On Tue, Mar 23, 2010 at 10:59 PM, Mark Newton <newton@internode.com.au> wrote:
Only until v4 becomes more expensive (using whatever metric matters to you) than v6.
After you pass that tipping point, v4 deployment will stop dead.
Mark, You offer an accurate but incomplete assessment. IPv4 allocation's upcoming transition to a zero-sum game might not push it above the "cost" of IPv6. The economics in play haven't ruled out the possibility. Should that occur, IPv6 will tend to fade to the background during the following table-size driven router upgrade cycle. Regards, Bill Herrin -- William D. Herrin ................ herrin@dirtside.com bill@herrin.us 3005 Crane Dr. ...................... Web: <http://bill.herrin.us/> Falls Church, VA 22042-3004