Comtech EF Data CDM-750 Manuals

Manuals and User Guides for Comtech EF Data CDM-750. We have 2 Comtech EF Data CDM-750 manuals available for free PDF download: Installation And Operation Manual

Comtech EF Data CDM-750 Installation And Operation Manual (300 pages)

Advanced High-Speed Trunking Modem

Brand: Comtech EF Data | Category: Modem | Size: 8.98 MB

Table of Contents
3
Tables

12
Figures

13
Preface

15
About this Manual

15
- Reporting Comments or Suggestions Concerning this Manual
  15
Conventions and References

15
Safety and Compliance

16
Warranty Policy

19
- Limitations of Warranty
  19
- Exclusive Remedies
  20
Getting Help

21
- Contacting Comtech EF Data
  21
- Returning a Product for Upgrade or Repair
  22
Functional Description

23
- Figure 1-1. CDM-750 Advanced High-Speed Trunking Modem
  23
Chapter 1. INTRODUCTION

23
Overview

23
Appendix H. Fec (Forward Error Correction

25
- Table 1-1. FAST and FAST-Accessible Hardware Options
  26
Features

27
- Physical Description
  28
- Dimensional Envelope
  29
- Figure 1-2. CDM-750 Dimensional Envelope
  29
- External Physical Features
  30
  - Front Panel
    30
  - Figure 1-3. CDM-750 Front Panel View
    30
  - Rear Panel
    31
    
    Figure 1-4. CDM-750 Rear Panel View
    31
    
    Rear Panel Standard Features
    31
    
    Rear Panel Optional Features
    32
Specifications

33
- System Specifications
  33
- Environmental and Physical
  33
- Base Unit Connectors
  34
- Test Functions
  34
- Modulator (Dual IF)
  34
- Demodulator (Dual IF)
  35
- Figure 1-5. 70/140 Mhz Input Level Vs. Symbol Rate
  35
- Adaptive Coding and Modulation (ACM)
  36
  - Figure 1-6. L-Band Input Level Vs. Symbol Rate
    36
  - (Cnc)
    37
- Regulatory Compliance
  37
- Standard Assemblies
  37
- Optional Assemblies
  38
Chapter 2. INSTALLATION

39
Unpacking and Inspecting the Shipment

39
- Figure 2-1. Unpacking and Inspecting the Shipment
  39
Installing into a Rack Enclosure

40
- Figure 2-2. Installing into a Rack Enclosure
  41
Chapter 3. REAR PANEL CONNECTIONS

45
Cabling Connection Types

45
- Coaxial Cable Connections
  45
  - Figure 3-1. Coaxial Connector Examples
    45
  - Type 'BNC
    46
  - Type 'N
    46
  - Type 'TNC
    46
  - Type 'F
    47
  - Type 'SMA' (Subminiature Version 'A')
    47
- D-Subminiature Cable Connections
  47
- Figure 3-2. D-Subminiature Connector Examples
  47
- Circular Cable Connections
  48
- Cable Connections
  48
Cabling Connections

49
- Figure 3-3. CDM-750 Cabling Connections
  49
Ground and Power Connections

58
Chapter 4. UPDATING FIRMWARE

65
Updating Firmware Via the Internet

65
Getting Started: Preparing for the Firmware Download

66
Downloading and Extracting the Firmware Update

70
Performing the Ethernet FTP Upload Procedure

72
Chapter 5. FRONT PANEL OPERATION

77
Introduction

77
- Figure 5-1. CDM-750 Front Panel View
  77
  - LED Indicators
    78
  - Keypad
    79
  - Vacuum Fluorescent Display (VFD)
    80
    
    Opening Screen
    80
    
    Screen Saver
    80
Front Panel Menus

81
- Table 5-1. CDM-750 Front Panel Menu Matrix
  81
  - SELECT: (Main) Menu
    82
  - SELECT: Configuration
    82
    
