MGC Hardware and Installation Manual

Table 4-4: MGC Functional Modules Description

Functional Module

Function

Port capacity

 

 

 

MPI-4

Uses dialing protocols to

120 channels/92

 

communicate to endpoints

channels

 

using “Data Terminal

 

 

 

Equipment” (DTE), or Data

 

 

 

Communications Equipment

 

 

 

(DCE).

 

 

 

 

 

MPI-8

Uses dialing protocols to

240 channels/184

 

communicate to endpoints

channels

 

using “Data Terminal

 

 

 

Equipment” (DTE), or Data

 

 

 

Communications Equipment

 

 

 

(DCE).

 

 

 

 

 

Audio (Standard)

Performs audio compression,

• 12 ports per card

 

decompression, and

 

(standard

 

bridging.

 

conference)

 

 

•

Audio Bridge: 16

 

 

 

participants, or 30

 

 

 

participants (Large

 

 

 

Video Switching

 

 

 

conference)

 

 

 

 

Audio+

Performs audio compression,

•

Audio+8A - 24/48

 

decompression

 

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

 

 

 

Video

Performs video processing

• Single – 6 ports

 

and Transcoding.

• Double – 12 ports

 

 

 

Video+

Performs video processing

Up to 8 participants

 

and Transcoding.

 

 

 

 

 

 

4-25

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Polycom DOC2237A manual MPI-4