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Siemens 70isdn User Manual

Page 71

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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