Ah, okay, well if you already have the IPv4 address space available for all your customers that's a different story. I can understand why you want to wait to du

Ah, okay, well if you already have the IPv4 address space available for all your customers that's a different story. I can understand why you want to wait to dual-stack in that case. I do think NAT64/464XLAT is a pretty good architecture for new ISPs that can't get their hands on IPv4 space, though. Or even MAP-T, but CPE support isn't really there yet.