Juniper Networks G10 CMTS manual

Juniper Networks, Inc.

1194 North Mathilda Avenue

Sunnyvale, CA 94089

USA

408-745-2000

www.juniper.net

Part Number: 530-009111-01, Revision 1

G10 CMTS

Hardware Guide

Relea se 3. 0

Contents

Main Page Table of Contents About This Manual Part 1 Product Overview Chapter 1 Chapter 3 System Architecture Overview Part 2 Initial Installation Chapter 4 Prepare the Site Chapter 5 Part 3 Troubleshooting and Maintenance Chapter 7 RF Measurements Chapter 8 Part 4 Appendixes Appendix A Agency Certifications Appendix B Page List of Figures List of Figures Page List of Tables List of Tables Page About This Manual Objectives Audience Document Organization Related Documents Documentation Conventions Notes, Cautions, and Warnings Contact Juniper Networks Documentation Feedback Part 1 Product Overview Page Chapter 1 System Overview System Description Page Page 6 Field-Replaceable Units (FRUs) 7 G10 CMTS Features and Functions Functional Overview Broadband Cable Processor ASIC 8 G10 CMTS Components G10 CMTS 10 G10 CMTS Management G10 CMTS Hardware Overview Page Page Page Air Management Panel Front Rear Page Page Page Chapter 2 Hardware Component Overview Chassis 20 Physical Characteristics 21 Card Cage and Midplane Page Front View Rear View Page 25 Chassis Versions 26 Power Supplies Page 28 Power Transition Modules 29 Cooling and Fans DOCSIS Module Hot Swap Page Data Packet Processing Higher Layer Functions MAC Layer Functions Physical Layer Functions Modem Management MAC Layer Scheduling Cable Modem Management Enhanced Routing and Bridging Features Page 37 Chassis Control Module Page Page Configuration, State, and Alarm Data Page 42 NIC Module Page Page Page Page Page 48 Chassis Rear Modules NIC Access Module Page 50 HFC Connector Module Page Page 53 Switched I/O Module Page 55 Hard Disk Module Page Chapter 3 System Architecture Overview JUNOSg Internet Software Overview 58 Routing Engine Software Components Routing Protocol Process Routing Protocols Routing and Forwarding Tables Routing Policy Interface Process SNMP and MIB II Processes Management Process Routing Engine Kernel 61 Tools for Accessing and Controlling the Software Software Monitoring Tools Software Installation and Upgrade Procedures 62 Data Path Processing Downstream Data Path 63 Upstream Data Path Page Part 2 Initial Installation Page Chapter 4 Prepare the Site 68 Safety Precautions Page 70 Notices 71 Power AC Po wer 72 DC Power Environment 73 Mounting 74 Tools and Equipment Required for Installation 75 Coaxial Cable Requirements Characterization of Installation Site Page Page Page Page Page Page 82 Summary Checklist 83 Noise Measurement Methodology Average Upstream Noise Measurement 84 Peak Upstream Noise Measurement 85 Additional Characterization Tables Page Page Page 89 Verification of Shipping Cartons 90 G10 CMTS Installation Checklist Page Page Chapter 5 Install the CMTS 94 Ground the Chassis Rack Mounting Page Page 17.3 in (439.4 mm) Front 18.6 in (472.6 mm) Page Page Page 101 Install Power Supplies Page 103 Install a DOCSIS Module Page 105 Install an HFC Connector Module or SIM Page Page 108 Install a Chassis Control Module Install a Hard Disk Module Install a NIC Module Install a NIC Access Module 109 Cable an HFC Connector Module or SIM Cable the F-connector Ports Page Page Page 113 Cable a Chassis Control Module Cable a NIC Module Page 115 Cable a NIC Access Module Page Page Page 119 Attach a PC to the Chassis Control Module Connect to Power Sources AC Po wer Page 121 DC Power Page Chapter 6 Connect the Power and Perform Initial Configuration Power On the G10 CMTS Page Page Page 127 Power On and Configure the PC 128 Perform Initial Software Configuration Page Page Part 3 Troubleshooting and Maintenance Page Chapter 7 RF Measurements 134 Downstream RF Measurement in CATV Mode 135 Downstream RF Measurement in Spectrum Analyzer Mode Page 137 Upstream RF Measurement Page Page Page Chapter 8 Troubleshooting Features for Troubleshooting 142 Flap List Use the Flap List for Troubleshooting Page Page 145 Local Event Lo g 146 Operational Commands 147 ServiceGuard Management System 148 CMTS Power and Booting Issues CMTS Is Not Powering Up CMTS Does Not Boot Successfully 149 CMTS Powers Down 150 Ideal HFC Plant Configuration Issues Cable Modem Cannot Successfully Range 151 Cable Modem Cannot Establish IP Connectivity Cable Modem Cannot Successfully Register 152 Cable Modem Throughput is Slow Page Page Page 156 Cable Modem is Dropped HFC Plant Related Issues 157 Cable Modem Cannot Successfully Range 158 Cable Modem Throughput is Slow Chapter 9 Replacement Procedures Power Supplies 160 Remove Power Supplies Page 162 Fan Trays Replace a Fan Tray Front Fan Trays Rear Fan Tray Page Page 166 Module Removal Remove a DOCSIS Module Page 168 Remove an HFC Connector Module or SIM 169 Remove a Chassis Control Module 170 Remove a Hard Disk Module Remove a NIC Module Remove a NIC Access Module Part 4 Appendixes Page Appendix A Agency Certifications Safety 174 EMC Immunity Appendix B Radio Frequency (RF) Specifications Page Page Page Page Page Appendix C EIA Channel Plans Page Page Page Page Page Part 5 Page Index Numerics C B A D E F H G L N P O M Q S U R T V