Polycom DOC2237A - Manual (Page 66)

Chapter 3 - System Architecture
3-4
Figure 3-4 shows the physical layout of the MGC-100 and how it interfaces
with the outside world.
Figure 3-4: MGC unit functional block diagram
Hard
Disk
RS232 RS232
Main
CPU
Ethernet
LAN
Interface
Serial
Inteface
Comm.
Controller
C
8
M
CPU Bus
Control Bus
Information Highway
Main
Control
Module
Operator
Workstation
Functional
Modules
H323
Network
ATM
Network
ISDN
Network
Audio
Module
Video
Module
Data
Module
MUX
Module
MPI
Network
Interface
ATM
Network
Interface
H323
Network
Interface
ISDN
Network
Interface
MPI
Box
DCE