[ppml] 2005-1 and/or Multi6

[Geoff Huston]

At 12:05 PM 14/04/2005, Randy Bush wrote:
> >> do folks believe that PI /48s assigned under 2005-1, should it become
> >> policy, would be willingly returned to ARIN by assignees once an
> >> alternative workable multi6 implementation exists or would this policy
> >> just create SWAMPv6?
> > Interesting question. I don't think there is enough data to answer
> > this. In one scenario where global routing slots were to be a resource
> > that implied some for of payment, then the decision to stick with a unique
> > routing slot, or to use an alternative technology along the lines of
> > multi-6 would be largely an economic one where each player makes a cost
> > benefit judgement.
>
>and, in the absense of serious incentive, should we not look to
>history.  how much v4 swamp space has been returned?  and i know
>just the aussies who could answer this with a pretty picture. :-)

Fair enough - I'll see what can be done in terms of dredging the IPv4 swamp 
space to  look at what happened there over time.

    Geoff