Telephone Keypad Manual
| Phone Key | Subscriber Action |
| ** | Hear a list of commands |
| *0 | Request an operator |
| 00 | Request an operator join the conference |
| *1 | Dial out |
| *2 | Record this conference |
| *3 | Change entry and exit announcement options |
| *4 | Conference lock |
| *5 | Conference unlock |
| *6 | Mute your line |
| *7 | Unmute your line |
| *8 | Conference continue after subscriber has left |
| *9 | Hear a list of conference participants |
| *# | Participant count |
| ## | Mute all participants |
| 99 | Unmute all |
| #1 | Listen only mode (participants can NOT unmute) |
| #2 | Undo listen only |
| Phone Key | Participan Action |
| ** | Hear a list of commands |
| *0 | Request an operator |
| *6 | Mute your line |
| *7 | Unmute your line |
| *9 | Hear a list of conference participants |
| *# | Participant count |
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