About Web Controls
preferences, controls and invitations.

(*1) Play menu of features so you know what's available

(*2) Mute your own line so other people can't hear you talking

(*3) Unmute your line so you can contribute to the conference

(*4) Hear the number of callers who are on the conference

(*5) Lock the conference so no other callers can join

(*6) Unlock the conference so additional callers can join

(*8) Mute all participants except yourself -- this is also known as lecture mode

(*9) Unmute all participants so everyone can participate

(*0) Increase volume. Press repeatedly to keep increasing the volume

(*#) Decrease volume. Press repeatedly to keep decreasing the volume