Polycom DOC2237A Instrukcja Użytkownika

Polycom MGC 50/MGC 100Hardware & Installation Guide Version 9.0.4| August 2010 | DOC2237A

Chapter 1 - Before You Begin1-2The system meets International Telecommunication Union - Telecommunication Standardization Sector, (ITU-T, formerly CCI

Chapter 4 - Hardware Description4-28Net-E1/Net-T1 ISDN Network Interface ModuleThe Net-E1/Net-T1 ISDN Network Interface module provides the interface

MGC Hardware and Installation Manual4-29Figure 4-14: Net-E1/Net-T1 ISDN Network Interface ModuleATMATM HardwareTDM InterfaceISA InterfaceMemoryHDLC In

Chapter 4 - Hardware Description4-30The Net-E1/Net-T1 ISDN Network Interface Data StreamFigure 4-14 shows a block diagram of the network interface of

MGC Hardware and Installation Manual4-31Net-2/Net-4/Net-8/Net-8L ISDN and Net-2/Net-4/Net-8 T1-CAS Network Interface ModuleThe Net-2/Net-4/Net-8/Net-8

Chapter 4 - Hardware Description4-32Figure 4-16: Net-2/Net-4/Net-8 ISDN/T1-CAS and Net-8L ISDN Network Interface ModuleTDM InterfaceDPRCOMProcessorCar

MGC Hardware and Installation Manual4-33The Net-2/Net-4/Net-8 ISDN/T1-CAS Network Interface Data StreamFigure 4-16 shows a block diagram of the Net-2/

Chapter 4 - Hardware Description4-34ATM Network Interface ModuleThe ATM Network Interface Module provides the interface between the MGC unit and ATM n

MGC Hardware and Installation Manual4-35IP and IP+ Network Interface ModuleThe IP and IP+ Network Interface Modules support participant connections us

Chapter 4 - Hardware Description4-36The IP+ cards are available in IP+12, IP+24 and IP+48 port sub-assemblies. The following table lists the type of I

MGC Hardware and Installation Manual4-37Table 4-2: IP Participant Types and Line Rate Capacities Card TypeParticipant TypeLine Rate128Kbps384Kbps512Kb

MGC Hardware and Installation Manual1-3MGC Unit Main FeaturesThe MGC unit offers the following features:• Supports a large number of ports (48 for the

Chapter 4 - Hardware Description4-38IP and IP+ Network Interface Module ArchitectureThe IP and IP+ Network Interface Modules have the same general car

MGC Hardware and Installation Manual4-39IP+ Port CapacitiesThe number of participants in a conference is limited by the Line Rates and conference type

Chapter 4 - Hardware Description4-40The MPI-8 Network Interface ModuleMPI is an acronym for the Multi Protocol Interface card. The MPI-8 is a serial c

MGC Hardware and Installation Manual4-41Each 160-pin connector can be connected to one 160-pin connector located on the front panel of the MPI box. Fi

Chapter 4 - Hardware Description4-42MPI-8 Network Interface Data Stream When the MCU is set as a DTEThe ISDN data stream flows from the ISDN telecommu

MGC Hardware and Installation Manual4-43When the MCU is set as a DCEThe serial data stream flows from the endpoint (DTE) through the serial connector

Chapter 4 - Hardware Description4-44MPI Network Interface Module ArchitectureFigure 4-25, “MPI-8 Network Interface module architecture” shows the arch

MGC Hardware and Installation Manual4-45The MUX Module receives information in one of the following standard formats:• Hyper-channel (or multi-rate IS

Chapter 4 - Hardware Description4-46MUX Module ArchitectureFigure 4-25 shows the card architecture of the MUX Module.Figure 4-26: MUX ModuleMUXMUX Har

MGC Hardware and Installation Manual4-47MUX+ ModuleThe MUX+ card performs multiplexing and demultiplexing of audio, video, data and control informatio

Chapter 1 - Before You Begin1-4MGC-50/MGC-100 SpecificationsTable 1-1 lists the specifications of the MGC-50 and the MGC-100 units.Table 1-1: MGC Spec

Chapter 4 - Hardware Description4-48The MUX+ card can be installed together with a MUX card in the same MCU. A conference can run on multiple MUX+ car

MGC Hardware and Installation Manual4-49IVR/Greet & Guide Welcome SlideUp to four video slides can be stored on the MUX+ card, in the same way tha

