Juniper ACX2000 User manual

ACX2000 and ACX2100 Universal Access

Router

Hardware Guide

Published: 2015-01-28

Juniper Networks, Inc.

1194 North Mathilda Avenue

Sunnyvale, California 94089

USA

408-745-2000

www.juniper.net

Juniper Networks, Junos, Steel-Belted Radius, NetScreen, and ScreenOS are registered trademarks of Juniper Networks, Inc. in the United

States and other countries. The Juniper Networks Logo, the Junos logo, and JunosE are trademarks of Juniper Networks, Inc. All other

trademarks, service marks, registered trademarks, or registered service marks are the property of their respective owners.

Juniper Networks assumes no responsibility for any inaccuracies in this document. Juniper Networks reserves the right to change, modify,

transfer, or otherwise revise this publication without notice.

ACX2000 Universal Access Router Hardware Guide

Revision History

December 2012—Added the ACX2100 router.

July 2012—Initial release.

The information in this document is current as of the date on the title page.

YEAR 2000 NOTICE

Juniper Networks hardware and software products are Year 2000 compliant. Junos OS has no known time-related limitations through the

year 2038. However, the NTP application is known to have some difficulty in the year 2036.

END USER LICENSE AGREEMENT

The Juniper Networks product that is the subject of this technical documentation consists of (or is intended for use with) Juniper Networks

software. Use of such software is subject to the terms and conditions of the End User License Agreement (“EULA”) posted at

http://www.juniper.net/support/eula.html. By downloading, installing or using such software, you agree to the terms and conditions of

that EULA.

Table of Contents

About the Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii

Junos OS Documentation and Release Notes . . . . . . . . . . . . . . . . . . . . . . . . . xiii

Documentation Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii

Documentation Feedback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xv

Requesting Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvi

Self-Help Online Tools and Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . xvi

Opening a Case with JTAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvi

Part 1 ACX2000 and ACX2100 Universal Access Router Overview

Chapter 1 ACX2000 and ACX2100 Router Description . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

ACX2000 and ACX2100 Universal Access Router Overview . . . . . . . . . . . . . . . . . . 3

ACX2000 Router Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

ACX2100 Router Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

ACX2000 and ACX2100 Routers Hardware and CLI Terminology Mapping . . . . . . 5

ACX2000 Hardware and CLI Terminology Mapping . . . . . . . . . . . . . . . . . . . . . 5

ACX2100 Hardware and CLI Terminology Mapping . . . . . . . . . . . . . . . . . . . . . . 7

Chapter 2 ACX2000 and ACX2100 Hardware Components . . . . . . . . . . . . . . . . . . . . . . . 9

Front Panel of an ACX2000 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Front Panel of an ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

LEDs on ACX2000 and ACX2100 Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

System LED on the Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

T1/E1 Port LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Ethernet Port LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

PoE Port LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

SFP and SFP+ Port LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Management and Console Port LEDs on the Front Panel . . . . . . . . . . . . . . . . 14

Uplink Ports on ACX2000 and ACX2100 Routers . . . . . . . . . . . . . . . . . . . . . . . . . . 15

T1/E1 Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Gigabit Ethernet RJ-45 Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

PoE Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Gigabit Ethernet SFP Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

10-Gigabit Ethernet SFP+ Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Cooling System and Airflow in an ACX2000 and ACX2100 Router . . . . . . . . . . . . 19

ACX2000 and ACX2100 Power Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

ACX2000 and ACX2100 Alarm Contact Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Clocking Ports on the ACX2000 and the ACX2100 Router . . . . . . . . . . . . . . . . . . 22

Chapter 3 ACX2000 and ACX2100 System Architecture Overview . . . . . . . . . . . . . . . . 25

Packet Flow on ACX Series Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Part 2 Setting Up the ACX2000 and ACX2100 Router

Chapter 4 Preparing the Site for ACX2000 and ACX2100 Router Installation . . . . . . 29

Site Preparation Checklist for ACX2000 and ACX2100 Routers . . . . . . . . . . . . . . 29

Rack Requirements for ACX2000 and ACX2100 Routers . . . . . . . . . . . . . . . . . . . 30

Cabinet Requirements for ACX2000 and ACX2100 Routers . . . . . . . . . . . . . . . . . 31

Clearance Requirements for Airflow and Hardware Maintenance on ACX2000

and ACX2100 Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

General Site Guidelines for ACX Series Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

Chapter 5 ACX2000 and ACX2100 Router Installation Overview . . . . . . . . . . . . . . . . . 35

Installing and Connecting an ACX2000 or ACX2100 Router Overview . . . . . . . . . 35

Chapter 6 Unpacking an ACX2000 or ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Parts Inventory (Packing List) for an ACX2000 and ACX2100 Router . . . . . . . . . . 37

Unpacking an ACX2000 or ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Chapter 7 Installing the ACX2000 or ACX2100 Router Mounting Hardware . . . . . . . . 41

Installing the ACX2000 or ACX2100 Mounting Brackets . . . . . . . . . . . . . . . . . . . . 41

Chapter 8 Installing the ACX2000 or ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Installing the ACX2000 or ACX2100 Router in the Rack . . . . . . . . . . . . . . . . . . . . 43

Chapter 9 Grounding and Providing Power to the ACX2000 or ACX2100 Router . . . . 45

Connecting the ACX2000 or ACX2100 Router to Earth Ground . . . . . . . . . . . . . . 45

Connecting AC Power Cords to the ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . 47

