I don't have an answer to your question but the latest news from BT is: "All BT broadband lines support IPv6 with a compatible router, except IPstream connecti

I don't have an answer to your question but the latest news from BT is: "All BT broadband lines support IPv6 with a compatible router, except IPstream connections" http://www.ipv6.org.uk/wp-content/uploads/2016/11/UKIPv6Council-2016-BT-Update-Mcrae.pdf http://www.ipv6.org.uk/wp-content/uploads/2016/11/UKIPv6Coun...