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Section 700 - Operation Chapter 6. DSLT Features
ICX-50-700 ICX (International) issued June 2000 249
To answer a message waiting indication (callback):
To cancel a Callback Message:
Hardware Requirements
•N/A
Considerations
• The System has priority message waiting for 3rd-party Voice Mail. See “Voice Mail Integration
(Third Party)” on page 72.
Offhook Signalling
Description
Offhook Signalling sends a tone to a busy extension to indicate that another trunk call has arrived or a
call is camped on.
Operation
After receiving an offhook signal during a call:
Note: For details about handling multiple calls, see “Call Hold” on page 231.
Action Result
1. Lift the handset or press the ON/OFF key. Intercom dial tone
2. Enter the Message Wait Callback code (default = *6). • Telephone automatically dials exten-
sion that sent message waiting indica-
tion
• Message lamp goes off when your call
is answered
Action Result
1. Lift the handset or press the ON/OFF key. Intercom dial tone
2. Enter the Callback Request Cancel code (default = *5).
3. Replace the handset or press the ON/OFF key. Message lamp goes off
Action Result
1. Press the HOLD key.
2. Hang up and then go off-hook to answer call.