IPv6 Tunnel Service Example #1 IPv4/IPv6 Dual Stack Home Gateway (CPE) IPv4 Dynamic Address IPv6 Address IPv4 Address TSP Tunnel (IPv6 over IPv4) IPv4 Internet Address Translator FTTH User SSL Portal Server KDDI Network Access Network IPv6 over IPv4 Tunnel TSP client installed in Home Gateway. IPv6 over IPv6 tunnel is setup between Home Gateway and TSP server located in ISP IPv6 network (KDDI Data Center). Connectivity from Outside User can access to PC and devices in home network from IPv4 network with the combination of address translator and IPv6 over IPv4 tunnel IPv6 TSP Server |