Siemens 70isdn - Manual (Page 71)

Convenient and secure telephone communication
59
kap09.fm5 Profiset 70isdn, GB: A30853-X300-B501-3-7619 20.5.99
Locking your telephone
You can lock your Profiset 70isdn against unauthorised
use:
● Direct station selection (babyphone) allows you to
dial a preset
direct station selection number (pro-
gramming direct station selection: ➔ page 27, activat-
ing direct station selection: ➔ page 28).
● Total lock allows you to dial two emergency call num-
bers (programming emergency numbers: ➔ page 28,
activating a total lock: ➔ page 29).
● Dial restriction with lockout numbers. You can lock
up to nine different number ranges (➔ page 29). This
means that you cannot dial any number that begins
with the number sequence specified in the lockout
number list (e.g. international numbers, service num-
bers, etc.).
Only direct station selection numbers can be dialed (Babyphone)
Prerequisite: direct station selection is programmed and
activated (➔ page 28).
Programmed lockout numbers cannot be dialed
Prerequisite: The lockout numbers are programmed and
the lock is activated.
Press the "Trace" key; LED flashes.
If identification is possible, the message "Identification in-
itiated" appears in the display. If identification was not
possible or if the call tracing function was initiated too
late, the message "Identification not possible" is dis-
played.
After the information has been displayed, you can replace
the handset.
Trace
The actual identification is performed by the
network provider. The calling party’s number,
the time and the date are recorded. A printout of
the list is issued later.
"Direct stn selection" appears in the status line of the dis-
play.
c or
o or Lift the handset or press any key on the keypad or any
function key.
The programmed direct station selection number is di-
aled.
c or Lift the handset or press the "Loudspeaker" key.
o
Enter a directory number which is not a lockout number.
Loudspeaker