About Managed Appliances : Managing appliance pages : Configuring the main IPv6 routing table
  
Configuring the main IPv6 routing table
Under the Main IPv6 Routing Table, click + Add a New Route to expand the page. These configuration options are available:
Add a New Route
Displays the controls for adding a new route.
Destination IPv6 Address
Specifies the destination IP address.
IPv6 Prefix
Specifies a prefix. The prefix length is from 0 to 128 bits, separated from the address by a forward slash (/).
Gateway IPv6 Address
Specifies the IP address for the gateway. The gateway must be in the same network as the primary or auxiliary interface you’re configuring.
Interface
Specifies an interface for the IPv6 route from the drop-down list.
Add
Adds the route to the table list.