Step by Step
Making Calls – Enhanced Functions
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Talking to Your Colleague with Discreet Call-
ing
If this function has been configured (ask your service
personnel), you can join an ongoing call conducted by
an internal user at a system telephone with display. You
can listen in unnoticed and speak to the internal user wi-
thout being overheard by the other party (discreet cal-
ling).
c Press the talk key.
*O45 Enter the code.
~ Enter your internal station number.
Automatic Connection Setup (Hotline)
If this function is configured (contact your service per-
sonnel), the system automatically sets up a connection
to a preset internal or external destination.
c Press the talk key.
Depending on the setting, the connection is either set
up immediately or only after a preset period of
time (hotline after a timeout).
Reserving a Trunk
If this feature is configured (contact your service per-
sonnel), you can reserve a busy trunk for your own use.
When the trunk is free, you receive a call and a message
appears on the display.
Precondition: "Currently busy" appears on the display.
OK Confirm.
When the reserved trunk becomes free:
Your telephone rings. The display shows "Trunk is free".
c Press the talk key. You hear the CO dial tone.
~ Enter the number of the external station.
Your service personnel can protect your telepho-
ne against discreet calling.
Reserve trunk?
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