AT&T MS2015 - Call Scenario

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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
extensions in a
conference
Outside lines
available for
other extension
to use
Console 1 1 2
1 2 1
2 1 1
2 2 0
Deskset 1 1 3
1 2 3
2 1 2
2 2 2
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
2 1
3 0
Telephone operation
Conference call