WatchGuard - Natting Static NAT Configuration

Using Policy Manager Select the Plus Icon

Select from the list of existing "Packet Filters" or define a custom one using the option "Manage Custom"

After selecting "Manage Custom" a pop up window will appear click "New"

This will present the following window, Select "Add"

Now we can specify the ports or port range we want to NAT forward

Select the Packet Filter you just created and click "Add Policy"

Change the From section to "Any-External"

In the "To" Section when you click "Add" a new window will open, select the "Add" button again

Provide the SNAT with a name and click "Add"

Select the Public IP Address that is to be used by external devices then define the internal IP Address to forward to.