The Configure Outside Trunk Port option of the VPN Service Blade Trunk Port Mode Setup Wizard dialog box enables you to use the name and ID of the outside VLAN interface to configure the VLAN configuration port in the trunk mode.
Right-click on the IPSec VPN Service Blade, then select VPN Service Blade Setup Wizard.
Click Create. The IPSec VLAN Configuration dialog box appears.
Select the radio button Trunk Port Mode, then click Configure.... The VPN Service Blade Trunk Port Mode Setup Wizard dialog box appears.
Select a VLAN from the table or create a new VLAN.
Click Next.
The following information appears:
Click Next to view the commands to be sent to the device.
Name of the routed port.
Identifier of the outside VLAN interface.