Comtech EF Data CRS-500 Quick start guide

CRS-500
1:N Redundancy System
Installation and Operation Manual
Accessory product for use only with Comtech EF Data
CDM-625, CDM-625A, CDM-750, and CDM-760 Modems
(Modem Firmware and Hardware Requirements Apply)
Part Number MN-CRS-500
Revision 4
IMPORTANT NOTE: The information contained in this document supersedes all previously published
information regarding this product. Product specifications are subject to change without prior notice.

CRS-500 1:N Redundancy System
Revision 4
MN-CRS-500
Copyright © 2018 Comtech EF Data. All rights reserved. Printed in the USA.
Comtech EF Data, 2114 West 7th Street, Tempe, Arizona 85281 USA, 480.333.2200, FAX: [phone]
Revision History
Rev Date Description
- Unknown Initial Release.
2 Unknown Various updates.
3 9-2016 Updated documentation for CDM-625Aand CDM-760 operation; incorporated Errata.
4 2-2018 Replaced CRS-282xx ISUs to CRS-280/280L and associated information related to ISU change.

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TABLE OF CONTENTS
PREFACE ........................................................................................................................ I
About this Manual..........................................................................................................i
Related Documents.................................................................................................................................... i
Conventions and References........................................................................................i
Patents and Trademarks............................................................................................................................ i
Warnings, Cautions, Notes, and References.............................................................................................ii
Examples of Multi-Hazard Notices.............................................................................................................ii
Recommended Standard Designations .....................................................................................................ii
Safety and Compliance................................................................................................iii
Electrical Safety and Compliance .............................................................................................................iii
Electrical Installation .................................................................................................................................iii
Class I Pluggable Equipment Type A-Protective Earthing........................................................................iii
Galvanic Isolator Use................................................................................................................................iii
Restricted Access Location.......................................................................................................................iii
Battery Warning.........................................................................................................................................iv
Fuses iv
Operating Environment............................................................................................................................. v
European Union Radio Equipment and Telecommunications Terminal Equipment (R&TTE) Directive
(1999/5/EC) and EN 301 489-1............................................................................................................. v
European Union Electromagnetic Compatibility (EMC) Directive (2004/108/EC) ................................ v
European Union Low Voltage Directive (LVD) (2006/95/EC)................................................................vi
European Union RoHS Directive (2002/95/EC)....................................................................................vi
European Union Telecommunications Terminal Equipment Directive (91/263/EEC) ..........................vii
CE Mark vii
Product Support..........................................................................................................vii
Comtech EF Data Headquarters.................................................................................vii
Warranty Policy..........................................................................................................viii
Limitations of Warranty............................................................................................................................viii
Exclusive Remedies..................................................................................................................................ix
CHAPTER 1. INTRODUCTION ................................................................................ 1–1
1.1 Overview ..........................................................................................................1–1
1.2 CRS-500 1:N Redundancy System Features.................................................1–4
1.3 CRS-500 Standard and Optional Components Overview.............................1–5
1.3.1 Control Switch Unit (CSU) ........................................................................................................1–5
1.3.1.1 CSU Front Panel Operational Features........................................................................1–6
1.3.1.2 CSU Rear Panel Operational Features.........................................................................1–7
1.3.2 Data Switch Unit (DSU) ............................................................................................................1–8
1.3.2.1 DSU Front Panel Operational Features........................................................................1–8
1.3.2.2 DSU Rear Panel Operational Features.........................................................................1–9

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1.3.2.3 Modem Compatibility.....................................................................................................1–9
1.3.2.4 DSU Interface Modules...............................................................................................1–10
1.3.2.4.1 RMI Modules ................................................................................................ 1–10
1.3.2.4.2 TMI Modules ................................................................................................ 1–11
1.3.3 CRS-280/280L IF Switch Unit (ISU) .......................................................................................1–12
1.3.3.1 CRS-280/280L ISU Front Panel Operational Features...............................................1–13
CHAPTER 2. SPECIFICATIONS.............................................................................. 2–1
