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Juniper Networks G10 CMTS manual Additional Characterization Tables

Models: G10 CMTS

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Additional Characterization Tables

Figure 24: Peak Upstream Noise Measurement Example

Additional Characterization Tables

If the installation site supports more than two DOCSIS services, you can record the characterization of the additional services in Table 35. In addition, if the CMTS configuration includes more than one DOCSIS Module, you can use Table 36 and Table 37 to record the data.

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Prepare the Site	85

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Juniper Networks G10 CMTS manual Additional Characterization Tables

Contents

Release G10 Cmts Hardware Guide Table of Contents Chapter Initial Installation Part Index AppendixesViii JUNOSg 3.0 G10 Cmts Hardware Guide List of Figures List of FiguresList of Figures Front Fan Tray Replacement 164List of Tables List of TablesList of Tables Objectives Audience AudienceDocument Organization Documentation Conventions Documentation ConventionsContact Juniper Networks Contact Juniper NetworksDocumentation Feedback Part JUNOSg 3.0 G10 Cmts Hardware Guide System Description System OverviewTypical Cmts Location System DescriptionHeadend Architecture Field-Replaceable Units FRUs Field-Replaceable Units FRUsG10 Cmts Features and Functions G10 Cmts Features and FunctionsFunctional Overview Broadband Cable Processor AsicG10 Cmts Components G10 Cmts ComponentsG10 Cmts G10 Cmts Management G10 Cmts ManagementG10 Cmts Hardware Overview G10 Cmts Hardware Overview Front View of Fully Configured ChassisFront View of Partially Configured Chassis Rear View of Fully Configured Chassis Air Management Panel Rear JUNOSg 3.0 G10 Cmts Hardware Guide G10 Cmts Hardware Overview G10 Cmts Hardware Overview Chassis Hardware Component OverviewChassis Physical Specifications Physical CharacteristicsSpecification Value ChassisCard Cage and Midplane Chassis Environmental SpecificationsCard Cage and Midplane Specifications Midplane P1 P5 Connectors Signals carried by the connectors are described in TableFront View Distribution panels are also separated into domains a and B Midplane Domains Chassis VersionsPower Supply LEDs Power SuppliesCmts Power Transition Modules Docsis Module Cooling and FansDocsis Module Front Panel Functional Characteristics Data Packet Processing Higher Layer Functions MAC Layer Functions Modem Management Docsis Module Physical Dimensions Physical and Electrical CharacteristicsDocsis Module Operational Characteristics Docsis Module LEDsChassis Control Module Chassis Control ModuleThrough the Chassis Control Module Chassis Control Module Front Panel Configuration, State, and Alarm Data Chassis Control Module Connectors Chassis Control Module Physical DimensionsChassis Control Module Switches Chassis Control Module LEDsNIC Module NIC ModuleNIC Module Front Panel NIC Module Connectors NIC Module Physical DimensionsParameter Value Single-Mode, Long-Range Gbic SpecificationsSingle-Mode, Midrange Gbic Specifications 1000BT Gbic Specifications Multimode Gbic SpecificationsColor Function NIC Module LEDsNIC Access Module LEDs NIC Access ModuleChassis Rear Modules Chassis Rear ModulesNIC Access Module Front Panel HFC Connector Module Fast Ethernet LEDs HFC Connector ModuleHFC Connector Module Rear Panel G10 Cmts Data Flow Switched I/O Module SIM Rear Panel SIM Fast Ethernet Port LEDsHard Disk Module Hard Disk Module Rear Panel JUNOSg Internet Software Overview System Architecture OverviewJUNOSg Internet Software Overview Routing Engine Software ComponentsRouting and Forwarding Tables Interface Process Software Monitoring Tools Tools for Accessing and Controlling the SoftwareSoftware Installation and Upgrade Procedures Data Path Processing Data Path ProcessingDownstream Data Path Upstream Data Path G10 Cmts Data Flow Part JUNOSg 3.0 G10 Cmts Hardware Guide Prepare the Site Safety Precautions Safety PrecautionsSafety Precautions JUNOSg 3.0 G10 Cmts Hardware Guide Power PowerAC Power G10 Cmts Environmental Specifications DC PowerEnvironment EnvironmentMounting MountingTools and Equipment Required for Installation Tools and Equipment Required for InstallationCoaxial Cable Requirements Characterization of Installation SiteCoaxial Cable Requirements Coaxial Cable RequirementsRF Plant/HFC Environment Characterization Characterization of Installation SiteExisting Docsis Service Characterization Upstream Parameters Port Upstream Cmts Parameter CharacterizationCharacterization of Installation Site Downstream Parameters Port Downstream Cmts Parameter CharacterizationFrequency Description of Utilization Upstream Frequency Spectrum UtilizationSummary Checklist Summary ChecklistSetting Value