AT&T MERLIN LEGEND Release 2.0 MLX Direct-Line Consoles Operator's Manual page 90

Features
Confirm participation:
5.
If the participant is available, announce the
If the participant is unavailable, hang up, and
Press Conf again to add another person.
6.
You are separated from the conference while you add the next
person, but participants still can talk. The display prompts you to
add the next participant.
Repeat Steps 3 through 5.
7.
While on a conference:
8.
To end the conference, hang up.
9.
NOTE:
If you make a dialing error while adding a
participant to a conference, hang up and repeat
Steps 3 through 6.
You cannot use Drop
when the conference is on hold.
4-22
Conference
conference and press Conf.
All participants, including you, are connected. The display
shows the number of people on the call
return to Step 4.
Disconnect yourself without ending the
conference by pressing Hold.
Participants can converse, and you can receive calls.
Rejoin the conference by pressing any line
button for a conference participant.
To drop an inside conference participant, press
Drop and then press the ICOM or SA button.
To drop an outside participant, press Drop and
then press the SA or line button.