#4 In the router at that screen, you should see the same IP Address that you saw at portforward.com where it says Your external IP is
#5 If not, then, please that fact.
#6 In the router go to Gateway -> DHCP
#7 What is the Starting and Ending IP Address?
#8 In the router go to Gateway -> Options
#9 If you do not have at least two special computers that support UPnP where you can not define the ports that they use, turn off Universal Plug and Play (UPnP).
A perfect example. At least two game consoles. Any two (Two Xboxes, two Playstations, One Xbox and one Playstation).