4/1553-ANF 901 54 Uen D4 2014-01-14
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O
THER
FEATURES
feature. This information is used by the PSTN to record information
about the origin of the call (that is, print calling party number, date, time,
and so on).
The following is the procedure for invoking malicious call tracing while
connected to a subscriber:
9.13.1
To order Malicious call tracing
•
Press the soft-key
TraceMalC
or the MCT-key.
The system acknowledges with a tone message indicating if the MCT
request was accepted or rejected.
9.14
Multiple represented directory number, MDN
The directory number assigned to the telephone can be multiple repre-
sented in other digital system telephones. That is, the directory number
is represented as a key on other digital system telephones.
This key can also be assigned a Dial-by-Function key, in order to get the
best use of the keys on the telephone.
9.14.1
Multiple represented directory number without
Dial-by-Function key
9.14.1.1
To receive a call
An incoming call to a directory number that is multiple represented is
indicated (with lamp flashes, calling party information and/or ringing
signal) in all telephones where the number is represented.
If the calling party information is shown or not, is set by the system
administrator.
9.14.1.2
To answer a call
The incoming call can be answered by any telephone (where the number
is multiple represented as a key) by lifting the handset and pressing that
key. After the answer, the telephone will be in speech with the calling
party and all the other telephones having the number multiple repre-
sented will indicate that the number is busy by turning the corresponding
lamp ON. During this time the represented number will be out of use (on
the triple access line the Line 2-key and Inquiry-key can be used for