Chapter 4 - Hardware Description4-50The following table details the number of ports available with the MUX+ cards.Table 4-2: MUX+ Cards Port CapacityC

MGC Hardware and Installation Manual4-51MUX+ Participant Move OptionsThe administrator has the option to define move behavior of encrypted participant

Chapter 4 - Hardware Description4-52MUX+ Resource ReportMGC-50/100 Resource ReportThe Resources Report, displays the total number of MUX+ port resourc

MGC Hardware and Installation Manual4-53Audio Module (Standard)The Audio Module performs audio compression, decompression, and bridging. The Audio Mod

Chapter 4 - Hardware Description4-54The following selections can be enabled with the Audio bridge: 1/30, 4/16, 6/12.• The total number of conference

MGC Hardware and Installation Manual4-55Audio Module ArchitectureFigure 4-26 shows the architecture for the Audio Module.Figure 4-29: Audio ModuleAudi

Chapter 4 - Hardware Description4-56Audio+ ModuleThe Audio+ Module performs audio compression, decompression, and bridging. The Audio+ Module also per

MGC Hardware and Installation Manual4-57Audio+ Module ArchitectureAudio+ represents a new family of audio cards. Audio+ has the same general card arch

MGC Hardware and Installation Manual1-5Channel aggregation H.221, BONDING, Multi-Rate (H0)Network interfaces ISDN: T1 PRI, E1 PRI, Multirate ISDN, NFA

Chapter 4 - Hardware Description4-58The following table details the card capacities according to the Audio algorithm used in the conference when the M

MGC Hardware and Installation Manual4-59Video Module (Standard)The Video Module performs video processing and Transcoding. The module supports the ITU

Chapter 4 - Hardware Description4-60The maximum transmission capability of E1 lines (up to 1920 Kbps) can be used in Transcoding or Continuous Presenc

MGC Hardware and Installation Manual4-61• Quad Mode Continuous Presence - Additional Continuous Presence layouts suitable for large conferences, i.e.

Chapter 4 - Hardware Description4-62Data ModuleThe Data Module performs conference data and control routing for up to 12 participants. The system allo

MGC Hardware and Installation Manual4-63Input/Output CardsInput/Output (I/O) Cards connect the Functional Modules to external systems and networks. Th

Chapter 4 - Hardware Description4-64The IO-4 card connects four PRI/Leased connections from the MGC rear panel to a Net-4 ISDN/T1-CAS Network Interfac

MGC Hardware and Installation Manual4-65• The IO-25 Card connects one ATM connection from the MGC rear panel to an ATM-25 Network Interface Module.Fig

Chapter 4 - Hardware Description4-66• The LAN-IO Card connects one H.323 connection from the MGC rear panel to an H.323 Network Interface Module.Figur

MGC Hardware and Installation Manual4-67Greet and Guide Hardware KitIf you are upgrading the MCU to the Greet and Guide mode, you need to install the

Chapter 1 - Before You Begin1-6Operating ESD +8kVStorage ESD +15kVSystem CommunicationsMGC-50/MGC-100Integrated scheduler YesAPI to 3rd party reservat

Chapter 4 - Hardware Description4-68Installing the Audio Message Daughter Card on the standard Audio Module1. Unscrew the screws on the front panel of

MGC Hardware and Installation Manual4-69 6. Slide in the Audio module.7. Push the Audio module firmly into the backplane, making sure it is properly s

Chapter 4 - Hardware Description4-702. Tighten the screws on the rear panel of the MGC unit to secure the Music I/O card.Enabling the Audio Message Da

MGC Hardware and Installation Manual4-711. Select Edit "system.cfg" from the MCU Utils sub-menu. The SysConfig dialog box opens.