    CONFIG: Intf (Configure Interface)
    83
    
    Single Stream Mode Vs. Multistream Mode Operation
    84
    
    (Config: Intf) Piicx (G703)
    86
    
    (Config: Intf) Piicx (Oc3)
    90
    
    (Config: Intf) Gbeix
    93
    
    Figure 5-2. MAC Learning Operations
    95
    
    CONFIG) INTF: Optical
    96
    
    CONFIG) Tx: Freq (Frequency)
    96
    
    CONFIG) Tx: if
    96
    
    CONFIG: Tx
    96
    
    CONFIG) Tx: Frame
    97
    
    CONFIG) Tx: Power
    97
    
    (CONFIG) Tx: Data
    98
    
    CONFIG) Tx: Mod (Modulation)
    98
    
    (CONFIG) Tx: Pilot
    100
    
    Table 5-2. Symbol Rate / Data Rate Range for Standard Fecframe (DVB-S2 Standard Fecframe = 64,800 Bits)
    101
    
    CONFIG) Rx: Frame
    102
    
    CONFIG) Rx: Freq (Frequency)
    102
    
    CONFIG) Rx: if
    102
    
    CONFIG: Rx
    102
    
    (CONFIG) Rx: Data
    103
    
    CONFIG) Rx: Mod (Modulation)
    103
    
    CONFIG) Rx: Pilot
    103
    
    CONFIG) Rx: Esno
    104
    
    CONFIG) Clocking: Freq-Ref
    105
    
    CONFIG) Clocking: Int-Ref-Adjust
    105
    
    CONFIG: Clocks
    105
    
    CONFIG) ACM Config: Min/Max-Modcod
    106
    
    CONFIG) ACM Config: Unlock-Action
    106
    
    CONFIG: ACM (Adaptive Coding and Modulation)
    106
    
    CONFIG) ACM Config: Degradation
    107
    
    CONFIG) ACM Config: Target-Es/No-Margin
    107
    
    CONFIG) Carrier-In-Carrier: Mode
    109
    
    CONFIG) Carrier-In-Carrier: Search-Delay
    109
    
    CONFIG: Cnc
    109
    
    CONFIG: Mask
    110
    
    CONFIG) Remote Control: Serial or Ser+Ethernet
    111
    
    CONFIG: Remote (Remote Control)
    111
    
    CONFIG) Remote Control: Inband
    112
    
    (CONFIG) IP Config: Addresses
    113
    
    Config: Ip
    113
    
    (CONFIG) IP Config: SNMP
    114
    
    CONFIG: Comp
    116
  - SELECT: Test
    117
    
    Test: Bert
    117
    
    TEST: Mode
    117
    
    Figure 5-3. Loopback Test Modes
    118
    
    TEST: BERT Config
    119
    
    TEST: BERT Monitor
    119
    
    TEST: Comp
    120
  - SELECT: Monitor
    121
    
    Monitor: Live-Alarms
    121
    
    Monitor: ACM
    122
    
    Monitor: Rx-Params (Rx Parameters)
    122
    
    Monitor: Stored-Events
    122
    
    Monitor: Cnc (Carrier-In-Carrier Parameters)
    123
    
    Monitor: Stats IP
    123
    
    Monitor: Stats (Statistics)
    123
    
    Monitor: Stats Compression
    126
    
    Monitor: Buffer
    127
  - SELECT: Info (Information)
    128
    
    Info: ID
    128
    
    Info: Intf
    128
    
    Info: Rx
    129
    
    Info: Tx
    129
    
    Info: ACM
    130
    
    Info: Clocks
    130
    
    Info: Cnc
    130
    
    Info: Misc
    130
    
    Info: Comp
    131
    
    Info: Remote
    131
  - SELECT: Store/Ld (Store/Load)
    132
  - SELECT: Utility
    133
    
    Utility: Display-Brightness
    133
    
    Utility: LED
    133
    
    Utility: Set-RTC
    133
    
    Utility: 1:1
    134
    
    Utility: 1:N
    134
    
    Utility: Circuit ID
    135
    
    Utility: Firmware
    135
    
    UTILITY) Firmware Images: Select
    136
  - SELECT: ODU (Outdoor Unit)
    136
    
    ODU) Lnb:pwrsupply+Ref: PSU-And-10Mhz
    136
    
    ODU: Lnb:pwrsupply+Ref
    136
    
    ODU) Lnb:pwrsupply+Ref: Psumonitor
    137
  - Select: Fast
    138
    
    FAST: Options
    138
    
    FAST) FAST Options: Set
    139
    
    FAST) FAST Options: View
    139
    
    FAST: Demo-Mode
    139
    
    FAST: Cnc
    140
Chapter 6. Ethernet-Based Remote Product Management

143
Introduction

143
Ethernet Management Interface Protocols

144
SNMP Interface

144
- Management Information Base (MIB) Files
  145
- SNMP Community Strings
  145
- SNMP Traps
  146
Telnet Interface

