Mac OS X 10.7, still no DHCPv6

[randy at psg.com (Randy Bush)]

> Dual stack isn't always the best approach.  For networks that pass a
> large amount of traffic to a relatively small number of destinations,
> NAT64/DNS64 on a native v6 platform might be a better migration
> approach.  If 90% of your traffic is v6, it is probably less trouble to
> use NAT64/DNS64 to reach that 10% than it is to dual-stack.  

the scenario i think of here is the enterprise which wishes not to use
private space so deploys v6-only internally, and nat64 at the border to
a dual-stack provider.

randy