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Special functions for ISDN Lines
130
Using features provided by a carrier
over an ISDN network
In some countries, you may access features offered by
a local carrier for ISDN lines (ask your system’s technical
support personnel for further information).
N Press this key.
Select and confirm.
or
*503 Enter the code to activate.
or There is an external call in progress.
Select and confirm.
j Enter the external code.
This is not necessary for external calls or when "Auto
Keypad" has been activated by your technical support
team.
j Enter the code to activate the appropriate ISDN feature.
w Wait for a confirmation tone.
Example:
• Activating call forwarding on the public network:
*210* destination number #.
• Deactivating call forwarding on the public network:
#21#
MORE FEATURES?
f
*503= ISDN.FEAT.ON?
KEYPAD?
The local carrier will provide information on
which ISDN features can be activated by code in
your country (ask your system’s technical sup-
port personnel for further information).
Siemens is not responsible for any damage/
costs that may be caused by improper use or
handling (for example, abusive billing).
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