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Telephone operation
Conference call
Call scenario
The table below provides you with more information on the number of outside
lines available for use during a conference call under different call scenarios.
A. Inviting parties using Intercom
Device that
starts a
conference call
Number of
outside calls in
a conference
Number
of system
extensions in a
conference
Outside lines
available for
other extension
to use
Console 1 1 2
121
211
220
Deskset 1 1 3
123
212
222
B. Join a call in progress
Device that
starts a
conference call
Number of
outside calls in
a conference
Number
of system
extensions
joined in a
conference
Outside lines
available for
other extension
to use
Console/Deskset 1 1 2
21
30