Unify Gigaset S4, User Manual

Page: 61 / 106

Making calls – enhanced functions 61
Sending a signal to the network
To enable ISDN-type services/ features to be started via analog lines
(for example, call waiting when a line is busy, three-way conference calls, etc.),
you must send a signal to the network before dialing the service code and/or
phone number.
This function can also be called by entering the code
Æ
Page 96.
p
You have an external connection.
Call the system menu.
> < [
Select the menu item and confirm.
> < [
Select the menu item and confirm.
o
Enter the service code and/or the phone number.
External call forwarding with a multiple
subscriber number
If your communication system is connected to an ISDN multiple device line, then
you can forward all incoming calls from the public network through your multiple
subscriber number (MSN) to an external destination.
There are three types of forwarding:
• Calls are forwarded immediately (1=immediate call forwarding).
• Calls are forwarded after a certain time (2=unanswered calls).
• Calls are only forwarded when the line is busy (3=when busy).
Activating call forwarding to a "trunk"
c
or
d
Press and hold down the Talk key or press the Speakerphone key.
Call the system menu.
> < [
Select the menu item and confirm.
> < [
Select the menu item and confirm.
o [
Enter and confirm your own multiple subscriber number.
either:
> < [
Select the menu item and confirm.
or:
> < [
Select the menu item and confirm.
or:
> < [
Select the menu item and confirm.
then:
o
Enter the phone number of the destination (without external code).
Save the settings.
Menu
Service?
*
51=Recall to Net-
work?
Menu
Service?
Trunk FWD on?
1=immediate?
2=on no answer?
3=on busy?
Save