Vertical Communications MP5000 - Manual (Page 30)

Processing Calls
34 Comdial May ‘04
3. When a second caller enters, the EP300 plays a double beep to
announce their entry, and you can begin your conversation.
4. When additional parties enter the conference, the EP300 plays
a double beep to announce their arrival; all parties in the room
can then communicate.
5. When all parties are present, any endpoint in the conference
can press ### while in the room to lock entrance to the room.
You can enter ### again to toggle the lock.
When the room is locked, the EP300 plays a long beep-short
beep that indicates that the room is locked. When the room is
unlocked, the EP300 plays a short beep-long beep that indi-
cates that the room is unlocked. Note: For security reasons,
external lines in the conference room are not permitted to lock
the door.