2.1 Environmental and Physical...........................................................................2–1
2.1.1 Dimensional Envelopes ............................................................................................................2–1
2.1.2 Weight.......................................................................................................................................2–1
2.1.3 Prime Power (Two Independent Units).....................................................................................2–1
2.1.4 Power Consumption..................................................................................................................2–2
2.1.5 Temperature..............................................................................................................................2–2
2.1.5.1 Operating Temperature .................................................................................................2–2
2.1.5.2 Storage Temperature.....................................................................................................2–2
2.1.6 Humidity....................................................................................................................................2–2
2.1.7 CE Mark....................................................................................................................................2–2
2.2 General Specifications....................................................................................2–3
2.2.1 Switch Type...............................................................................................................................2–3
2.2.2 Operating Mode........................................................................................................................2–3
2.2.3 Switching Conditions ................................................................................................................2–3
2.2.4 Switching Time..........................................................................................................................2–3
2.2.5 IF Switching ..............................................................................................................................2–3
2.2.6 Audible Alarm............................................................................................................................2–3
2.2.7 Common Faults.........................................................................................................................2–3
2.3 Control Switch Unit (CSU) Specifications.....................................................2–4
2.3.1 CSU Front Panel.......................................................................................................................2–4
2.3.1.1 Vacuum Fluorescent Display (VFD)..............................................................................2–4
2.3.1.2 6-Button Keypad............................................................................................................2–4
2.3.1.3 Summary Status Light-Emitting Diode (LED) Indicators...............................................2–4
2.3.2 CSU Rear Panel .......................................................................................................................2–5
2.3.3 CSU Modem Configurations.....................................................................................................2–5
2.3.3.1 CDM-625 and CDM-625AAdvanced Satellite Modems................................................2–5
2.3.3.2 CDM-750 and CDM-760 Advanced High Speed Trunking Modems.............................2–5
2.4 Data Switch Unit (DSU) Specifications..........................................................2–6
2.4.1 DSU Modem Configurations.....................................................................................................2–6
2.4.1.1 CDM-625 and CDM-625AAdvanced Satellite Modems................................................2–6
2.4.1.2 CDM-750 and CDM-760 Advanced High Speed Trunking Modems.............................2–6
2.5 Optional CRS-280/280L IF Switch Unit (ISU) Specifications........................2–6
2.6 Dimensional Envelope Figures ......................................................................2–7
2.6.1 CRS-500 Control Switch Unit (CSU) Dimensional Envelope ...................................................2–7
2.6.2 CRS-500 Data Switch Unit (DSU) Dimensional Envelope .......................................................2–8
2.6.3 CRS-280/280L IF Switch Unit (ISU) Dimensional Envelope ....................................................2–9

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CHAPTER 3. CHECKLISTS FOR INITIAL START-UP AND CONFIGURATION..... 3–1
3.1 Overview ..........................................................................................................3–1
3.2 Initial Start-up ..................................................................................................3–2
3.3 Add or Remove a Traffic Modem to/from an Operating CRS-500 1:N
Redundancy System.................................................................................................3–3
3.3.1 Add a Traffic Modem to an Operating CRS-500 1:N Redundancy System..............................3–3
3.3.2 Remove a Traffic Modem from an Operating CRS-500 1:N Redundancy System...................3–4
3.4 Use the CSU Front Panel to Verify System Operation..................................3–5
CHAPTER 4. INSTALLATION.................................................................................. 4–1
4.1 Unpack and Inspect the Shipment................................................................. 4–1
4.2 Install the CRS-500 System Into a Rack Enclosure......................................4–2
CHAPTER 5. CABLES AND CONNECTIONS......................................................... 5–1
5.1 Overview ..........................................................................................................5–1
5.1.1 Configuration and Cable Connections Summary .....................................................................5–3
5.1.1.1 Control Switch Unit (CSU) Configurations ....................................................................5–3
5.1.1.2 Data Switch Unit (DSU) Configurations ........................................................................5–4
5.1.1.3 IF Switch Unit (ISU) Configurations ..............................................................................5–4
5.2 CRS-500 Control Connections .......................................................................5–5
5.2.1 Basic CRS-500 (CSU DSU) Unit Connection ......................................................................5–5
5.2.2 Optional CRS-500 (CSU DSUISU) Unit Connections .....................................................5–5