Chapter 4 - Hardware Description4-722. Double-click on the GREET_AND_GUIDE line in the Section box.The Greet and Guide hardware items appear in the It

5-15System MaintenanceThe MGC is designed with ease of maintenance in mind. Most components are hot swappable and are accessible directly via the fron

Chapter 5 - System Maintenance5-2Controls and IndicatorsMGC Unit Front PanelThe front panel of the MGC unit contains a number of controls, components,

MGC Hardware and Installation Manual5-3Figure 5-2: MGC-50 front panelLED IndicatorsThe following LEDs appear on the front panel:• 8 LEDs on the Main C

Chapter 5 - System Maintenance5-4• 7 LEDs on Net-E1/Net-T1 ISDN Network Interface Module, Net-4 ISDN Network Interface Module, ATM Network Interface M

MGC Hardware and Installation Manual5-5Functional ModulesSTBYFAILACTIVEGreenRedYellowOn during normal operation (refer to Table 5-2)On when a failure

MGC Hardware and Installation Manual1-7AC Input 100-240 VAC, 50/60 Hz100-240 VAC, 50/60 HzPower Consumption MGC-50 MGC-100AC Maximum Power consumption

Chapter 5 - System Maintenance5-6The three Functional Module LEDs function as a group. Each state of the Functional Module and its associated LED arra

MGC Hardware and Installation Manual5-7MGC Unit Rear PanelThe rear panel of the MGC-100 and MGC-50 contains a number of controls for using the MGC uni

Chapter 5 - System Maintenance5-8Figure 5-4: MGC-50 rear panel controlsThe main power switch is used during installation, and replacement of fans, mai

MGC Hardware and Installation Manual5-9Corrective MaintenanceCorrective maintenance refers to changing or replacing an element of the system that is f

Chapter 5 - System Maintenance5-10Replacing a Functional ModuleThe following procedure is applicable for both the MGC-100 and the MGC-50. All Function

MGC Hardware and Installation Manual5-118. Referring to the labels, reconnect the external connections to the I/O card.Replacing the FuseUse the follo

Chapter 5 - System Maintenance5-122. Pull on the handle of the Power Supply Module to pull the module out of its slot in the Powerplane.3. Carefully s

MGC Hardware and Installation Manual5-134. Optional. Remove the two jack connectors from the fan panel to completely remove the fans from the MCU.5. D

Chapter 5 - System Maintenance5-148. From the rear, carefully slide the Power Supply Module out through the front panel and remove.9. Slide in the rep

MGC Hardware and Installation Manual5-1512. Connect the black power cable to the -5V screw in the order described in step 11 and ensure that the nut i

Chapter 1 - Before You Begin1-8Scope of ManualThis manual describes the MGC-50 and the MGC-100 hardware and installation procedure. It is intended for

Chapter 5 - System Maintenance5-16Fan Replacement for the MGC-50The fans are not hot swappable and cannot be replaced with the system running. Fans ar

MGC Hardware and Installation Manual5-175. Unscrew the four screws on the Fans front panel that secure the faulty fan to the fan panel.6. Remove the f

Chapter 5 - System Maintenance5-1810. Tighten the four screws on the front panel of the MGC that secure the Main Control Module.11. Reconnect all inte

MGC Hardware and Installation Manual5-19TroubleshootingThe MGC unit provides on-line diagnostics for quick isolation and resolution of problems. The c

Chapter 5 - System Maintenance5-20

A-1Appendix A: Interfaces Pin AssignmentPRI Port AssignmentTable A-1: PRI Port AssignmentPin Signal Name1 Receive Ring2 Receive Tip3 No connection4 Tr

Appendix A: Interfaces Pin AssignmentA-2LAN PIN AssignmentFigure A-1: LAN Pin AssignmentAlarms Port Pin AssignmentFigure A-2: Alarm Port Pin Assignmen

MGC Hardware and Installation ManualA-3RS-232 Pin AssignmentFigure A-3: RS-232 Pin AssignmentTable A-1: PRI Port AssignmentPin Description1 Data Carri

Appendix A: Interfaces Pin AssignmentA-4Serial Port Connectors Pin out AssignmentFigure A-4: RS-530 Pin out (DB-25) Figure A-5: RS-449 Pin out (DB-37)

MGC Hardware and Installation ManualA-5Figure A-6: V.35 Pin out (M-34 Connector)Figure A-7: RS-366 Pin out (DB-25)ACEHKMPSUWYAACCEEHHKKMMBDFJLNRTVXZBB

MGC Hardware and Installation Manual1-9ConventionsBefore using this manual, it is important for you to understand the terms and conventions used: • Th

Appendix A: Interfaces Pin AssignmentA-6Cables For the MPI-8 Network Interface ModuleThere are three new cables for interfacing with the MPI-8 Network

Chapter 1 - Before You Begin1-10List of AbbreviationsThe following is the list of abbreviations used throughout this manual:Table 1-2: AbbreviationsAP

