Polycom MGC Administrator Administrator's Manual page 187

Table 4-1: Functional Modules (Continued)
Functional Module
Audio+
Video
Video+
MUX Module
MUX+10
MUX+20
Function
Performs audio compression,
decompression.
Number of ports changes
according to the Audio
Algorithm used in the
conference.
Performs video processing
and Transcoding.
Performs video processing
and Transcoding.
Multiplexes and
demultiplexes audio, data,
video, and control
information; performs
channel aggregation (inverse
multiplexing).
Multiplexes and
demultiplexes audio, data,
video, and control
information; performs
channel aggregation, enables
Encryption.
Multiplexes and
demultiplexes audio, data,
video, and control
information; performs
channel aggregation, enables
Encryption.
MGC Administrator's Guide
Port capacity
Audio+8A - 24/48 ports
Audio+8V - 24 ports
Audio+12/24 - 12/24*
ports
Audio+24/48 - 24/48*
ports
Audio+48/96 - 48/96*
ports
* video/audio
conferences
Single – 6 ports
Double – 12 ports
Video+8 - support of up
to 8 participants
Up to 16 ports
18 channels at 128Kbps
128 36 channels at
128Kbps
4-5