UberGerbil wrote:DOCSIS 3.0 devices are required to support IPv6, but that doesn't mean that the ISPs have to use IPv6 on them.I know less about the cable side of things, though it seems to be in somewhat better shape; certainly, the DOCSIS 3.0 devices I've looked at seem to have IPv6 support. But they are by no means the only devices out there, and I suspect at least some of the cable operators were still offering boxes without IPv6 support until fairly recently (and in some cases maybe still are).