Chapter 11 IPsec VPN for FortiOS 5.0 : IPv6 IPsec VPNs : Site-to-site IPv6 over IPv6 VPN example
  
Site-to-site IPv6 over IPv6 VPN example
In this example, computers on IPv6-addressed private networks communicate securely over public IPv6 infrastructure.
To access IPv6 functionality through the web-based manager, go to System Admin > Settings and enable IPv6 in the section, Display Options on GUI.
Figure 278: Example IPv6-over-IPv6 VPN topology