There are two ways to subscribe to optional IP lists:
If you have one or more device or service:
-login to FORCE
-click on IP Lists, located on the left side of screen under Settings
-in the filter field, type "optional" to display all optional lists.
-click on the title of the optional that you would like to subscribed to
-check the boxes of the devices that you want the list applied to under the "subscribe" column
-log a reason for subscribing the selected devices to this list and click "proceed"
If you have only one device or service, another way to subscribe would be:
-login to FORCE
-click on "services", located on the left side of screen
-click on "configuration", located to the far right of the device name
-Under the "Available Lists" header, click on the + sign of the available list that you would like to subscribe to ( this is under the subscribe column to the far right of screen)
-log a reason for subscribing to this list and click on "proceed"