Recommend:
To the knowledge base
Knowledge document #3701

Setting up the FRITZ!Box for use with a fiber optic connection from M-net

The FRITZ!Box is optimally prepared for use with M-net. Have M-net activate the FRITZ!Box, connect the FRITZ!Box to the fiber optic connection, and enter your personal account information in the FRITZ!Box user interface.

The complete FRITZ!Box range of functions for internet, telephony, and television (M-net TVplus) is then available to all of the devices in your home network without restriction.

Requirements / Restrictions

  • FRITZ!Box Fiber with SFP module "FRITZ!SFP FRITZ!SFP GPON"

Note:All instructions on configuration and settings given in this guide refer to the latest FRITZ!OS for the FRITZ!Box.

1 Having your account information ready

  1. Have your personal account information for internet access and the login information for telephony that you received from M-net ready.

    Note:You can find the account information in the confirmation of your order from M-net. If you did not receive your account information, contact M-net.

2 Unlocking your FRITZ!Box

  1. Call M-net's customer service at 0800 2906090 to have them unlock the FRITZ!Box. For this, give them the "modem ID" on the bottom of your FRITZ!Box:
    Modem ID on the bottom of the FRITZ!Box

3 Inserting the SFP module into the FRITZ!Box

  1. Insert the SFP module "FRITZ!SFP GPON" into the fiber slot of the FRITZ!Box.
    Inserting the SFP module into the FRITZ!Box

4 Connecting the FRITZ!Box to your fiber optic connection

  1. Remove the dust protection caps from the fiber optic cable, the SFP module in the FRITZ!Box, and from the fiber optic socket.
  2. Connect the fiber optic cable to the SFP module in the FRITZ!Box and to the fiber optic socket. Do not bend the fiber optic cable and do not hold the ends of the cable in front of your eyes.

    Note:You can find information on selecting a suitable fiber optic cable in our guide Which fiber optic cable do I need?

    Connecting the FRITZ!Box to the fiber optic connection

5 Plugging the FRITZ!Box in

  1. Plug the power adapter into the FRITZ!Box's power socket and plug it into a power outlet.

6 Configuring the internet connection in the FRITZ!Box

  1. Open the FRITZ!Box user interface.
  2. Enter the FRITZ!Box password on the bottom of the device and click "Log In".
  3. If the menu "Account Information" is not displayed automatically, click "Account Information" in the "Internet" menu.
  4. Select "other internet service provider" from the drop-down list "Internet service provider".
  5. Enable the option "Fiber optic".
  6. Enter the account information you received from M-net in the relevant fields.
  7. Click "Change connection settings".
  8. Enable the option "Use VLAN for internet access".
  9. Enter 40 in the field "VLAN ID".
  10. Click "Apply" to save the settings.
  11. Now the FRITZ!Box checks whether the internet connection can be established. Configuration is completed as soon as the message "The internet connection check was successful" is displayed.

    Important:If the internet connection check fails, your internet access may not have been activated yet. In this case, contact M-net.

7 Setting up an IPv6 connection in the FRITZ!Box

  1. Click "Internet" in the FRITZ!Box user interface.
  2. Click "Account Information" or "Type of Connection" in the "Internet" menu.
  3. Click on the "IPv6" tab.
  4. Enable the option "IPv6 support enabled".
  5. Enable the option "Use native IPv6 connection".
  6. Enable the option "Establish IPv4 connection via DS Lite".
  7. Enable the option "Define AFTR address".
  8. Enable the option "FQDN".
  9. Enter aftr.prod.m-online.net in the "FQDN" field.
  10. Click "Apply" to save the settings.

8 Setting up telephony in the FRITZ!Box

Configuring telephone numbers

  1. Click "Telephony" in the FRITZ!Box user interface.
  2. Click "Telephone Numbers" in the "Telephony" menu.
  3. Click the "New Telephone Number" button.
  4. Select "Other provider" from the drop-down list.
  5. Enter the login information supplied by M-net in the corresponding fields.
  6. Click "Next" and follow the wizard's instructions.

Assigning telephone numbers

  1. Click "Telephony" in the FRITZ!Box user interface.
  2. Click "Telephony Devices" in the "Telephony" menu.
  3. Click the (Edit) button for the respective telephony device.

    Important:If the telephony device was not configured yet, click the "Configure New Device" button and follow the wizard's instructions.

  4. From the drop-down list "Outgoing Calls", select the number to be used by the telephony device for making outgoing calls. If you do not select a telephone number, the number entered under "Telephony > Telephone Numbers > Line Settings" is used for making calls.
  5. Select the telephone numbers to which the telephony device should react when you receive calls. You can select up to ten numbers (including the number for outgoing calls).
  6. Click "Apply" to save the settings.