|If you want to figure out the wireless encryption key of your Belkin N+ Router, connect your Laptop by LAN cable to the router (any grey port).|
Open your web browser and type in:
Enter the password to get into the router setup page.
If you have not changed the default password or the router, leave the field empty and click Submit.
For the rest, follow the instructions in the users manual.
The original poster should always write the last response !!!
Let us know, if the problem is solved !!!