MGC+ Hardware and Installation Manual

Information Flow

Figure 3-5 shows the flow of information within the system.

The MUX+ Module is not used with the H.323/SIP modules.

ISDN/T1-CAS

I/O Card

MPIISDN/MPI

Network

Interface

Module

 

MUX+

 

 

 

 

Main

 

Module

 

 

 

 

Control

 

 

 

 

 

 

 

 

 

 

Module

 

 

 

 

 

 

 

 

 

 

 

 

 

H323/SIP

I/O Card

VoIP Network

Interface

Module

(includes MUX+)

 

Audio +

 

 

Video+

 

 

Data

 

Module

 

 

Module

 

 

Module

 

 

 

 

 

 

 

 

Figure 3-5: Signal flow process

Information enters the MGC+ units from the telecommunications network via a PBX or CSU, and into the Network Interface Module. The information is then transferred to the MUX+ Module via the Internet.

3-5

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Polycom DOC2238A manual Information Flow, MUX+ Module is not used with the H.323/SIP modules