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COMpact 5200/5200R/5500R - Firmware V7.2 - Advanced Information V04 07/2018
Phoning
Unsuccessful Outgoing Calls
Initiating External Callback on No Response
If you initiated a callback, you call the subscriber you did not reach previ-
ously as soon as he is available again.
Requirements:
•
Service feature CCNR (callback on no response) is enabled by the
network provider.
•
Use of an external S
0
port for the call (optional, see Technical Data in
the Instructions)
Important:
On system phones, this function is called via the menu/phone app
(optional, see manual for the phone).
To use this function at ISDN phones or to delete it again, this function
must be supported via a function key or via the menu by the respective
phone (optional, see manual for the phone).
Note:
Some analogue phones permit this function via the T-Net function
key/menu (optional, see manual for the phone).
If the subscriber does not answer your call proceed as follows:
1. Press the
Flash key
or the
Query key
.
2. Dial
*37#
.
Note:
If you do not hear a confirmation tone, the callback request was
not successful.
