1 Launch UniFi Controller and click on "Launch a Browser to Manage the Network". This will launch a browser on which the username and password will be entered to access to the management site of the UniFi Security Gateway 3P
2 On the management site click on "Settings"
3 Click on "Routing & Firewall"
4 Click on "Port forwarding"
5 Click on "Create new port forward rule"
6 Enter a description for the rule, in this example it is named "HTTP_to_PersonalNetComputer"
7 Enter the port number that the traffic will be received and the ip address and the port number in which the traffic will be forwarded to
8 Click on "Save"
9 Click on "Devices" on the left pane
10 Wait until the "Provisioning" status switches to "Connected"
Port-Forwarding ist jetzt für Ihren Computer eingerichtet.