> In terms of when one hits the wall on #1, Frank Solensky of FTP Software
> has been doing projections for a couple of years regarding when address
> space prefixes run out. And he's projecting a very long time (the year
> 2015 sticks in my mind) for exhausion of classic class b and c chunks.
For the folk here who have not been around, it might be noted that Frank's
projections, before CIDR and tighter allocation guidelines were widely
deployed, showed us already having run out now.