MGC Hardware and Installation Manual1-11Installation and Configuration WorkflowThe MGC unit installation and configuration process includes the follow

Trademark InformationPolycom®, the Polycom “Triangles” logo, and the names and marks associated with Polycom’s products are trademarks and/or service

Chapter 1 - Before You Begin1-12

2-12Hardware InstallationThis chapter describes the unpacking and connection of both the MGC+50 and the MGC+100, to the ISDN, T1-CAS, H.323, MPI or se

Chapter 2 - Hardware Installation2-2MGC-100 Hardware InstallationUnpacking and Positioning the MGC-100To unpack and position the MGC-100:1. When you r

MGC Hardware and Installation Manual2-33. Release the clasp locks at the bottom, and lift the MGC-100 top cover. Figure 2-2: Unpacking the MG

Chapter 2 - Hardware Installation2-4Mounting the MGC-100 on a 23” RackThe MGC-100 can be mounted to a 23” rack using the two mounting plates that are

MGC Hardware and Installation Manual2-56. Unscrew both MCU the side screws and remove both side plates.7. From the inside of the MGC-100, screw the mo

Chapter 2 - Hardware Installation2-68. Place the MCU in a 23” rack and while supporting it, screw the mounting brackets to the rack securing it with b

MGC Hardware and Installation Manual2-71. Check that all the parts are in the kit.The kit should contain the following items:2. Make sure that the MCU

Chapter 2 - Hardware Installation2-85. Carefully rotate the MGC-100 counterclockwise 90°, making sure the Control Unit is at the bottom left.6. While

MGC Hardware and Installation Manual2-9Connecting and Setting Up the MGC-100Use the MGC-100 rear panel diagram below for reference. Figure 2-5: MGC-10

MGC Hardware and Installation GuideiTable of ContentsBefore You Begin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1MGC Un

Chapter 2 - Hardware Installation2-10MGC-100 Dongle MGC-100 is shipped with a serial dongle installed on COM1 on the MCU rear panel. The dongle is req

MGC Hardware and Installation Manual2-11To connect to the -48DC power system:1. Make sure the power switch is OFF. Turn off the DC power distribution

Chapter 2 - Hardware Installation2-125. Turn on the power by pressing on the power switch located on the rear panel of the MGC-100 unit.Connecting the

MGC Hardware and Installation Manual2-13Connecting the MGC-100 to the Network To connect the MGC-100 to the ISDN network or T1-CAS Network:• Connect t

Chapter 2 - Hardware Installation2-14To connect the MGC-100 to the ATM network:The MGC-100 can be connected to an ATM network. The type of connection

MGC Hardware and Installation Manual2-15To connect the MGC-100 to the IP network:If an IP network Interface card is installed in the MGC-100, connect

Chapter 2 - Hardware Installation2-16MPI-4/8 Hardware Installation for the MGC-100 The MPI-4/8 (Multi Protocol Interface) Network Interface card is in

MGC Hardware and Installation Manual2-17To install the MPI-4/8 Network Interface Module:1. Slide the MPI-4/8 Network Interface module into a free slot

Chapter 2 - Hardware Installation2-184. Place the mounting bracket on top of the MCU aligning it against the screw openings as shown below and tighten

MGC Hardware and Installation Manual2-197. If the MCU is standalone, reassemble the side panels.If the MCU is rack mounted, mount the unit on the rack

Table of ContentsiiConnecting the MGC-50 to the Operator Workstation (PC) Directly via RS-232 (Optional) . . . . . . . . . . . . . . . . . . . . . 2

Chapter 2 - Hardware Installation2-2010. Connect the serial cable running from the DCE to the appropriate 37-pin connector on the rear panel of the MP

MGC Hardware and Installation Manual2-21MGC-50 Hardware InstallationUnpacking and Positioning the MGC-50To unpack and position the MGC-50:1. When you

Chapter 2 - Hardware Installation2-223. Release the clasp locks at the bottom, and lift the MGC-50 top cover. Figure 2-12: Unpacking the MGC-5

MGC Hardware and Installation Manual2-23Mounting the MGC-50 on a RackThe MGC-50 can be mounted in a 19” rack using two mounting plates (Kit 2012A). Th

Chapter 2 - Hardware Installation2-246. Once the Main Control Module, the power supply module and the boards are removed, unscrew the side screws from

