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200
ICX (International), issued March/1999
ICX-35-700
Chapter 5. Key Telephone Features
Section 700 - Operation
Trunk Queuing
CPC-96, CPC-288, and CPC-576 All Versions
Description
When you try to originate a call by MCO (enter
9
[UK/HK] or
0
[Taiwan, Malaysia, Indonesia]) and
all outside lines in a trunk group are busy, the System can call you when a line becomes free. Simply
pick up the handset and dial the telephone number when the Trunk Callback alert tone rings.
Operation
To set Trunk Queuing:
To respond to the Trunk Callback alert tone:
Hardware Requirements
•
N/A
Considerations
•
Response to the Trunk Callback must be within 15 seconds or Trunk Queuing will be cancelled.
•
The Trunk Queuing feature may also be used if you hear a busy tone when trying to make a call
using the MCO Trunk Access feature.
Action
Result
1. Lift the handset or press the ON/OFF key.
Intercom dial tone
2. Enter a trunk access code (default = 9 [UK/HK], 0 [Taiwan,
Malaysia, Indonesia], or 81-84).
Busy tone
3. Enter the Callback Request code (default = 3 [UK/HK] or
3# [Taiwan, Malaysia, Indonesia]).
4. Press the ON/OFF key.
Wait CBK-TRK
displays
5. Wait for the Trunk Callback alert tone.
Action
Result
1. Lift the handset or press the ON/OFF key.
• Outside dial tone
•
CO XXX
displays (where XXX = line
number