Document Outline

• mn-cdm840_2.pdf
  • Errata A
  • Chapter 1. INTRODUCTION
    • 1.1 Overview
    • 1.2 CDM-840 Functional Description
    • 1.3 CDM-840 Features
      • 1.3.1 Physical Description
      • 1.3.2 Dimensional Envelope
      • 1.3.3 CDM-840 Physical Features
        • 1.3.3.1 Front Panel
        • 1.3.3.2 Rear Panel
          • 1.3.3.2.1 Rear Panel Standard Features
          • 1.3.3.2.2 Rear Panel Optional Features
    • 1.4 CDM-840 Specifications
      • 1.4.1 Product Feature Specifications
      • 1.4.2 Bit Error Rate (BER)
      • 1.4.3 Standard Assemblies
      • 1.4.4 Optional Assemblies
      • 1.4.5 Regulatory Compliance
  • Chapter 2. INSTALLATION
    • 2.1 Unpacking and Inspecting the Shipment
    • 2.2 Installing Into a Rack Enclosure
      • 2.2.1 Installing the Optional Rear-Mounting Support Brackets Kit
  • Chapter 3. REAR PANEL CONNECTIONS
    • 3.1 Cabling Connection Types
      • 3.1.1 Coaxial Cable Connections
        • 3.1.1.1 Type ‘BNC’
        • 3.1.1.2 Type ‘TNC’
        • 3.1.1.3 Type ‘N’
        • 3.1.1.4 Type ‘F’
        • 3.1.1.5 Type ‘SMA’ (Subminiature Version ‘A’)
      • 3.1.2 D-Subminiature Cable Connections
      • 3.1.3 Circular Cable Connections
      • 3.1.4 RJ-45, RJ-48 Cable Connections
    • 3.2 CDM-840 Cabling Connections
      • 3.2.1 IF Connector Group
        • 3.2.1.1 ‘L-BAND Rx’ IF Connector
        • 3.2.1.2 ‘L-BAND Tx’ IF Connector
      • 3.2.2 Terrestrial Data Connector Group
        • 3.2.2.1 /‘G.703 | OUT’ / ‘G.703 | IN’ Connectors
        • 3.2.2.2 /‘TRAFFIC | GE’ (Gigabit Ethernet) Connector
      • 3.2.3 Utility Connector Group
        • 3.2.3.1 ‘MANAGEMENT | FE’ (Fast Ethernet) Connector
        • 3.2.3.2 ‘REDUNDANCY’ Connector
        • 3.2.3.3 ‘CONSOLE’ Interface Connector
        • 3.2.3.4 ‘ALARMS’ Interface Connector
    • 3.3 CDM-840 Ground and Power Connections
      • 3.3.1 Chassis Ground Interface
      • 3.3.2 115V/230V Alternating Current (AC) Power Interface (Standard)
        • 3.3.2.1 AC Operation – Applying Power
        • 3.3.2.2 AC Operation – Replacing Fuses
      • 3.3.3 48V Direct Current (DC) Power Interface (Optional)
        • 3.3.3.1 DC Operation – Applying Power
        • 3.3.3.2 DC Operation – Replacing Fuses
  • Chapter 4. UPDATING FIRMWARE
    • 4.1 Updating Firmware via the Internet
    • 4.2 Getting Started: Preparing for the Firmware Download
    • 4.3 Downloading and Extracting the Firmware Update
    • 4.4 Performing the Ethernet FTP Upload Procedure
  • Chapter 5. FAST ACTIVATION PROCEDURE
    • 5.1 Introduction
    • 5.2 FAST Activation via the Web Server Interface
      • 5.2.1 FAST Configuration
      • 5.2.2 FAST Upgrade
  • Chapter 6. ETHERNET-BASED REMOTE PRODUCT MANAGEMENT
    • 6.1 Introduction
    • 6.2 Ethernet Management Interface Protocols
      • 6.2.1 Ethernet Management Interface Access
    • 6.3 SNMP Interface
      • 6.3.1 Management Information Base (MIB) Files
      • 6.3.2 SNMP Community Strings
    • 6.4 Web Server (HTTP) Interface
      • 6.4.1 User Login
      • 6.4.2 Web Server Interface – Operational Features
        • 6.4.2.1 Virtual Front Panel
        • 6.4.2.2 Navigation
        • 6.4.2.3 Page Sections
        • 6.4.2.4 Action Buttons
        • 6.4.2.5 Drop-down Lists
        • 6.4.2.6 Text or Data Entry
      • 6.4.3 Web Server Interface – Menu Tree
      • 6.4.4 Web Server Interface Page Descriptions
        • 6.4.4.1 Home Pages
          • 6.4.4.1.1 Home | Home
          • 6.4.4.1.2 Home | Contact
        • 6.4.4.2 Admin (Administration) Pages
          • 6.4.4.2.1 Admin | Access
        • 6.4.4.3 Admin | SNMP
          • 6.4.4.3.1 Admin | FAST
        • 6.4.4.4 Admin | Firmware
          • 6.4.4.4.1 Admin | Auto Logout
          • 6.4.4.4.2 Admin | VMS
        • 6.4.4.5 Configuration Pages
          • 6.4.4.5.1 Configuration | Interface Pages
            • 6.4.4.5.1.1 Configuration | Interface | FE-Mgt
            • 6.4.4.5.1.2 Configuration | Interface | GE
            • 6.4.4.5.1.3 Configuration | Interface | E1 Pages