MGC Hardware and Installation Manual2-258. To remove the plate from the right side of the MGC unit remove the appropriate number of functional modules

Chapter 2 - Hardware Installation2-26Connecting and Setting Up the MGC-50Use the MGC-50 rear panel diagram below for reference. Figure 2-13: MGC-50 Re

MGC Hardware and Installation Manual2-27Connecting to the Power SourceTo connect to the AC Inlet:1. Make sure that the power switch located on the rea

Chapter 2 - Hardware Installation2-28Connecting the MGC-50 to the LAN Network Connect one end of a network cable to the LAN connector on the rear pane

MGC Hardware and Installation Manual2-29 Figure 2-14: ISDN network connection• Leased lines should be connected using an adapter with a screw connecto

MGC Hardware and Installation GuideiiiFuse/Circuit Breaker (AC Power) . . . . . . . . . . . . . . . . . . . . . . . 4-22Fans . . . . . . . . . . . . .

Chapter 2 - Hardware Installation2-30Connecting the MGC-50 to the ATM NetworkThe MGC-50 can be connected to an ATM network. The type of connection use

MGC Hardware and Installation Manual2-31Connecting the MGC-50 to the IP NetworkIf an IP network Interface card is installed in the MGC, connect the 8-

Chapter 2 - Hardware Installation2-32MPI-8 Hardware Installation for the MGC-50The MPI-8 Network Interface card is inserted into the MGC-50. The MPI b

MGC Hardware and Installation Manual2-33To install the MPI-8 Network Interface Module:1. Slide the MPI-8 Network Interface module into a free slot in

Chapter 2 - Hardware Installation2-34Using a second cable, connect the 160-pin connector to Port B of the MPI-8 Network Interface front panel. Connect

MGC Hardware and Installation Manual2-35First Entry IP ConfigurationThis following section describes the first entry IP Configuration for pSOSystem an

Chapter 2 - Hardware Installation2-36The Add MCU dialog box opens.b. In the Name box, enter the name of the MCU. Specify a name that clearly identifie

MGC Hardware and Installation Manual2-3710. Modify the IP address of the MCU unit as allocated by the network administrator. This is the IP address wi

Chapter 2 - Hardware Installation2-3811. Click OK.12. Exit the MGC Manager and switch OFF the MCU.13. Disconnect the MCU from the cross-over cable.14.

MGC Hardware and Installation Manual2-39The MCU Properties dialog box opens.b. Enter the IP address of the MCU as you have defined in the IP Configura

Table of ContentsivVideo Module Architecture . . . . . . . . . . . . . . . . . . . . . . . . 4-59Video+ Module . . . . . . . . . . . . . . . . . . .

Chapter 2 - Hardware Installation2-402. Save the information, creating a text file named LAN.CFG.3. Copy the file to an empty DOS diskette.4. Turn on

MGC Hardware and Installation Manual2-41ClockingTo be able to work with the network connected to the MCU you need to synchronize the system clock with

Chapter 2 - Hardware Installation2-42

3-13System ArchitectureThe MGC unit is designed to provide maximum reliability, minimum interruptions, and effortless maintenance. Removable active co

Chapter 3 - System Architecture3-2The MGC Unit is made up of:• Main Control Module, located at the top left of the unit when viewed from the front• Fu

MGC Hardware and Installation Manual3-3Figure 3-3 describes the functional block diagram of the complete MGC-50.Figure 3-3: MGC-50 components MUSIC I/

Chapter 3 - System Architecture3-4Figure 3-4 shows the physical layout of the MGC-100 and how it interfaces with the outside world.Figure 3-4: MGC uni

MGC Hardware and Installation Manual3-5Figure 3-5 shows the physical layout of the MGC-100 and how it interfaces with the outside world.Figure 3-5: MG

Chapter 3 - System Architecture3-6Figure 3-6 shows the physical layout of the MGC-50 and how it interfaces with the outside world.Figure 3-6: MGC-50 f

MGC Hardware and Installation Manual3-7Information FlowFigure 3-7 shows the flow of information within the system.Figure 3-7: Signal flow processInfor

MGC Hardware and Installation GuidevCables For the MPI-8 Network Interface Module . . . . . . . .A-6

Chapter 3 - System Architecture3-8The MUX module divides the incoming information into audio, video and data components, and then forwards the informa

MGC Hardware and Installation Manual3-9MGC Manager InterfaceAs shown in Figure 3-4, “MGC unit functional block diagram” on page 3-4, the Main Control