5.3 Modem Connections.......................................................................................5–8
5.3.1 CDM-625/625A Modem Connections.......................................................................................5–8
5.3.1.1 CDM-625/625A Cable Connection Considerations.......................................................5–8
5.3.1.2 CRS-500 CDM-625/625A Control Cable Connections..............................................5–9
5.3.1.3 CRS-500 CDM-625/625A 10/100 Ethernet System Communication Cable
Connections ....................................................................................................................................5–10
5.3.1.4 CRS-500 CDM-625/625A Traffic Data Cable Connections .....................................5–12
5.3.1.4.1 10/100 Ethernet Traffic Data Cable Connections......................................... 5–12
5.3.1.4.2 EIA-422 Traffic Data Cable Connections....................................................... 5–14
5.3.1.5 CDM-625/625A IF Cable Connections........................................................................5–16
5.3.1.6 CRS-500 DSU CDM-625/625A User Data Interface Connections.........................5–16
5.3.1.7 CDM-625/625A Carrier-in-Carrier® (CnC) Data Connections ....................................5–16
5.3.2 CDM-750 and CDM-760 Modem Connections.......................................................................5–18
5.3.2.1 CDM-750/760 Cable Connection Considerations.......................................................5–18
5.3.2.2 CRS-500 CDM-750/760 Control Cable Connections ..............................................5–19
5.3.2.3 CRS-500 CDM-750/760 10/100 Ethernet System Communication Cable Connections5–20
5.3.2.3.1 Ethernet System Communication Cable Connections – 10/100/1000 Gigabit
Ethernet (GbE) Traffic Data ............................................................................................ 5–20

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5.3.2.3.2 Ethernet System Communication Cable Connections – Unbalanced G.703
Traffic Data ..................................................................................................................... 5–22
5.3.2.4 CRS-500 CDM-750/760 Traffic Data Cable Connections ......................................5–24
5.3.2.4.1 10/100/1000 Gigabit Ethernet (GbE) Traffic Data Cable Connections ......... 5–24
5.3.2.4.2 Unbalanced G.703 Traffic Data Cable Connections...................................... 5–26
5.3.2.5 CDM-750/760 IF Cable Connections..........................................................................5–28
5.3.2.6 CRS-500 DSU User Traffic Data Connections.......................................................5–28
5.3.2.7 Carrier-in-Carrier®(CnC) Operation............................................................................5–28
5.4 IF Cable Connections....................................................................................5–29
5.4.1 IF Cabling Overview................................................................................................................5–29
5.4.2 IF Cable Connections – Single Transponder (No ISU)...........................................................5–29
5.4.3 IF Cable Connections – Multiple Transponders (Using ISU)..................................................5–31
5.4.3.1 Same Band (Tx/Rx).....................................................................................................5–31
5.5 Power Connections.......................................................................................5–34
5.5.1 Overview.................................................................................................................................5–34
5.5.2 Modem Power Connections....................................................................................................5–34
5.5.3 CRS-500 Power Connections.................................................................................................5–35
5.5.4 CRS-500 1:N Redundancy System Power-up Sequence ......................................................5–36
CHAPTER 6. FIRMWARE UPDATE......................................................................... 6–1
6.1 Firmware Update Overview.............................................................................6–1
6.1.1 Firmware Update Procedure Summary....................................................................................6–1
6.1.2 About Firmware Numbers, File Versions, and Formats............................................................6–2
6.2 Prepare for the Firmware Download..............................................................6–3
6.2.1 Required User-supplied Items..................................................................................................6–3
6.2.1.1 CSU Connections..........................................................................................................6–3
6.2.2 Configure the Terminal Emulator Program ...............................................................................6–4
6.2.3 Apply Power to the CRS-500 System.......................................................................................6–4
6.2.4 Management IP Address and Firmware Information ................................................................6–5
6.2.4.1 Use Front Panel Operation to Find the Management IP Address.................................6–5
6.2.4.2 Use Front Panel Operation to Find the Firmware Information......................................6–5
6.2.4.3 Use the Serial Interface to Find the Firmware Information ...........................................6–6
6.2.4.4 Use the CRS-500 HTTP Interface to Find the Firmware Information ...........................6–6
6.2.5 Make a Temporary Folder (Subdirectory) on the User PC .......................................................6–7
6.2.5.1 Use Windows Desktop to Make a Folder......................................................................6–7
6.2.5.2 Use Windows Explorer to Make a Folder......................................................................6–8
6.2.5.3 Use the Run and Browse Windows to Make a Folder ..................................................6–8
6.2.5.4 Use Windows Command-line or Command Prompt to Make a Folder.........................6–9
6.2.6 Download and Extract the Firmware Update Files.................................................................6–10
6.2.6.1 Use Windows Desktop to View Folder Contents.........................................................6–12
6.2.6.2 Use Windows Command-line to View Folder Contents ..............................................6–12
6.3 Upload the Bulk Firmware Files and Update the CRS-500.........................6–13
