Information Flow - Polycom DOC2238A Hardware Installation Manual

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.
H323/SIP
ISDN/T1-CAS
I/O Card
I/O Card
VoIP Network
ISDN/MPI
MPI
Interface
Network
Module
Interface
+
(includes MUX )
Module
Main
+
MUX
Control
Module
Module
+ +
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