Re: The Choice: IPv4 Exhaustion or Transition to IPv6

[Edward Lewis <Ed.Lewis () neustar biz>]

At 17:42 +0100 6/28/07, Stephen Wilcox wrote:

> - that less than 50% of the v4 space is currently routed. scarcity will
> presumably cause these non-routed blocks to be:
>  :- used and routes
>  :- reclaimed and reassigned
>  :- sold on

There's also the possibility:

  :- continued to be used as they are, just not seen on the Internet.

Unrouted address space isn't always missing matter.

(E.g., see GSMA PRD IR.40, http://www.gsmworld.com/documents/ireg/ir4040.pdf)
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Edward Lewis                                                +1-571-434-5468
NeuStar

Think glocally.  Act confused.