Average Noise Spectrum Analyzer SettingsNoise Measurement Methodology Average Upstream Noise MeasurementAverage Upstream Noise Measurement Example Peak Noise Spectrum Analyzer SetupAdditional Characterization Tables Additional Characterization TablesDocsis Service Upstream Cmts Parameter Characterization Additional Characterization Tables Verification of Shipping Cartons Verification of Shipping CartonsG10 Cmts Installation Checklist G10 Cmts Installation ChecklistStep Number Completion Status Connect to Power Sources Install the Cmts Ground the Chassis Ground the ChassisRack Mounting Air Flow Through Chassis 17.3 in 439.4 mm 18.6 in 472.6 mm Front Lifting the Chassis Rack-Mounted Chassis Rack Fully Populated with Three G10 Cmts Chassis 100101 Install Power SuppliesInstall Power Supplies 102 Power Supply InstallationInstall a Docsis Module Install a Docsis ModuleAir Management Module Removal 104Install an HFC Connector Module or SIM Install an HFC Connector Module or SIM106 107 HFC Connector Module InstallationInstall a Hard Disk Module Install a Chassis Control ModuleInstall a NIC Access Module Install a Chassis Control ModuleCable an HFC Connector Module or SIM Cable an HFC Connector Module or SIMOn page 54 for port labeling 110111 Rear Coaxial Cable Connections 112Cable a Chassis Control Module 113Cable a NIC Module 114115 Cable a NIC Access ModuleCable a NIC Access Module 116 117 NIC Access Module Cable Connections118 NIC Access Module Wiring PlanNIC Access Module in Slot Attach a PC to the Chassis Control Module Connect to Power Sources119 Attach a PC to the Chassis Control ModuleAC Power Cord and Retainer Clip Connect to Power SourcesTerminal block. The guard will be reinstalled in step DC Power Transition Module 123 Connect the Power and Perform Initial ConfigurationPower On the G10 Cmts Power Fault Power On the G10 CmtsStatus Meaning 125Docsis Module LED Status NIC Module LED Status Chassis Control Module LED StatusPower On and Configure the PC Power On and Configure the PCNIC Access Module LED Status 127Perform Initial Software Configuration Perform Initial Software Configuration129 Root@host-name#commit 131 Troubleshooting and MaintenanceJUNOSg 3.0 G10 Cmts Hardware Guide RF Measurements Downstream RF Measurement in Catv Mode Downstream RF Measurement in Catv ModeDownstream RF Measurement in Spectrum Analyzer Mode Downstream RF Measurement in Spectrum Analyzer ModeRf-power rf-power Cable-options downstream hierarchy levelPress the Span key and enter 6 MHz Cable-options upstream Upstream RF MeasurementUpstream RF Measurement Preamble Multiple Upstream Bursts Upstream RF Measurement Features for Troubleshooting TroubleshootingFlap List Features for TroubleshootingCable modem flaps command Output Field Value Potential Issues Flap List Association to Potential IssuesTo establish an operational baseline Local Event Log Headings Displayed Local Event LogUser@host show log cable Output Field Object MeaningPBC-CMTS-MIB MIB Operational CommandsServiceGuard Management System Cmts Power and Booting Issues Cmts Power and Booting IssuesCmts Is Not Powering Up Cmts Powers Down Cable Modem Cannot Successfully Range Ideal HFC Plant Configuration IssuesIdeal HFC Plant Configuration Issues Cable Modem Cannot Successfully Register Cable Modem Cannot Establish IP ConnectivityUser@host show cable qos-profile Cable Modem Throughput is SlowUser@host show cable modem Ideal HFC Plant Configuration Issues User@host show cable modem summary total interface Ideal HFC Plant Configuration Issues Cable Modem is Dropped HFC Plant Related IssuesHFC Plant Related Issues Cable Modem Cannot Successfully Range CMTS, which reduces the cable modem throughput Replacement Procedures Power Supplies Remove Power SuppliesPower Supply Removal Fan Trays Fan TraysReplace a Fan Tray Front Fan Trays Front Fan Tray Replacement Rear Fan Tray Replacement Module Removal Module RemovalRemove a Docsis Module Docsis Module Removal Remove an HFC Connector Module or SIM User@host request system halt Remove a Chassis Control ModuleRemove a Hard Disk Module Remove a NIC Access ModuleRemove a NIC Module 170171 JUNOSg 3.0 G10 Cmts Hardware Guide Agency Certifications SafetyAgency Certifications Immunity175 Radio Frequency RF SpecificationsDownstream RF Channel Transmission Characteristics Radio Frequency RF Specifications177 Upstream RF Channel Transmission CharacteristicsDocsis Downstream Channel Rates and Spacing Downstream RF Signal Output Characteristics179 Symbol Rate Channel Width Bit-rate/sec Ksym/sec KHz1Docsis Maximum Upstream Channel Rates and Widths 16QAMRadio Frequency RF Specifications Channel EIA Channel PlansEIA Channel Plan EIA Channel Plans AAA EIA Channel Plans STD IRC HRC EIA Channel Plans 187 JUNOSg 3.0 G10 Cmts Hardware Guide Index Docsis IndexLED 10, 16, 68, 89, 124, 149 Index Index