With the depletion of the IPv4 free pool, the IPv4 trading market is inextricably intertwined with the success of the IPv6 transition.

Companies need to know there are options that will enable them to plan an IPv6 migration that minimizes costs and fits with their natural technology cycles.  Given how few end users and network operators (globally) completed the transition prior to free-pool depletion, participation in the IPv4 market is a part of the critical path to full IPv6 migration. Putting up roadblocks will only slow the journey.