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Polycom, Inc. 4-1
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Additional Conferencing Information
Various conferencing modes and video features require additional settings, such as system
flag settings, conference parameters and other settings. In depth explanations of these
additional settings are described in the following sections:
•"H.239 / People+Content” on page 4-2
•"Video Preview” on page 4-26
•"Gathering Phase” on page 4-30
•"Audio Algorithm Support” on page 4-35
•"Media Encryption (AVC Only)” on page 4-40
•"Packet Loss Compensation (LPR and DBA)” on page 4-50
•"Telepresence Mode (AVC Only)” on page 4-55
•"Lecture Mode (AVC Only)” on page 4-73
•"Permanent Conference” on page 4-80
•"Audio Algorithm Support” on page 4-35
MPM+ and MPMx cards support additional video resolutions and video quality
enhancement such as Video Clarity™ in addition to all video modes and features supported
by MPM cards.
MPMx card offers additional functionality, such as support of H.264 High Profile, enhanced
display of Site Names and Message Overlay and more.
• The RealPresence Collaboration Server (RMX) 1500 contains only one MPMx card.
• The RealPresence Collaboration Server (RMX) 2000 can function with three types of
video Media Processing Modules (MPM): MPM, MPM+ and MPMx. These cards differ
in their port capacity and their support of video resolutions.
• The RealPresence Collaboration Server (RMX) 4000 can contain MPM+ or MPMx cards.
From Version 7.1, MPM media cards are not supported.