3-20 Features
C3 Features
Conference (3-party)
During a 2-party conversation,an extension user can add a third party to make a 3-party
conference. The maximum number of members of a conference can be programmed in
program [116].
• The possible combinations, through System Programming,are 3 extensions, 1 extension
and 2 external parties, or 2 extensions and 1 external party.
• When a 2-party call is changed to a 3-party call or vice versa, a confirmation tone is sent
to all 3 parties. The tone can be disabled by program [105].
• A 3-party call can also be established by the Executive Busy Override feature.
• Required System Programming
[105] Conference Tone
[116] Conference Pattern Selection
[606] Call Transfer to an Exchange Line
• Related Feature References
Executive Busy Override
• Operating Instructions References
1.2 Proprietary Telephone Settings,“Customising the Buttons on Your Telephone”,
CONF (Conference) Button
1.7 Useful Features, “Conference (3-party)”
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