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1.3 Telephone Features
Operating Manual 73
To return while others are talking
1.3.33 Data Line Security
You can protect the line against audible notification tones, such as call waiting tones or hold alarm tones
during a conversation. Set this feature if your extension has a data communication device such as a
computer or fax machine connected, to ensure secure data transmission.
• CO-to-CO Line Call Duration
The length of outside-to-outside (CO-to-CO) line calls may be limited through system
programming.
Both outside parties will hear a warning tone 15 seconds before a specified time limit.
When the timer expires, the call is disconnected.
The originating extension user will hear a ring tone or an alarm tone before the time limit.
If the originating extension does not return to the conference within a specified time period,
the unattended conference call will be disconnected.
Programming Manual References
[PT Programming]
• [205] CO-to-CO Line Call Duration
• [606] Call Transfer to CO Line
[PC Programming]
• 9.1.7 Timers [1-6]—Call Duration—CO-to-CO Duration Limit
• 9.2.1 Main [2-1]—Transfer to CO
Feature Manual References
• 1.1.34 Conference, Unattended
Operating Manual References
• 1.3.31 Conference
• 3.1.3 Flexible Button Assignment
Create or edit a Conference button.
PT
Press the CO flashing green at moderate speed.
(CO)