Siemens HiPath 4000 - If You Cannot Reach a Destination; Call Waiting (Camp-On); Busy Override - Joining a Call in Progress

Making Calls – Convenience Functions
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Step by step
If you cannot reach a destination ...
Call waiting (camp-on)
Prerequisite: An internal station is busy. It is important
that you reach the station.
Select, confirm and briefly wait.
Z Your colleague hears a warning tone during the call. If
their phone has a display, your name and phone number
is displayed.
Busy override - joining a call in progress
Prerequisite: The called station is busy. It is important
that you reach this colleague.
Select, confirm and briefly wait.
Z Your colleague and their call partner hear a warning
tone.
You can now start talking.
Camp-on?
To camp on, you must have received the correct
authorization.
Camp on is not possible if the called party has do-
not-disturb activated.
Override?
To override a call, you must have received the cor-
rect authorization.
Call override is not possible if the called party has
station override security activated.