20.5.99

kap09.fm5

Profiset 70isdn, GB: A30853-X300-B501-3-7619

Convenient and secure telephone communication

Internal calls

(country-specific version set to "Italian") Tone (0.6 seconds) followed tone (0.2 seconds)

at 0.2-second intervals

etc.

 

 

 

 

 

Pause (4 seconds)

 

 

 

 

 

 

Transmitting keypad information elements (IE) via the keypad

 

DTMF signals: off

In order to enter keypad information elements for CEN- TREX features, CENTREX call processing must be set (page 17).

Because DTMF signalling is the default setting for Profiset 70isdn, this must first be deactivated. To do this, a key must be programmed with the function "24=DTMF sig- nals off?" (page 42) .

Prerequisite: a line has been seized, a connection set up, or an existing connection has not yet been cleared down.

Press the programmed feature key "DTMF signals: off".

oEnter keypad information elements. The digits entered are shown on the display.

Transmitting character strings as keypad information elements (IE) using a feature key

DTMF/keypad number

In order to transmit keypad information elements for CEN- TREX features using feature keys, CENTREX call process- ing must be set (page 17).

The key which you wish to use for transmitting keypad in- formation elements must be programmed with the re- quired character string. This is achieved using the function "26=DTMF/keypad number?" (page 42).

Prerequisite: a line has been seized, a connection set up, or an existing connection has not yet been cleared down.

Press the programmed feature key DTMF/keypad number.

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Siemens 70isdn At 0.2-second intervals Etc Pause 4 seconds, Transmitting keypad information elements IE via the keypad