User guide

SIP Telephony 125
Voice over IP (VoIP)
2. In the Devices list, select the desired Forum IPhone 512 /
Forum IPhone 545.
The menu page shows the current configuration, the function
key assignment and a device graphic.
3. Click on the Change button to determine general settings, e.g.
the display language. Confirm the setting on the following
page with Apply.
4. Depending on the terminal type, different lists with function
keys will be shown:
– Programkeys: You can label this function keys on the
device using a paper strip.
Click on the function key heading to call up the configuration
dialogue for this function key. Select a function in the Type
setting and optionally enter a label in the Labelling setting.
Confirm the setting with Apply.
5. To transfer the settings to the Forum IPhone 512 /
Forum IPhone 545, click the Apply button on the Telephony:
Devices: System phone page.
The Forum IPhone 512 / Forum IPhone 545 restarts and
thereby takes over the new configuration.
Details on using the Forum IPhone 512 / Forum IPhone 545 SIP
telephones as well as an overview about the possible function key
assignments can be found in the “Forum IPhone 512” and
“Forum IPhone 545” user guide.
Forum IPhone 512 / Forum IPhone 545 DHCP
The address and device configuration is transferred from the
Forum 523/524 communications system to the
Forum IPhone 512 / Forum IPhone 545 SIP phone using the DHCP
protocol. You can configure the necessary address settings while
adding a device entry under Telephony: Devices: VoIP Phones
differently:
z You can enter the MAC address of the Forum IPhone 512 /
Forum IPhone 545 manually. Depending on the operation
mode of the DHCP server, you can also enter the IP address
manually. For this, change the Status setting on the