6.3.1 Prepare for the Automated Firmware Update.........................................................................6–13
6.3.2 Perform the Automated Firmware Update..............................................................................6–13

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CHAPTER 7. CONFIGURE MODEMS FOR 1:N REDUNDANCY ........................... 7–1
7.1 Overview ..........................................................................................................7–1
7.2 Modem Firmware Requirements....................................................................7–2
7.3 Modem Remote M&C Communication...........................................................7–3
7.4 Configure Modem Operation..........................................................................7–4
7.5 Configure Modems for 1:N Redundancy.......................................................7–4
7.5.1 Configure CDM-625/AAdvanced Satellite Modems.................................................................7–4
7.5.2 Configure CDM-750 or CDM-760 Advanced High Speed Trunking Modems...........................7–6
7.6 Complete Modem Configuration....................................................................7–6
CHAPTER 8. CSU FRONT PANEL OPERATION.................................................... 8–1
8.1 Overview ..........................................................................................................8–1
8.1.1 Vacuum Fluorescent Display (VFD)..........................................................................................8–2
8.1.2 Six-Button Keypad....................................................................................................................8–3
8.1.3 LED Indicator Groups ...............................................................................................................8–4
8.1.3.1 Switch Status LED Group..............................................................................................8–4
8.1.3.2 Traffic Modem Status LED Group .................................................................................8–5
8.1.3.3 Redundant Modem Status LED Group..........................................................................8–6
8.2 CRS-500 Front Panel Operation.....................................................................8–7
8.2.1 Main SELECT (Top-Level) Menu..............................................................................................8–8
8.2.2 (SELECT:) Config (Configuration) Menu Branch......................................................................8–8
8.2.2.1 CONFIG: Op-Mode (Operational Mode).......................................................................8–8
8.2.2.1.1 CONFIG: Op-Mode→M:N............................................................................... 8–9
8.2.2.1.2 CONFIG: Op-Mode→Switching-Mode ........................................................... 8–9
8.2.2.1.3 CONFIG: Op-Mode→Active............................................................................ 8–9
8.2.2.2 CONFIG: Manual.........................................................................................................8–10
8.2.2.2.1 CONFIG: Manual→RM1 ............................................................................... 8–10
8.2.2.3 CONFIG: IP.................................................................................................................8–10
8.2.2.3.1 CONFIG: IP→SNMP ...................................................................................... 8–11
8.2.2.3.2 CONFIG: IP→Mdm-IP (Modem IP Address) ................................................. 8–12
8.2.2.3.3 CONFIG: IP→Mgt-IP (Management IP Address)........................................... 8–12
8.2.2.3.4 CONFIG: IP→Gateway (Gateway IP Address)............................................... 8–13
8.2.2.4 CONFIG: Remote........................................................................................................8–13
8.2.2.4.1 CONFIG: Remote→Local .............................................................................. 8–13
8.2.2.4.2 CONFIG: Remote→Serial+Ether ................................................................... 8–13
8.2.2.5 CONFIG: Options........................................................................................................8–15
8.2.2.5.1 CONFIG: Options→Priority........................................................................... 8–15
8.2.2.5.2 CONFIG: Options→Holdoffs ......................................................................... 8–15
8.2.2.5.3 CONFIG: Options→Alarm-Mask ................................................................... 8–16
8.2.3 (SELECT:) Info (Information) Menu Branch............................................................................8–17
8.2.3.1 INFO: S/N....................................................................................................................8–17

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8.2.3.2 INFO: Name................................................................................................................8–17
8.2.3.3 INFO: Setup ................................................................................................................8–17
8.2.3.4 INFO: MAC (Ethernet MAC Address)..........................................................................8–18
8.2.3.5 INFO: Remote (Remote Control Info) .........................................................................8–18
8.2.3.6 INFO: Mask (Alarm Mask Info)....................................................................................8–18
8.2.3.7 INFO: IF-SW................................................................................................................8–18
8.2.4 (SELECT:) Status Menu Branch .............................................................................................8–19
8.2.4.1 STATUS: Alarms..........................................................................................................8–19
8.2.4.2 STATUS: Events (Stored Events)................................................................................8–20
8.2.4.2.1 STATUS: Events View ............................................................................... 8–20
8.2.4.2.2 STATUS: Events Clear-all .......................................................................... 8–21
8.2.4.3 STATUS: Temp (Temperature) ....................................................................................8–21
8.2.4.4 STATUS: Types (Interface Card Types)......................................................................8–21
8.2.4.5 STATUS: Comms (Communications State).................................................................8–21
