More functions/services
Step by Step
Keypad dialing
128
Using functions in ISDN via code
dialing (keypad dialing)
If authorized (contact your service personnel), you can
access ISDN functions in some regions using codes.
v
Open the Program/Service menu ! page 40.
Select and confirm the option shown.
j
Enter the required trunk number (contact your service
personnel).
j
Entering a code for required ISDN function (contact your
service personnel).
Contact your network provider to find out which
ISDN functions can be code-operated in your
country.
Siemens Enterprise Communications
GmbH & Co. KG shall not be liable for damages/
costs which may be incurred by fraudulent activ-
ities or remote operation (such as toll fraud).