Polycom RMX DOC2579D Getting Started Manual page 136

Chapter 3- Audio Only Basic Configuration and Operation
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Table 3-9 Participant Monitoring – Indicators and Properties (Continued)
Column Icon/Description
Audio Displays the status of the participant's audio channel.
If the participant's audio is connected and the channel is
neither muted nor blocked, no indication is displayed.
Encryption
For more information, see the RMX 1500/2000/4000 Administrator's Guide,
"Participant Level Monitoring" on page 10-15.
Disconnected – Participant's audio channel is
disconnected. This is a defined participant who is
waiting to be connected to the conference.
Muted – Participant's audio channel is muted. The
participant can still hear the conference.
Blocked – Transmission of audio from the
conference to the participant is blocked.
Muted and Blocked - Audio channel is muted and
blocked.
Indicates that the endpoint is using encryption for its
connection to the conference.