FRITZ!Box 5490 Service - Knowledge Base

FRITZ!Box 5490 Service
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Using an analog PBX with the FRITZ!Box

Devices connected to your analog PBX can use all of the telephone numbers that were entered in the FRITZ!Box. To do so, you must connect the PBX to the FRITZ!Box and configure both devices for parallel use.

Note:The configuration procedure and notes on functions given in this guide refer to the latest FRITZ!OS for your FRITZ!Box.

1 Configuring telephone numbers in the FRITZ!Box

First, configure all of your telephone numbers in the FRITZ!Box:

2 Connecting the PBX to the FRITZ!Box

  • Connect the PBX to an analog extension on your FRITZ!Box (for example "FON 1").

3 Configuring the PBX in the FRITZ!Box

  1. Click "Telephony" in the FRITZ!Box user interface.
  2. Click "Telephony Devices" in the "Telephony" menu.
  3. Click the "Configure New Device" button.
  4. Enable the option "Telephone (with or without answering machine)" and click "Next".
  5. Select the port (for example "FON 1") that you connected the PBX to and click "Next".
  6. Follow the wizard’s instructions. The Wizard takes you through the configuration of your PBX.
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