AT&T MERLIN 1030 Attendant's Manual page 37

ESTABLISH A CONFERENCE CALL WITH PBX/CENTREX AND
OUTSIDE CALLERS
For each caller:
Touch Conference.
Dial an outside number or PBX/Centrex extension number.
Touch Conference.
ESTABLISH AN INTERCOM CONFERENCE CALL WITH UP TO TWO
INSIDE CALLERS, TWO OUTSIDE CALLERS, AND YOURSELF
For each outside caller:
Touch Intercom Conference.
Touch a free line button.
Dial an outside number.
And for each intercom caller:
Touch Intercom Conference.
Touch the appropriate Shift button (large systems only).
Touch the Auto Intercom button (or touch Intercom-Voice or
Intercom-Ring and dial the intercom number).
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