Chapter 11 IPsec VPN for FortiOS 5.0 : IPv6 IPsec VPNs
  
IPv6 IPsec VPNs
This chapter describes how to configure your FortiGate unit’s IPv6 IPsec VPN functionality.
 
By default IPv6 configurations to not appear on the Web-based Manager. You need to enable the feature first.
To enable IPv6
1. Go to System > Admin > Settings.
2. In the Display Options on GUI section, select IPv6.
3. Select Apply.
The following topics are included in this section:
Overview of IPv6 IPsec support
Configuring IPv6 IPsec VPNs
Site-to-site IPv6 over IPv6 VPN example
Site-to-site IPv4 over IPv6 VPN example
Site-to-site IPv6 over IPv4 VPN example