M5 and M10 Internet Routers Hardware Guide

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About This Manual
Objectives
Audience
Document Organization
Documentation Conventions
General Conventions
Notes, Cautions, and Warnings
List of Technical Publications
Documentation Feedback
How to Request Support
Chapter 1: System Overview
System Description
Field-Replaceable Units (FRUs)
Safety Requirements, Warnings, and Guidelines
Chapter 2: Hardware Component Overview
Chassis
Packet Forwarding Engine
Midplane
Physical Interface Cards (PICs)
PIC Components
Flexible PIC Concentrators (FPCs)
Forwarding Engine Board (FEB)
FEB Components
Routing Engine
Routing Engine Components
Craft Interface
Alarm LEDs and Lamp Test Button
Routing Engine Interface Ports and Status Indicators
PIC Offline Buttons
Power Supplies
AC Power Supply
DC Power Supply
Power Supply LEDs and Self-test Button
Fan Tray
Cable Management System
Chapter 3: JUNOS Internet Software Overview
Routing Engine Software Components
Routing Protocol Process
IPv4 Routing Protocols
IPv6 Routing Protocols
Routing and Forwarding Tables
Routing Policy
VPNs
Interface Process
Chassis Process
SNMP and MIB II Processes
Management Process
Routing Engine Kernel
Tools for Accessing and Configuring the Software
Tools for Monitoring the Software
Software Upgrades
Chapter 4: System Architecture Overview
Packet Forwarding Engine Architecture
Data Flow through the Packet Forwarding Engine
Routing Engine Architecture
Routing Engine Functions
Chapter 5: Prepare for Router Installation
Rack Requirements
Rack Size and Strength
Spacing of Mounting Holes
Connection to Building Structure
Clearance Requirements for Airflow and Hardware Maintenance
Router Environmental Tolerances
Fire Safety Requirements
Fire Suppression
Fire Suppression Equipment
Power Guidelines, Requirements, and Specifications
Site Electrical Wiring Guidelines
Distance Limitations for Signaling
Radio Frequency Interference
Electromagnetic Compatibility
Router Power Requirements
AC Grounding and Power Cord Specifications
DC Grounding, Connection, and Cable Specifications
Network Cable Specifications and Guidelines
Fiber Optic and Network Cable Specifications
Signal Loss in Multimode and Single-Mode Fiber-Optic Cable
Attenuation and Dispersion in Fiber-Optic Cable
Calculating Power Budget for Fiber-Optic Cable
Calculating Power Margin for Fiber-Optic Cable
Attenuate to Prevent Saturation at SONET/SDH PICs
Cable Specifications for Routing Engine Management Interfaces
Site Preparation Checklist
Chapter 6: Unpack the Router
Tools Required
Unpack the Router
Choose Front or Center Mounting
Chapter 7: Install the Router
Tools and Parts Required
Install the Chassis into the Rack
Chapter 8: Connect the Router and Perform Initial Configuration
Tools and Parts Required
Connect the Router to Management Devices
Connect to a Network for Out-of-Band Management
Connect to a Management Console or Auxiliary Device
Connect PIC Cables
Provide Power to the Router
Connect Power to an AC-Powered Router
Connect Power to a DC-Powered Router
Power On the Router
Configure the JUNOS Internet Software
Chapter 9: Maintain Hardware Components
Routine Maintenance Procedures
Maintain the Fan Tray
Maintain Packet Forwarding Engine Components
Maintain the FEB
Maintain PICs and PIC Cables
Maintain the Power Supplies
Maintain the Routing Engine
Chapter 10: Replace Hardware Components
Tools and Parts Required
Replace the Fan Tray
Remove the Fan Tray
Install the Fan Tray
Replace Packet Forwarding Engine Components
Replace the FEB
Remove the FEB
Install the FEB
Replace a PIC
Remove a PIC
Install a PIC
Replace PIC Cables
Remove a PIC Cable
Install a PIC Cable
Replace an SFP
Remove an SFP
Install an SFP
Replace Power System Components
Replace an AC Power Supply
Remove an AC Power Supply
Install an AC Power Supply
Disconnect and Connect AC Power
Disconnect AC Power from the Router
Connect AC Power to the Router
Replace an AC Power Cord
Replace a DC Power Supply
Remove a DC Power Supply
Install a DC Power Supply
Disconnect and Connect DC Power
Disconnect DC Power from the Router
Connect DC Power to the Router
Replace Routing Engine Components
Remove and Insert the PC Card
Remove the PC Card
Insert the PC Card
Replace the Routing Engine
Remove the Routing Engine
Install the Routing Engine
Replace Connectors to Routing Engine Interface Ports
Replace the Management Ethernet Cable
Replace the Console or Auxiliary Cable
Chapter 11: Troubleshoot Hardware Components
Overview of Troubleshooting Resources
Command-Line Interface
LEDs
LEDs on the Craft Interface
LEDs on Hardware Components
Hardware and Interface Alarm Messages
Juniper Networks Technical Assistance Center
Troubleshoot the Fan Tray
Troubleshoot Packet Forwarding Engine Components
Troubleshoot the FEB
Troubleshoot PICs
Troubleshoot the Power System
LED on Both Supplies Is Off
LED on One Supply Is Off
Appendix 1: Safety and Regulatory Compliance Information
Definition of Safety Warning Levels
Safety Guidelines and Warnings
General Safety Guidelines and Warnings
Qualified Personnel Warning
Restricted Access Area Warning
Prevent Electrostatic Discharge Damage
Electrical Safety Guidelines and Warnings
General Electrical Safety Guidelines
AC Power Electrical Safety Guidelines
DC Power Electrical Safety Guidelines
Copper Conductors Warning
DC Power Disconnection Warning
DC Power Grounding Requirements and Warning
DC Power Wiring Sequence Warning
DC Power Wiring Terminations Warning
Grounded Equipment Warning
In Case of Electrical Accident
Midplane Energy Hazard Warning
Multiple Power Supplies Disconnection Warning
Power Disconnection Warning
TN and IT Power Warning
Installation Safety Guidelines and Warnings
Chassis Lifting Guidelines
Installation Instructions Warning
Rack-Mounting Requirements and Warnings
Ramp Warning
Laser and LED Safety Guidelines and Warnings
General Laser Safety Guidelines
Class 1 Laser Product Warning
Class 1 LED Product Warning
Laser Beam Warning
Radiation From Open Port Apertures Warning
Maintenance and Operational Safety Guidelines and Warnings
Battery Handling Warning
Jewelry Removal Warning
Lightning Activity Warning
Operating Temperature Warning
Product Disposal Warning
Agency Approvals
Compliance Statements for EMC Requirements
Canada
European Community
Japan
Taiwan
United States
Appendix 2: Return the Router or Its Components
Tools and Parts Required
Return Procedure
Locate Component Serial Numbers
FEB Serial Number ID Label
PIC Serial Number ID Label
Power Supply Serial Number ID Label
Routing Engine Serial Number ID Label
Pack the Router for Shipment
Pack Components for Shipment
Appendix 3: Cable Connector Pinouts
RJ-45 Connector Pinouts for the Routing Engine MGMT Port
DB-9 Connector Pinouts for the Routing Engine AUX/MODEM and CONSOLE Ports
RJ-48 Cable Pinouts for E1 and T1 PICs
RJ-21 Cable Pinouts for Fast Ethernet 12-Port PIC