On Dec 10, 2014, at 10:17 PM, Doug Royer <douglasroyer@xxxxxxxxx> wrote: > So the expectation is that ISP's will replace your NAT/router with one that meets this specification? Why would they just not replace it with a IPv6 one? I still see no time > to implement gain if this is the plan. A+P is available in OpenWRT. And you aren't listening: I just said that this makes the most sense in a dual stack environment. Dual stack means IPv4+IPv6. In an A+P deployment, the expectation is that you get better service over IPv6, but still need some residual support for IPv4, for which A+P is adequate.