Chapter 3 - System Architecture3-10

4-14Hardware DescriptionThis chapter describes the various components that make up the MGC unit. The following components are described:• Backplane• M

Chapter 4 - Hardware Description4-2MGC-100 Components LocationFigure 4-1 shows the front panel of the MGC-100. The front panel provides access to the

MGC Hardware and Installation Manual4-3Figure 4-2 shows the rear panel of the MGC-100. The rear panel provides access to the network I/O card connecto

Chapter 4 - Hardware Description4-4Figure 4-3 shows the front panel of the MGC-100 NEBS Standard. The front panel, as in the MGC-100, provides access

MGC Hardware and Installation Manual4-5Figure 4-4 shows the rear panel of the MGC-100 NEBS Standard. The rear panel, as in the standard MGC-100, provi

Chapter 4 - Hardware Description4-6Figure 4-5 shows the top view of the inside of the MGC-100. The Main Control Module, Functional Modules, and I/O ca

MGC Hardware and Installation Manual4-7MGC-50 Components LocationFigure 4-6 shows the front panel of the MGC-50. The front panel provides access to th

Table of Contentsvi

Chapter 4 - Hardware Description4-8Figure 4-7 shows the rear panel of the MGC-50. I/O cards are inserted via the rear panel. The rear panel also provi

MGC Hardware and Installation Manual4-9Figure 4-8 shows the top view of the inside of the MGC-50. The Main Control Module, Functional Modules, and I/O

Chapter 4 - Hardware Description4-10Main Control ModuleThe Main Control Module performs the functions of conference setup, conference teardown, and re

MGC Hardware and Installation Manual4-11The Main Control Module includes several connectors. These are connected to ports on the chassis. Two types of

Chapter 4 - Hardware Description4-12MGC-50/100 Control Unit with Removable Hard DriveAs an option the Control Unit (CU) can be supplied with a removab

MGC Hardware and Installation Manual4-136. Use the plastic ejectors to pull the Control Unit out of its slot.7. Slide the Main Control Unit out throug

Chapter 4 - Hardware Description4-146. Attach the rear panel back on the chassis.7. Connect the power cord to the power source and switch ON the main

MGC Hardware and Installation Manual4-15Inserting the Hard Drive1. Make sure the MCU is OFF and insert the Hard Drive into its slot. Check that the Ha

Chapter 4 - Hardware Description4-164. You can now remove the Hard Drive by sliding it out from its housing.Hard Drive Limitations•The XPEK or pSOS ch

MGC Hardware and Installation Manual4-17BackplaneThe Backplane is based on the “universal slot” concept, where any card can be inserted in any slot. T

1-11Before You BeginThe MGC-50 and the MGC-100 are high performance, high capacity Multipoint Control Units (MCU) which support up to 48 ports for the

Chapter 4 - Hardware Description4-18In the MGC-50, the front of the Backplane contains eight slots for Functional Modules and an additional slot (Slot

MGC Hardware and Installation Manual4-19Information HighwayThe Information Highway is a high capacity TDM-type bus. It is used by both the MGC-100 and

Chapter 4 - Hardware Description4-20Power Supply ModuleBoth MGC units (MGC-100 and MGC-50) operate at 100-240 volts AC 50/60 Hz. Power Module in the M

MGC Hardware and Installation Manual4-21Power Module in the MGC-50In the MGC-50, the Power Supply Module is not hot swappable. The power supply automa

Chapter 4 - Hardware Description4-22Fuse/Circuit Breaker (AC Power)Currently, MGC-100 Control Units come equipped with a circuit breaker. Previous mod

MGC Hardware and Installation Manual4-23Functional ModulesThe Functional Modules (cards) perform the various audio, video, and data processing functio

Chapter 4 - Hardware Description4-24MG323 Audio, video and data communications across IP based (LAN) networks, including the Internet.• 12 channels at

MGC Hardware and Installation Manual4-25MPI-4 Uses dialing protocols to communicate to endpoints using “Data Terminal Equipment” (DTE), or Data Commun

Chapter 4 - Hardware Description4-26The different types of Functional Modules are used to produce a variety of configurations. In the MGC-50 up to eig

MGC Hardware and Installation Manual4-27Figure 4-13: General module architectureThe Functional Modules are described in detail in the following segmen