Polycom DOC2237A manual MGC unit functional block diagram

Chapter 3 - System Architecture

Figure 3-4 shows the physical layout of the MGC-100 and how it interfaces with the outside world.

Operator

Workstation

ATM

Network

		RS232	Ethernet	RS232
Main	Hard	Main	LAN	Serial	Comm.
	Disk	CPU	Interface	Inteface	Controller
Control					C
					8
Module					M

CPU Bus

Functional

			Control Bus
ISDN	H323	ATM	MPI

H323

Modules

Network	Network	Network	Network	MUX	Audio	Video	Data
				Module	Module	Module	Module

Network

ISDN

Network

Interface Interface Interface Interface

Information Highway

DCE	MPI
	Box

Figure 3-4: MGC unit functional block diagram

3-4