147
- Telnet Operation Via Hyperterminal
  147
Web Server (HTTP) Interface

149
- User Login
  149
- Web Server Interface - Operational Features
  150
  - Navigation
    150
  - Page Sections
    150
  - Action Buttons
    150
  - Drop-Down Lists
    150
  - Text or Data Entry
    151
- Web Server Interface - Menu Tree
  151
  - Home | Home
    152
  - Home | Contact and Home | Support
    153
  - Admin | Access
    154
  - Figure 6-3. Admin | Access Page
    154
  - Admin | SNMP
    156
  - Configuration | Modem
    157
  - Configuration | Utilities
    158
  - Configuration | Test
    159
  - Configuration: LNB (Low Noise Block down Converter)
    160
  - Status | Status
    161
  - Status | Logs
    162
  - Status | Info
    163
  - Status | Firmware
    164
  - Status | ACM
    165
  - Status | IP Statistics
    166
  - Status | BB Statistics
    167
  - Interfaces | Ethernet
    169
  - Interfaces | PIIC (Plug-In Interface Card)
    170
  - Txgraph Pages (Minutes / Hours / Days)
    172
  - Figure 6-18. Txgraph Pages (Txhours Page Shown)
    172
  - Rxgraph Pages (Minutes / Hours / Days)
    175
  - Figure 6-19. Rxgraph Pages (Rxhours Page Shown)
    175
Chapter 7. SERIAL-BASED REMOTE PRODUCT MANAGEMENT

179
Introduction

179
Remote Commands and Queries Overview

181
- Basic Protocol
  181
- Packet Structure
  181
  - Target Address
    182
  - Address Delimiter
    183
  - Instruction Code
    183
  - Instruction Code Qualifier
    183
  - Optional Message Arguments
    184
  - End of Packet
    184
Remote Commands and Queries

185
- Tx Parameters
  188
- Rx Parameters
  191
- IP Packet Parameters
  194
- Unit Parameters
  196
- ACM Parameters
  204
- PIIC Interface Parameters
  205
- Bulk Configuration Strings
  208
- ODU Parameters
  210
- Modem Information
  211
- Modem Performance Indication
  215
- Redundancy Control
  220
Appendix A. Fast Options and Activation Procedure

221
FAST System Overview

221
FAST Activation Procedure

222
Appendix B. PIIC (PLUG-IN INTERFACE CARD) MODULES

225
Introduction

225
- Typical PIIC Module Installation
  226
- Figure 3-5. Typical PIIC Module Installation
  226
Optional PIIC Modules

228
Appendix C. ADAPTIVE CODING and MODULATION (ACM) OPTION

235
Introduction

235
Background

236
ACM System Description

240
ACM Scheme

242
- Target Es/No Margin
  242
- Distortion Adaptation / Modulation Type Impairment
  243
- Pilots
  244
- Long and Short Frames
  244
- Monotonic Operation
  244
- Table C-4. Modulation Type Impairment
  244
- Table C-5. Spectral Efficiency and Ideal Es/No by Modcod
  245
  - Modcod Selection
    246
Configuring ACM in the CDM-750

248
- Table C-6. Data Rate by Option Symbol Rate
  249
  - ACM Configuration Via the Front Panel
    250
  - ACM Configuration Via the CDM-750 Web Server Interface
    251
Monitoring ACM Performance and Statistics

252
- ACM Congestion Control
  253
- Notes and Recommendations
  254
- ACM - Summary of Specifications
  255
Appendix D.Doubletalk Carrier-In-Carrier (Cnc) Option

257
Introduction

257
- What Is Doubletalk Carrier-In-Carrier
  257
Application Requirements

258
Operational Details

260
System Functionality and Operational Considerations

261
- Table D-1. Spectral Efficiency Using Doubletalk Carrier-In-Carrier
  263
Operational References

273
Doubletalk Carrier-In-Carrier Specifications

276
Carrier-In-Carrier Summary

276
Glossary

277
Appendix E. Es/No MEASUREMENT

281
- Table E-1. CDM-750 Co+No/No to C/N (Es/No) and Eb/No (Db) for DVB-S2 QPSK and 8PSK
  283
- Table E-2. CDM-750 Co+No/No to C/N (Es/No) and Eb/No (Db) for DVB-S2 16APSK and 32APSK
  284
Appendix F. ETHERNET NETWORK CONFIGURATION