              • 6.4.4.5.1.3.1 Configuration | Interface | E1 | Configuration
              • 6.4.4.5.1.3.2 Configuration | Interface | E1 | Time Slots
          • 6.4.4.5.2 Configuration | WAN Pages
            • 6.4.4.5.2.1 Configuration | WAN | Demod (Demodulator) Pages
              • 6.4.4.5.2.1.1 Configuration | WAN | Demod | Config
              • 6.4.4.5.2.1.2 Configuration | WAN | Demod | ACM (Adaptive Coding and Modulation)
            • 6.4.4.5.2.2 Configuration | WAN | Mod (Modulator) Pages
              • 6.4.4.5.2.2.1 Configuration | WAN | Mod | Config
              • 6.4.4.5.2.2.2 Configuration | WAN | Mod | ACM
            • 6.4.4.5.2.3 Configuration | WAN | QoS
            • 6.4.4.5.2.4 Configuration | WAN | Label
            • 6.4.4.5.2.5 Configuration | WAN | Compression
            • 6.4.4.5.2.6 Configuration | WAN | BUC (Block Upconverter)
            • 6.4.4.5.2.7 Configuration | WAN | LNB (Low Noise Block Downconverter)
          • 6.4.4.5.3 Configuration | Network Pages
            • 6.4.4.5.3.1 Configuration | Network | Routing Pages
              • 6.4.4.5.3.1.1 Configuration | Network | Routing | Routes
              • 6.4.4.5.3.1.2 Configuration | Network | Routing | IGMP
              • 6.4.4.5.3.1.3 Configuration | Network | Routing | DHCP
            • 6.4.4.5.3.2 Configuration | Network | ARP
            • 6.4.4.5.3.3 Configuration | Network | Working Mode
            • 6.4.4.5.3.4 Configuration | Network | DNS
          • 6.4.4.5.4 Configuration | ECM (Entry Channel Mode)
          • 6.4.4.5.5 Configuration | dSCPC (Dynamic Single Carrier per Channel)
        • 6.4.4.6 Status Pages
          • 6.4.4.6.1 Status | Statistics Pages
            • 6.4.4.6.1.1 Status | Statistics | Traffic
            • 6.4.4.6.1.2 Status | Statistics | Network Pages
              • 6.4.4.6.1.2.1 Status | Statistics | Network | Router Page
            • 6.4.4.6.1.3 Status | Statistics | Compression
            • 6.4.4.6.1.4 Status | Statistics | QoS
            • 6.4.4.6.1.5 Status | Statistics | E1 Pages (CDM-840 only)
              • 6.4.4.6.1.5.1 Status | Statistics | E1 | Transmit
              • 6.4.4.6.1.5.2 Status | Statistics | E1 | Receive
            • 6.4.4.6.1.6 Status | Statistics | Trending (CDM-840 only)
          • 6.4.4.6.2 Status | Monitor
        • 6.4.4.7 Utility Pages
          • 6.4.4.7.1 Utility | Utility
          • 6.4.4.7.2 Utility | Reboot
  • Chapter 7. SERIAL-BASED REMOTE PRODUCT MANAGEMENT
    • 7.1 Introduction
    • 7.2 Remote Commands and Queries Overview
      • 7.2.1 Basic Protocol
      • 7.2.2 Packet Structure
        • 7.2.2.1 Start of Packet
        • 7.2.2.2 Target Address
        • 7.2.2.3 Address Delimiter
        • 7.2.2.4 Instruction Code
        • 7.2.2.5 Instruction Code Qualifier
        • 7.2.2.6 Optional Message Arguments
        • 7.2.2.7 End of Packet
    • 7.3 Remote Commands and Queries
      • 7.3.1 Table Indexes
      • 7.3.2 Transmit (Tx) Parameters Commands and Queries
      • 7.3.3 Receive (Rx) Parameters Commands and Queries
      • 7.3.4 Demodulator Status Commands and Queries
      • 7.3.5 Transmit (Tx) BERT Command or Query
      • 7.3.6 Receive (Rx) BERT Command or Query
      • 7.3.7 BUC (Block Upconverter) Parameters Commands and Queries
      • 7.3.8 LNB (Low-Noise Block Downconverter) Parameters Commands and Queries
      • 7.3.9 Unit Parameters Commands and Queries
      • 7.3.10 Bulk Configuration String Commands
      • 7.3.11 Redundancy Commands and Queries
      • 7.3.12 Miscellaneous Utility Commands and Queries
  • Appendix A. REFERENCE DOCUMENTATION
    • A.1 FEC (FORWARD ERROR CORRECTION) OPTIONS
    • A.2 Adaptive Coding and Modulation / Variable Coding and Modulation (ACM/VCM)
    • A.3 Bridge Point-to-Multipoint (BPM) Operation
    • A.4 E1 WAN/RAN Optimization
    • A.5 Entry Channel Mode (ECM)
  • Appendix B. FEC (FORWARD ERROR CORRECTION) OPTIONS
    • B.1 FEC Overview
    • B.2 DVB-S2: LDPC and BCH
      • B.2.1 Range of Data Rates
