Polycom RealPresence 2000, Руководство администратора

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RealPresence Collaboration Server (RMX) 1500/2000/4000 Administrator’s Guide
iv
Polycom, Inc
Enabling Auto Scan and Customized Polling (CP Only) ........................................4-37
Auto Scan ...............................................................................................................4-37
Customized Polling ..............................................................................................4-38
Media Encryption .................................................................................................................4-40
Media Encryption Guidelines .....................................................................................4-40
Mixing Encrypted and Non-encrypted Endpoints in one Conference .........4-41
Direct Connection to the Conference .................................................................4-42
Connection to the Entry Queue ..........................................................................4-43
Moving from the Entry Queue to Conferences or Between Conferences .....4-43
Recording Link Encryption .................................................................................4-44
Encryption Flag Settings ..............................................................................................4-45
Enabling Encryption in the Profile .............................................................................4-46
Enabling Encryption at the Participant Level ...........................................................4-46
Monitoring the Encryption Status ..............................................................................4-47
Packet Loss Compensation (LPR and DBA) AVC CP Conferences ..............................4-48
Packet Loss .....................................................................................................................4-48
Causes of Packet Loss ...........................................................................................4-49
Effects of Packet Loss on Conferences ...............................................................4-49
Lost Packet Recovery ....................................................................................................4-49
Lost Packet Recovery Guidelines .......................................................................4-49
Enabling Lost Packet Recovery ...........................................................................4-49
Monitoring Lost Packet Recovery ..............................................................................4-50
Network Quality Indication (AVC Endpoints) ................................................................4-52
Network Quality Levels ...............................................................................................4-52
Indication Threshold Values ...............................................................................4-53
Guidelines ......................................................................................................................4-53
Customizing Network Quality Icon Display ............................................................4-53
Telepresence Mode (AVC CP) ............................................................................................4-55
RMX Telepresence Mode Guidelines .........................................................................4-55
System Level ..........................................................................................................4-55
Conference Level ...................................................................................................4-55
Automatic Detection of Immersive Telepresence (ITP) Sites .........................4-56
Horizontal Striping ...............................................................................................4-57
Cropping ................................................................................................................4-57
Gathering Phase with ITP Room Systems .........................................................4-57
Aspect ratio for standard endpoints ..................................................................4-57
Skins and Frames ..................................................................................................4-57
RPX and OTX Video Layouts ......................................................................................4-58
Enabling Telepresence Mode ......................................................................................4-60
Conference Level ...................................................................................................4-60
Sending Content to Legacy Endpoints in Telepresence Conferences ...................4-61
Guidelines for Sending Content to Legacy Endpoints in Telepresence
Conferences ............................................................................................................4-61
Multiple Cascade Links ................................................................................................4-62
Guidelines ..............................................................................................................4-62
Enabling and Using Multiple Cascade Links ...........................................................4-63
Creating a Link Participant .........................................................................................4-66