285
Introduction

285
Ethernet Routers and Switches

285
Ethernet Configuration Examples

286
- Ethernet Network Overview
  286
Ethernet Overview

287
- Ethernet Interfaces
  287
- Ethernet Overhead
  288
Appendix G. ETHERNET STATISTICS and STATUS REPORTING

289
Introduction

289
Data Flow Diagram

289
Statistics Items

291
- Ethernet Data Statistics
  291
- Framing and Baseband Statistics
  291
- Status Items
  292
- BER Testing
  292
- ACM Modulator Status
  292
- ACM Demodulator Status
  292
- Cnc Status
  292
Introduction

293
DVB-S2: LDPC and BCH

293
- Range of Data Rates
  294
- BER, QEF, Eb/No, Es/No Spectral Efficiency, and Occupied Bandwidth
  294

Comtech EF Data CDM-750 Installation And Operation Manual (232 pages)

Advanced High-Speed Trunking Modem

Brand: Comtech EF Data | Category: Modem | Size: 4.67 MB

Table of Contents
5
Preface

15
About this Manual

15
- Reporting Comments or Suggestions Concerning this Manual
  15
Conventions and References

15
- Metric Conversion
  15
- Recommended Standard Designations
  15
- Trademarks
  15
Cautions and Warnings

16
Electrical Safety and Compliance

16
- Fuses
  16
- Low Voltage Directive (LVD)
  16
- International Symbols
  17
- Installation
  17
- Environmental
  17
Telecommunications Terminal Equipment Directive

17
CE Mark

17
Rohs Compliance

18
EMC (Electromagnetic Compatibility) Compliance

18
Warranty Policy

19
- Limitations of Warranty
  19
- Exclusive Remedies
  20
Customer Support

21
- Online Customer Support
  21
Chapter 1. INTRODUCTION

23
Overview

23
- Figure 1-1. CDM-750 Advanced High-Speed Trunking Modem
  23
Functional Description

24
Features

25
- Physical Description
  25
- Major Assemblies
  26
  - Standard Assemblies
    26
  - Optional Assemblies
    26
- Dimensional Envelope
  27
- Figure 1-2. CDM-750 Dimensional Envelope
  27
- Physical Features
  28
  - Front Panel
    28
  - Rear Panel
    28
  - Figure 1-3. CDM-750 Front Panel View
    28
  - Figure 1-4. CDM-750 Rear Panel Views
    28
- Hardware Options
  29
  - Standard Hardware
    29
  - Optional Hardware
    29
- Data Interfaces
  29
- Verification
  29
- Flash Upgrading Modem Firmware
  30
- Fully Accessible System Topology (FAST)
  30
- Supporting Hardware and Software
  31
- Table 1-1. FAST and FAST-Accessible Hardware Options
  31
Summary of Specifications

32
- System Specifications
  32
- Environmental and Physical
  32
- Base Unit Connectors
  33
- Test Functions
  33
- Modulator (Dual IF)
  33
- Demodulator (Dual IF)
  34
- Figure 1-5. 70/140 Mhz Input Level Vs Symbol Rate
  34
- Adaptive Coding and Modulation (ACM)
  35
- Figure 1-6. L-Band Input Level Vs Symbol Rate
  35
- Doubletalk Carrier-In-Carrier (Cnc)
  36
- Approvals
  36
Chapter 2. INSTALLATION

37
Unpacking and Inspection

37
Mounting

38
Chapter 3. Rear Panel Connectors and Pinouts

42
- Table 3-1. CDM-750 Rear Panel Connectors
  42
- J10 | TX MON Connector, Type 'SMA' ............................................................................................ 3–3
  42
IF Connections

43
- Rx Connectors
  43
- Tx Connectors
  43
- J10 | TX MON Connector, Type 'SMA
  43
Utility Connections

44
Terrestrial Data Connections

47
Power / Ground Connections

50
Chapter 4. FLASH UPGRADING

51
Flash Updating Via Internet

51
- Figure 4-1. Flash Update Via Internet
  51
Ethernet FTP Upload Procedure

52
Chapter 5. FRONT PANEL OPERATION

55
Introduction

55
- Figure 5-1. CDM-750 Front Panel View
  55
  - LED Indicators
    56
  - Keypad
    57
  - Vacuum Fluorescent Display (VFD)
    57
Front Panel Menus

