To set up your router for fiber internet quickly, connect the router to your fiber modem, access the router's settings via a web browser, and input the provided ISP credentials. You will be prompted to log in. Make sure to update the firmware, configure Wi-Fi security, and customize your network name for optimal performance. As far as I understand, I need a PPPoE username and password to connect. I never received it from Telekom, as well as Access number (Zugangsnummer). Maybe I'm wrong and the connection. things should be plugged in. 4" and "MyWiFi-5"). This lets you manually choose which.