legacy /8

Fri Apr 2 22:14:33 UTC 2010

On Apr 2, 2010, at 2:16 PM, Chris Grundemann wrote:

> On Fri, Apr 2, 2010 at 15:01, Jeroen van Aart <jeroen at mompl.net> wrote:
>> I am curious. Once we're nearing exhausting all IPv4 space will there ever
>> come a time to ask/demand/force returning all these legacy /8 allocations?
> <snip>
> 
> Legacy vs RIR allocated/assigned space is not a proper distinction,
> in-use vs not-in-use is a much better defining line for this debate.
> 
True, but...

> Folks have been asked to return unused space for quite some time now,
> see https://tools.ietf.org/html/rfc1917.
> 
Also true.

> Unless/until governments get involved, there is no one to demand or
> force the return of any space. If that happens, we likely all lose.
> 
This is where Legacy vs. RIR becomes meaningful.  Legacy holders have
no contractual obligation to return unused space.  RIR recipients, on the
other hand, do.

Owen