58
- Opening Screen
  58
- Table 5-1. CDM-750 Front Panel Menu Matrix
  58
- Select: (Main) Menu
  59
  - Select: Configuration
    60
    
    Config) Intf: Piicx = G703
    61
    
    CONFIG: Intf (Configure Interface)
    61
    
    Config) Intf: Gbeix
    64
    
    CONFIG) INTF: Optinst
    65
    
    CONFIG) Tx : if
    66
    
    CONFIG) Tx: Freq (Frequency)
    66
    
    CONFIG: Tx
    66
    
    CONFIG) Tx: Data
    67
    
    CONFIG) Tx: Frame
    67
    
    CONFIG) Tx: Mod (Modulation)
    67
    
    CONFIG) Tx: Power
    67
    
    CONFIG) Tx: Pilot
    69
    
    Table 5-2. Symbol Rate / Data Rate Range for Standard Fecframe (DVB-S2 Standard Fecframe = 64,800 Bits)
    70
    
    CONFIG) Rx: if
    71
    
    CONFIG: Rx
    71
  - CONFIG) Rx: Freq (Frequency)
    71
  - CONFIG) Rx: Frame
    71
  - CONFIG) Rx: Mod (Modulation)
    72
  - CONFIG) Rx: Data
    72
  - CONFIG) Rx: Pilot
    72
  - CONFIG) Rx: Esno
    73
- CONFIG: Clocks
  73
  - CONFIG) Clocking: Freq-Ref
    73
  - CONFIG) Clocking: Int-Ref-Adjust
    73
- CONFIG: ACM (Adaptive Coding and Modulation)
  74
- CONFIG: Cnc
  76
  - CONFIG) Carrier-In-Carrier: Mode
    76
  - CONFIG) Carrier-In-Carrier: Search-Delay
    77
- CONFIG: Mask
  77
- CONFIG: Remote (Remote Control)
  78
  - CONFIG) Remote Control: Serial or Ser+Ethernet
    78
  - CONFIG) Remote Control: Inband
    79
- Config: Ip
  79
  - CONFIG) IP Config: Addresses
    79
  - CONFIG) IP Config: SNMP
    80
  - Snmp Communities
    80
- CONFIG: Comp
  82
- Select: Test
  83
  - TEST: Mode
    83
  - Test: Bert
    83
    
    Figure 5-2. Loopback Test Modes
    84
    
    TEST: BERT Config
    85
    
    TEST: BERT Monitor
    85
  - TEST: Comp
    85
- Select: Monitor
  86
  - Monitor: Live-Alarms
    86
  - Monitor: Stored-Events
    87
  - Monitor: ACM
    87
  - Monitor: Rx-Params (Rx Parameters)
    87
  - Monitor: Cnc (Carrier-In-Carrier Parameters)
    88
  - Monitor: Stats (Statistics)
    88
    
    Monitor: Stats IP
    88
  - Monitor: Buffer
    92
- Select: Info (Information)
  92
  - Info: ID
    92
  - Info: Intf
    92
  - Info: Tx
    93
  - Info: Rx
    93
  - Info: Clocks
    94
  - Info: ACM
    94
  - Info: Cnc
    94
    
    Info: Misc
    94
    
    Info: Remote
    94
    
    Info: Comp
    95
    
    Select: Store/Ld (Store/Load)
    95
    
    Select: Utility
    95
    
    Utility: 1:1
    96
    
    Utility: Display-Brightness
    96
    
    Utility: LED
    96
    
    Utility: Set-RTC
    96
    
    UTILITY) Firmware Images: Info
    97
    
    Utility: Circuit ID
    97
    
    Utility: Firmware
    97
    
    FAST: Options
    98
    
    Select: FAST
    98
    
    UTILITY) Firmware Images: Select
    98
    
    FAST) FAST Options: Set
    99
    
    FAST) FAST Options: View
    99
    
    FAST: Demo-Mode
    99
    
    FAST: Cnc
    100
Chapter 6. ETHERNET MANAGEMENT

101
Introduction

101
Ethernet Management Interface Protocols

101
SNMP Interface

101
- Management Information Base (MIB) Files
  101
- SNMP Community Strings
  102
- SNMP Traps
  102
Telnet Interface