8.2.5 SELECT: UTILITY Menu Branch ............................................................................................8–22
8.2.5.1 UTIL: Clock (Set Real-Time Clock).............................................................................8–22
8.2.5.2 UTIL: Name (Unit Name) ............................................................................................8–22
8.2.5.3 UTIL: Firmware............................................................................................................8–23
8.2.5.3.1 UTIL: Firmware Info................................................................................. 8–23
8.2.5.3.2 UTIL: Firmware Select ............................................................................. 8–23
8.2.5.4 UTIL: NTP (Network Time Protocol)............................................................................8–24
8.2.5.4.1 UTIL: NTP Primary / Secondary ............................................................... 8–24
8.2.5.4.2 UTIL: NTP Enable ..................................................................................... 8–24
CHAPTER 9. ETHERNET INTERFACE OPERATION............................................. 9–1
9.1 Overview ..........................................................................................................9–1
9.1.1 Ethernet Management Interface Protocols...............................................................................9–2
9.2 Simple Network Management Protocol (SNMP) Interface............................9–2
9.2.1 Management Information Base (MIB) Files..............................................................................9–2
9.2.1.1 ComtechEFData Root MIB File.....................................................................................9–3
9.2.1.2 CRS-500 Common MIB File..........................................................................................9–3
9.2.2 SNMP Community Strings ........................................................................................................9–3
9.3 Telnet Interface................................................................................................9–4
9.3.1 Using the Telnet Interface for Remote Control Operation.........................................................9–4
9.3.2 Using HyperTerminal for Telnet Remote Control Operation .....................................................9–5
9.3.2.1 Configure HyperTerminal for Telnet Remote Control Operation ...................................9–6
9.4 HTTP (Web Server) Interface..........................................................................9–7
9.4.1 HTTP Interface – Operational Features....................................................................................9–8
9.4.1.1 Page Navigation............................................................................................................9–8
9.4.1.2 Page Sections...............................................................................................................9–8
9.4.1.3 Action Buttons...............................................................................................................9–8
9.4.1.4 Drop-down Lists ............................................................................................................9–9
9.4.1.5 Text or Data Entry..........................................................................................................9–9
9.4.2 HTTP Interface Menu Tree .......................................................................................................9–9
9.5 HTTP Interface Page Descriptions............................................................... 9–10
9.5.1 Home Page.............................................................................................................................9–10
9.5.2 Config (Configuration) Pages ................................................................................................. 9–11

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9.5.2.1 Config | Redundancy................................................................................................... 9–11
9.5.2.2 Config | Modem...........................................................................................................9–13
9.5.2.3 Config | Remote Management ....................................................................................9–15
9.5.3 Status Pages...........................................................................................................................9–16
9.5.3.1 Status | Monitor ...........................................................................................................9–16
9.5.3.2 Status | Event Log.......................................................................................................9–17
9.5.4 Utility Pages............................................................................................................................9–18
9.5.4.1 Utility | Info...................................................................................................................9–18
9.5.4.2 Utility | Boot Slot..........................................................................................................9–20
9.5.4.3 Utility | Upload.............................................................................................................9–21
CHAPTER 10. SERIAL INTERFACE OPERATION ............................................... 10–1
10.1 Overview ..................................................................................................... 10–1
10.2 Remote Control Protocol and Structure...................................................10–2
10.2.1 EIA-232...................................................................................................................................10–2
10.2.2 EIA-485...................................................................................................................................10–2
10.2.3 Basic Serial Protocol...............................................................................................................10–3
10.2.4 Rules for Remote Serial Communications with the CRS-500 ................................................10–3
10.2.5 Packet Structure......................................................................................................................10–4
10.2.5.1 Start of Packet.............................................................................................................10–4
10.2.5.2 Target Address ............................................................................................................10–5
10.2.5.3 Address Delimiter........................................................................................................10–5
