Alcatel OmniPCX Enterprise User Manual page 17

You will then have the option for them to automatically call you back when their
line is free.
Dial the code for the "Call b b ack r r equest" function. Replace the receiver.
To cancel the request, dial the number a second time, and then hang up.
Camping o o n a a n i i nternal c c orrespondent w w ho i i s b b usy
If you call an internal terminal, and all the lines are busy, you will hear an engaged
tone. To "camp on", dial the code for the "Camp o o n" function.
As soon as the line is free your call will be put through immediately.
Answering a a n n ight s s ervice b b ell
When the operator is away, all internal or external calls to the attendant may be
offered generally to all extensions.
To answer, dial the code for the "Night s s ervice a a nswering" function.
Entering a a p p rogrammed c c onference
At a prearranged time, you can join in a telephone conference of up to 29 people
including yourself, both internal and external.
A confidential access code will have been defined in advance by the participants.
The number of digits in this code will be decided by your administration controller.
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