103
Web Server (HTTP) Interface

105
- Interface Introduction
  105
- Interface Access
  105
- Interface Menu Tree
  106
- Home | Home .............................................................................................................. 6–7
  106
- Web Server Interface
  107
  - Home
    107
    
    Figure 6-1. CDM-750 Home Page
    107
    
    Home | Home
    107
    
    Figure 6-2. Home | Contact Information Page
    108
    
    Home | Contact
    108
    
    Figure 6-3. Home | Customer Support Page
    109
    
    Home | Support
    109
  - Admin (Administration)
    110
    
    Admin | Access
    110
    
    Figure 6-4. Admin | Access Page
    110
    
    Admin | SNMP
    112
    
    Figure 6-5. Admin | SNMP Page
    112
  - Configuration
    113
    
    Configuration | Modem
    113
    
    Figure 6-6. Configuration | Modem Page
    113
    
    Configuration | Utilities
    114
    
    Figure 6-7. Configuration | Utilities Page
    114
  - Status
    116
    
    Figure 6-8. Status | Status Page
    116
    
    Status | Status
    116
    
    Figure 6-9. Status | Logs Page
    117
    
    Status | Logs
    117
    
    Figure 6-10. Status | Info Page
    118
    
    Status | Info
    118
    
    Figure 6-11. Status | Firmware Info Page
    119
    
    Status | Firmware
    119
    
    Figure 6-12. Status | ACM Status Page
    120
    
    Status | ACM
    120
    
    Figure 6-13. Status | IP Statistics Page
    121
    
    Status | IP Statistics
    121
    
    Figure 6-14. Status | BB Statistics Page
    122
    
    Status | BB Statistics
    122
  - Interfaces Page
    123
  - Figure 6-15. Interfaces Page
    123
  - Txgraph Pages (Minutes / Hours / Days)
    125
  - CDM-750 Advanced High-Speed Trunking Modem Revision
    125
  - Rxgraph Pages (Minutes / Hours / Days)
    128
  - Figure 6-17. Rxgraph Pages (Rxhours Page Shown)
    128
Chapter 7. ADAPTIVE CODING and MODULATION (ACM) OPTION

131
Introduction

131
Background

132
- Table 7-1. ACM Example for Standard Fecframe (64,800 Bits)
  132
ACM System Description

135
- Table 7-3. Turning Margin into Additional Capacity
  135
- Figure 7-3. ACM-Over-Satellite – Generic Example
  136
ACM Scheme

137
Configuring ACM in the CDM-750

143
- Table 7-6. Data Rate by Option Symbol Rate
  144
  - ACM Configuration Via the Front Panel
    145
Monitoring ACM Performance and Statistics

145
ACM Congestion Control

146
- Figure 7-7. CDM-750 – ACM Congestion Control
  146
Notes and Recommendations

147
ACM - Summary of Specifications

148
Chapter 8. Doubletalk Carrier-In-Carrier Option

149
Introduction

149
What Is Doubletalk Carrier-In-Carrier

149
Application Requirements

150
- Figure 8-1. Conceptual Block Diagram
  151
  - Operational Details
    152
System Functionality and Operational Considerations

153
- Figure 8-2. Conventional FDMA Link
  153
Operational References

163
- Carrier-In-Carrier Link Budget Calculation
  163
- Estimating / Calculating Cnc Ratio
  164
Doubletalk Carrier-In-Carrier Specifications

166
Carrier-In-Carrier Summary

166
Glossary

167
Chapter 9. ETHERNET NETWORK CONFIGURATION

171
Introduction

171
Ethernet Routers and Switches

171
Ethernet Configuration Examples

172
- Ethernet Network Overview
  172
Ethernet Overview

172
Chapter 10. FORWARD ERROR CORRECTION

175
Introduction

175
LDPC and BCH

175
Chapter 11 .G.703 E3/T3/Sts-1 Plug-In Interface Card (Piic)

181
Introduction

181
- Figure 11-1. G.703 E3/T3/STS-1 Plug-In Interface Card (PIIC)
  181
Physical Description

182
- Figure 11-2. G.703 E3/T3/STS-1 PIIC Block Diagram
  182
E3/T3/STS-1 PIIC Connectors and Pinouts

183
Installing the G.703 E3/T3/STS-1 PIIC

183
Summary of Specifications

184
- General Specifications
  184
- Interface Specifications
  184
Appendix A. Es/No MEASUREMENT