10.2.5.4 Instruction Code..........................................................................................................10–5
10.2.5.5 Instruction Code Qualifier............................................................................................10–5
10.2.5.5.1 Controller-to-Target Rules ............................................................................ 10–6
10.2.5.5.2 Target-to-Controller Rules ............................................................................ 10–6
10.2.5.6 Optional Message Arguments.....................................................................................10–7
10.2.5.7 End of Packet..............................................................................................................10–7
10.3 Remote Commands and Queries..............................................................10–8
10.3.1 Redundancy Commands and Queries ...................................................................................10–9
10.3.2 Unit Parameters Commands and Queries............................................................................10–13
10.3.3 Unit Information Commands and Queries ............................................................................10–15
APPENDIX A. CABLE DRAWINGS......................................................................... A-1
A.1 Overview .......................................................................................................... A-1
A.2 User/Utility Cables........................................................................................... A-2
A.2.1 Switch M&C / Firmware Update Cable......................................................................................A-2
A.3 Control Cables................................................................................................. A-3
A.3.1 Control Cable for CRS-500 CSU DSU..................................................................................A-4
A.3.2 Control Cable for CRS-500 DSU ISU....................................................................................A-5
A.3.3 RMI Control Cable for CDM-625/A Only....................................................................................A-6
A.3.4 Control Cable for CDM-625/A and CDM-750/CDM-760............................................................A-7
A.4 Data / IF Cables................................................................................................ A-8
A.4.1 Ethernet Data Cable (CAT5 RJ-45) ...........................................................................................A-9
A.4.2 Multi-drop CnC® Plus Shielded Data Cable for CDM-625/A...................................................A-10

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A.4.3 G.703 S1 / S2 RMI Data Cable (DB-9F to 4X BNC)................................................................A-11
A.4.4 G.703 S1 / S2 TMI Data Cable (DB-9F to 4X BNC) ................................................................A-12
APPENDIX B. CONTROLLER / TMI CONNECTORS AND PINOUTS ....................B–1
B.1 Overview ..........................................................................................................B–1
B.2 Cabling Connection Types .............................................................................B–1
B.2.1 Coaxial Cable Connections ......................................................................................................B–2
B.2.1.1 Type ‘BNC’ ....................................................................................................................B–3
B.2.1.2 Type ‘TNC’.....................................................................................................................B–3
B.2.1.3 Type ‘N’ .........................................................................................................................B–3
B.2.1.4 Type ‘F’..........................................................................................................................B–3
B.2.1.5 Type ‘SMA’ ....................................................................................................................B–4
B.2.2 D-Subminiature Cable Connections .........................................................................................B–4
B.2.3 RJ-45, RJ-48 Cable Connections.............................................................................................B–5
B.2.4 USB Cable Connections...........................................................................................................B–6
B.3 CRS-500 CSU Connectors and Pinouts.........................................................B–7
B.3.1 CRS-530 System Controller Module.........................................................................................B–7
B.3.1.1 CRS-530 “P1 | Remote Control” Connector (DB-9M)...................................................B–8
B.3.1.2 CRS-530 “P2 | Switch Control” Connector (DB-25M)...................................................B–9
B.3.1.3 CRS-530 “10/100 M&C” Ethernet Connector (RJ45F)..................................................B–9
B.3.1.4 CRS-530 “J1 | System Alarms” Connector (DB-25F)..................................................B–10
B.3.2 CRS-500 DSU TMI User Data Connectors.............................................................................B–12
B.3.2.1 CRS-316 TMI – EIA-422/530, V.35, Sync EIA-232 Connector (DB-25F) ...................B–12
B.3.2.2 CRS-345 TMI – G.703/E3/T3/STS-1 Connectors (BNC) ............................................B–14
B.3.2.3 CRS-516 TMI – 10/100/1000 Gigabit Ethernet (GbE) Connectors (RJ-45F)..............B–15
B.3.2.4 CRS-520 TMI – 10/100 Ethernet Connectors (RJ-45F)..............................................B–16
APPENDIX C. ADDRESSING SCHEME INFORMATION........................................C–1
C.1 Addressing Overview......................................................................................C–1
C.2 Switch Addresses............................................................................................C–1
C.2.1.1 Modem and Transceiver Addresses..............................................................................C–2
C.2.1.2 CRS-500 Addressing Scheme Examples .....................................................................C–3
C.2.2 Set Up Modems........................................................................................................................C–5
C.2.3 Set Up Transceivers..................................................................................................................C–6
C.3 M&C Applications............................................................................................C–6