Will my supervised agents be alerted that I have started listening ? Mark Gibbons 21 May 2019 19:22 Updated No. Only you as a supervisor will hear a tone signaling “listen-in” mode after pressing the star code. Related articles How do I add a supervision license to an existing user ? When should I use Call Supervision ? How do I configure Cloud PBX recording in my account? How do I initiate Call Supervision ? How do I manage which users I can supervise ?