185
- Table A-1. CDM-750 Co+No/No to C/N (Es/No) and Eb/No (Db) for DVB-S2 QPSK and 8PSK
  187
- Table A-2. CDM-750 Co+No/No to C/N (Es/No) and Eb/No (Db) for DVB-S2 16APSK and 32APSK
  188
Appendix B. Ethernet Statistics and Status Reporting

189
Introduction

189
Data Flow Diagram

189
- Figure B-1. CDM-750 Data Flow Diagram
  190
Statistics Items

191
- Ethernet Data Statistics
  191
- Framing and Baseband Statistics
  191
Status Items

192
- BER Testing
  192
- ACM Modulator Status
  192
- ACM Demodulator Status
  192
- Cnc Status
  192
Appendix C. FAST ACTIVATION PROCEDURE

193
FAST System Overview

193
FAST Activation Procedure

194
- Record Modem Serial Number
  194
- View Currently Installed Features
  194
- Order FAST Options
  195
- Enter FAST Access Code
  195
Appendix D. REMOTE CONTROL

197
Overview

197
Basic Protocol

198
Packet Structure

199
- Start of Packet
  199
- Target Address
  199
- Address Delimiter
  200
- Instruction Code
  200
- Instruction Code Qualifier
  200
- Optional Message Arguments
  201
- End of Packet
  201
Remote Commands and Queries

202
- Tx Parameters
  203
- Rx Parameters
  207
- IP Packet Parameters
  210
- Unit Parameters
  212
- ACM Parameters
  219
- Parameters
  219
- Bulk Configuration Strings
  222
- Modem Information
  224
- Modem Performance Information
  227
- Metric Conversions
  231

Comtech EF Data Categories

Modem

Switch Amplifier

Network Router Media Converter

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Comtech EF Data CDM-750 Manuals

Comtech EF Data CDM-750 Installation And Operation Manual (300 pages)

Table of Contents

Tables

Figures

Preface

About this Manual

Conventions and References

Safety and Compliance

Warranty Policy

Getting Help

Functional Description

Chapter 1. INTRODUCTION

Overview

Appendix H. Fec (Forward Error Correction

Features

Specifications

Chapter 2. INSTALLATION

Unpacking and Inspecting the Shipment

Installing into a Rack Enclosure

Chapter 3. REAR PANEL CONNECTIONS

Cabling Connection Types

Cabling Connections

Ground and Power Connections

Chapter 4. UPDATING FIRMWARE

Updating Firmware Via the Internet

Getting Started: Preparing for the Firmware Download

Downloading and Extracting the Firmware Update

Performing the Ethernet FTP Upload Procedure

Chapter 5. FRONT PANEL OPERATION

Introduction

Front Panel Menus

Chapter 6. Ethernet-Based Remote Product Management

Introduction

Ethernet Management Interface Protocols

SNMP Interface

Telnet Interface

Web Server (HTTP) Interface

Chapter 7. SERIAL-BASED REMOTE PRODUCT MANAGEMENT

Introduction

Remote Commands and Queries Overview

Remote Commands and Queries

Appendix A. Fast Options and Activation Procedure

FAST System Overview

FAST Activation Procedure

Appendix B. PIIC (PLUG-IN INTERFACE CARD) MODULES

Introduction

Optional PIIC Modules

Appendix C. ADAPTIVE CODING and MODULATION (ACM) OPTION

Introduction

Background

ACM System Description

ACM Scheme

Configuring ACM in the CDM-750

Monitoring ACM Performance and Statistics

Appendix D.Doubletalk Carrier-In-Carrier (Cnc) Option

Introduction

Application Requirements

Operational Details

System Functionality and Operational Considerations

Operational References

Doubletalk Carrier-In-Carrier Specifications

Carrier-In-Carrier Summary

Glossary

Appendix E. Es/No MEASUREMENT

Appendix F. ETHERNET NETWORK CONFIGURATION

Introduction

Ethernet Routers and Switches

Ethernet Configuration Examples

Ethernet Overview

Appendix G. ETHERNET STATISTICS and STATUS REPORTING

Introduction

Data Flow Diagram

Statistics Items

Introduction

DVB-S2: LDPC and BCH

Comtech EF Data CDM-750 Installation And Operation Manual (232 pages)

Table of Contents

Preface

About this Manual