      • B.2.2 BER, QEF, Eb/No, Es/No Spectral Efficiency, and Occupied Bandwidth
    • B.3 VersaFEC (Short-block LDPC)
      • B.3.1 Range of Data Rates
    • B.4 CDM-840 Rx/Tx Error Performance Characteristics
  • Appendix C. BRIDGE POINT-TO-MULTIPOINT (BPM) OPERATION
    • C.1 Introduction
    • C.2 Supported Network Configurations
      • C.2.1 Flat Network
      • C.2.2 Flat Network with Routers
      • C.2.3 VLAN Trunking
    • C.3 Packet Processing
      • C.3.1 Traffic Network / Ethernet Switch Behavior
      • C.3.2 Management Network
    • C.4 IEEE 802.1Q Support
      • C.4.1 VLAN Trunking
      • C.4.2 Access Mode Support
      • C.4.3 Multiple VLAN Tagging Support
    • C.5 Multicast BPM Behavior
      • C.5.1 Multicast Management/Routed Behavior (no change)
    • C.6 BPM and Group QoS with Outbound ACM/VCM
    • C.7 Hub Network Configuration
    • C.8 Compatible Features and Detailed Specifications
    • C.9 Summary
    • C.10 Glossary
  • Appendix D. HEADER and PAYLOAD COMPRESSION
    • D.1 Introduction
      • D.1.1 Traffic Optimization
      • D.1.2 Compression Performance
    • D.2 Operating, Configuring, and Monitoring Header and Payload Compression
      • D.2.1 Enabling or Disabling Header and Payload Compression Operation
      • D.2.2 Configuring Header and Payload Compression Refresh Rates
      • D.2.3 Viewing Header and Payload Compression Statistics
  • Appendix E. DATA COLLECTION
    • E.1 Introduction
    • E.2 /Initial Setup of Communications Between the CDM-840 and the User PC
    • E.3 Collection of Pre-Reboot Diagnostic Information from the CDM-840
    • E.4 Collection of Post-Reboot Diagnostic Information from the CDM-840
    • E.5 Serial Adapter Cable Fabrication Specifications Reference
  • Appendix F. ENTRY CHANNEL MODE (ECM)
    • F.1 Functional Overview
    • F.2 Entry Channel Mode Operation
      • F.2.1 ECM Configuration using the Web Server Interfaces
      • F.2.2 CDM-840 Remote Router Terminals
      • F.2.3 CDD-880 Hub Channel Controller (HCC)
        • F.2.3.1 Tap Message
        • F.2.3.2 HCC Configuration
        • F.2.3.3 Hub Operation
    • F.3 ECM Operational Scenarios
      • F.3.1 Scenario 1 – VMS Initial Registration Process
      • F.3.2 Scenario 2 – Reverted or Auto-Recovered Messages
        • F.3.2.1 ECM Revert Cycle Timing
        • F.3.2.2 ECMv2 Backoff Algorithm
    • F.4 Glossary of Terms
  • Appendix G. WAN/RAN OPTIMIZATION
    • G.1 Overview
      • G.1.1 Radio Access Network (RAN)
      • G.1.2 RAN Inefficiency
    • G.2 E1 RAN Optimization
      • G.2.1 Process Overview
      • G.2.2 WAN Link Dimensioning and Pre-emptive Bandwidth Management
      • G.2.3 Performance Monitoring
        • G.2.3.1 Traffic Throughput (kbps)
        • G.2.3.2 RAN Link Quality
        • G.2.3.3 RANOp Savings
• BACK COVER
• Cover_TOC.pdf
  • CDM-840
  • Advanced VSAT Series Remote Router
  • Installation and Operation Manual
  • For Firmware Version 1.5.1.X or Higher
  • Part Number MN-CDM840
  • TABLE OF CONTENTS
  • TABLES
  • FIGURES
• Preface.pdf
  • PREFACE
    • About this Manual
      • Related Documents
    • Conventions and References
      • Patents and Trademarks
      • Warnings, Cautions, and Notes
      • Examples of Multi-Hazard Notices
      • Recommended Standard Designations
    • Safety and Compliance
      • Electrical Safety and Compliance
      • Electrical Installation
      • Operating Environment
      • European Union Radio Equipment and Telecommunications Terminal Equipment (R&TTE) Directive (1999/5/EC) and EN 301 489-1
        • European Union Electromagnetic Compatibility (EMC) Directive (2004/108/EC)
        • European Union Low Voltage Directive (LVD) (2006/95/EC)
        • European Union RoHS Directive (2002/95/EC)
        • European Union Telecommunications Terminal Equipment Directive (91/263/EEC)
        • CE Mark
    • Product Support
    • Comtech EF Data Headquarters
    • Warranty Policy
      • Limitations of Warranty
      • Exclusive Remedies