Step by step
Special functions for ISDN Lines
84
Using features provided by a carrier on
ISDN Lines
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).
qidg Enter this code.
p Enter the external code.
This is not necessary for external calls or when "Auto
Keypad" has been activated by your technical support
team.
p Enter the code to enable the appropriate ISDN feature.
w Wait for a confirmation tone.
Example:
• To activate call forwarding on the public network:
*210* destination number #.
• To deactivate call forwarding on the public network:
#21#
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).
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