What address did you use to log into the router?
Try 192.168.1.254 or if you check out the link below, you'll see there's another way of logging in

This info might be helpful to you. Click on the "How do I open/forward ports on a Westell?" link.
http://www.dslreports.com/faq/bellso...2200_6100_Info

Once you're logged in, you could then follow the portforward.com instructions. Don't forget the step of setting up a static IP, if that's part of the setup. LW's listening port & the port forwarded must be the same number.