3215 tell the user how many people are in the conference before joining.
- conf-userinconf – “User is in the conference”
- conf-usersinconf – “Users are in the conference”
3586 No way for conferencee to know how many other in this conference
- conf-usermenu – “Please press 1 to mute or unmute yourself or press 4 to hear the number of conference participants”
- conf-adminmenu – “Please press 1 to mute or unmute yourself, press 2 to lock or unlock the conference, press 3 to eject the last user, or press 4 to hear the number of conference participants”