/RFC1518/RFC1519).  These documents state that
> > an organization should receive sufficient address space to meet
> > two years worth of organization need, so that we could "delay
> > depletion of the IP address space".
> > 
> > The community of the legacy space allocation era actually already
> > reached consensus years ago that variable-sized blocks were needed
> > and that organizational allocations based on two years of need
> > were
> > most appropriate. They just forgot to return their own extra
> > space,
> > for reasons unknown, 
> With twenty-twenty hind sight, I think maybe this should have happened.  
> But I can't find anything explicitly calling for this at the time.  Most of the stuff 
> I have found was really focused forward, but that is probably natural, that is 
> where the cliff was.  Do you know of anything calling for what are now 
> classful legacy resources to be repartitioned with CIDR and excess 
> resources to be returned?  Especially from the mid-to late 90's time frame, 
> but even from their early 2000's.  

	RFC 1797 and the IETF PIER WG archives

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