D-Link DIR-300 - default username/password and default router IP
How do I change administrative password on TP-Link ADSL router?
How to factory reset D-Link DIR-880L rev A1 router - Default Login & Password - How to Factory reset Your Router - Routers' Specifications, Manuals and Factory reset Information
D-Link DI-524 Default Password
How to change your D-Link router login password - YouTube