click start > control panel > network and internet connections > network connections. right click on your connection (whichever one says connected) it will either be local area connection or wireless network connection and click status. click on the support tab and what ever the address it says on the default gateway, type that into your browser. So for example, mine says 192.168.2.1 so if i type
http://192.168.2.1 into my browser i get the belkin setup page