Operating instructions

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