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 Self-configuration guide Fritzbox

Connect the Fritzbox with the Internet connection in your house (which is the telephone...

 I have a VDSL/copper line. What is a NSN-number? Why can additional costs incur if the NSN number is not available?

The Net Service Number (NSN) is a number that is connected to the VDSL internet line (copper...

 How do I know how fast the Internet is at my address?

You can try our "Speed Checker". You can find it on our InterXS homepage.

 Can I use a different modem?

You can often use our services without having to buy or rent our modem. In this case, however,...

 Why does the Speed Checker not recognize my address?

The Speed Checker very rarely cannot recognize an address. A trick would be to use your phone...