1. Plug the ethernet from your modem to the router.
2. Find your router in the list given in the pdf >
List of Default IP and Passwords
3. enter the default gateway in your browser and hit enter, you will then be prompted to enter user name and password(refer to the manuals you got or the pdf i gave)
4. Once the router config page comes up, there are number of things we can do.
5. Click on Security (under Wireless) to setup your Secure wireless network.
(WEP2 - AES/TKIP authentication is preferred)
6. Report back with what you got