On 05/04/2012 03:52, Christian Huitema wrote: > Of course, NAT does not really solve multi-homing either it doesn't solve provider multihoming, but it solves end-user multihoming. For better or worse, there are ~40k asns announced on the internet, so that problem is reasonably well contained. There are many more multihomed end-users whose multihoming requirements are solved completely adequately by nat, and for whom ipv6 w/o NAT is a pointless pain with relatively high cost and no real business benefit. Nick