Configuring the connection with Login RFC 2516 PPPoE
Fig. 2.35 If you are in wizard mode, and you answered yes, it requires a login. It will redirect you to a page to enter the required information. If it doesn't redirect you, check under the Setup option. There might be a way to get to the page to enter the information. Enter your account name (may also called Host Name) Enter the domain name; this is needed to access services such as mail or news servers. If you leave the domain blank the router will attempt to get this information automatically from the ISP
Enter the login name and password provided by your ISP
Domain name server (DNS), Get it automatically should be fine. Only if the ISP does not transmit it to the router during login; then enter it manually.
Click on Apply Router's Mac Address: This is used on the Internet port, some ISP's will record it and it will be served for them as a unique address to accept traffic from. (Don't worry; I never had a problem with it. Just leave it as default). Click on Apply.
Click on the test button to launch the browser. It will most likely take you to the manufacturer's web site. You can also test this by exiting the router's configuration page
and re-open the browser and enter any domain. If you get to the requested page then you have it successfully configured. Note. Some routers require you to save and reboot for the changes to take effect. Read your manual it should have all the information you need.