In order to set up permanent call forwarding that can be toggled by pressing the "Anruf umleiten" button, follow the steps listed in the image below. When you get to the point where you have to enter the number to forward to, enter the following number: 38880 In order to set up permanent call forwarding that can be toggled by pressing the call forwarding button, follow the steps listed below.
- Press the Cal Forwarding key (see image below)
- Select "Set a forwarding destination" and press ok
- Enter the destination number 38880
- Select "Save & Exit" in the menu and press ok