Conferencing
Conference Controls
The VoIP Help Page Team·2 min read·Last updated: March 14, 2026
This article provides a comprehensive list of star code controls available to audio conference leaders for managing participants within a conference call.
This article outlines the controls for an Audio Conference leader in order to manage participants.
| Star Code | Application | Description |
|---|---|---|
[*]6 | Toggle Mute | Toggle Mute On/Off |
[*]70[+]Participant's number[+]# | Add and Call Participant | Add PSTN number or Extension to the conference. Must be followed with # to work correctly. |
[*]71 | Start Recording | Recording On |
[*]73 | Stop Recording | Recording Off |
[*]74 | Dec Rx Gain | Decrease volume to the participant |
[*]75 | Reset RxGain | Reset volume to the participant |
[*]76 | Inc RxGain | Increase volume to the participant |
[*]77 | Dec Tx Gain | Decrease volume to conference |
[*]78 | Reset TxGain | Reset volume to conference |
[*]79 | Inc Tx Gain | Increase volume to conference |
[*]91 | List Participants | To announce the list of active participants |
[*]92 | Toggle Announce On/Off | Toggle Announcement On/Off |
[*]93 | Disconnect All | Disconnect All Other Participants |
[*]94 | Toggle Conference Lock | Toggle Conference Lock |
[*]95 | Count Participants | To announce the count of active participants |
[*]96 | Mute All | Mute All Other Participants |
[*]97 | Unmute All | Un-mute All Other Participants |
[*]98 | Speaker Sign-On | Sign-on as Speaker |
[*]99 | Leader Sign-On | Sign-on as Leader |
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