Connecting DC Power Cables to the ACX2000 or ACX2100 Router . . . . . . . . . . . 48

Chapter 10 Connecting the ACX2000 and ACX2100 Router to External Devices . . . . . 51

Connecting ACX2000 or ACX2100 Routers to Management Devices . . . . . . . . . . 51

Connecting the Router to a Network for Out-of-Band Management . . . . . . . 51

Connecting the Router to a Management Console or Auxiliary Device . . . . . . 52

Connecting ACX2000 or ACX2100 Routers to an External Alarm-Reporting

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

Connecting ACX2000 or ACX2100 Routers to External Clocking Devices . . . . . . 54

Connecting 1-PPS and 10-MHz Timing Devices to the Router . . . . . . . . . . . . 54

Connecting a T1 or E1 External Clocking Device to the Router . . . . . . . . . . . . 54

Chapter 11 Configuring Junos OS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

Initially Configuring the ACX2000 or ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . 57

Part 3 Hardware Maintenance, Troubleshooting, and Replacement

Procedures

Chapter 12 Maintaining ACX2000 and ACX2100 Router Hardware Components . . . . 63

Routine Maintenance Procedures for the ACX2000 and ACX2100 Router . . . . . . 63

Maintaining Cables That Connect to ACX2000 or ACX2100 Network Ports . . . . . 63

Maintaining the ACX2000 and ACX2100 Uplink Ports . . . . . . . . . . . . . . . . . . . . . 64

ACX2000 and ACX2100 Universal Access Router Hardware Guide

Chapter 13 Troubleshooting ACX2000 and ACX2100 Hardware Components . . . . . . . 67

Troubleshooting Resources for ACX2000 and ACX2100 Routers . . . . . . . . . . . . . 67

Command-Line Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

Front Panel LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

Understanding Alarm Types and Severity Classes on ACX Series Routers . . . . . . 68

Alarm Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

Alarm Severity Classes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

Verifying Active Alarms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

Monitoring System Log Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70

Chapter 14 Replacing ACX2000 and ACX2100 Hardware Components . . . . . . . . . . . . . 71

Replacing an ACX2000 or ACX2100 Console or Auxiliary Cable . . . . . . . . . . . . . . . 71

Removing an ACX2000 or ACX2100 Console or Auxiliary Cable . . . . . . . . . . . 71

Installing an ACX2000 or ACX2100 Console or Auxiliary Cable . . . . . . . . . . . 72

Replacing an ACX2000 or ACX2100 Management Ethernet Cable . . . . . . . . . . . . 72

Removing an ACX2000 or ACX2100 Management Ethernet Cable . . . . . . . . 72

Installing an ACX2000 and ACX2100 Management Ethernet Cable . . . . . . . 72

Replacing an ACX2000 or ACX2100 Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . 73

Disconnecting an ACX2000 or ACX2100 Fiber-Optic Cable . . . . . . . . . . . . . . 73

Connecting an ACX2000 or ACX2100 Fiber-Optic Cable . . . . . . . . . . . . . . . . 73

Replacing an ACX2000 or ACX2100 Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . 75

Removing an ACX2000 or ACX2100 Transceiver . . . . . . . . . . . . . . . . . . . . . . 75

Installing an ACX2000 or ACX2100 Transceiver . . . . . . . . . . . . . . . . . . . . . . . 76

Part 4 Appendixes

Appendix A Safety and Regulatory Compliance Information for the ACX2000 and

ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81

Definition of Safety Warning Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81

Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83

General Safety Guidelines for Juniper Networks Devices . . . . . . . . . . . . . . . . 83

General Safety Warnings for Juniper Networks Devices . . . . . . . . . . . . . . . . . 84

Qualified Personnel Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84

Restricted Access Area Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85

Preventing Electrostatic Discharge Damage to an ACX2000 or ACX2100

Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86

Fire Safety Requirements for Juniper Networks Devices . . . . . . . . . . . . . . . . . 87

General Fire Safety Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87

Fire Suppression . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88

Fire Suppression Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88

Installation Safety Warnings for Juniper Networks Devices . . . . . . . . . . . . . . 88

Intra-Building Ports Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89

Installation Instructions Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89

Rack-Mounting Requirements and Warnings . . . . . . . . . . . . . . . . . . . . . 89

Ramp Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93

ACX2000 or ACX2100 Router Chassis Lifting Guidelines . . . . . . . . . . . . . . . . 93

General Laser Safety Guidelines for Juniper Networks Devices . . . . . . . . . . . 94

Table of Contents

Laser Safety Warnings for Juniper Networks Devices . . . . . . . . . . . . . . . . . . . 94

Class 1 Laser Product Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95

Class 1 LED Product Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95

Laser Beam Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96

Radiation from Open Port Apertures Warning . . . . . . . . . . . . . . . . . . . . . 96

Maintenance and Operational Safety Warnings for Juniper Networks

Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97

Battery Handling Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97

Jewelry Removal Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98

Lightning Activity Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100

Operating Temperature Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100

Product Disposal Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101

General Electrical Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . 102

General Electrical Safety Warnings for Juniper Networks Devices . . . . . 102

General Electrical Safety Guidelines and Electrical Codes for Juniper

Networks Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106

In Case of an Electrical Accident . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107

ACX2100 AC Power Electrical Safety Guidelines and Warnings . . . . . . . 107

ACX2000 and ACX2100 DC Power Electrical Safety Guidelines . . . . . . 108

DC Power Electrical Safety Warnings for Juniper Networks Devices . . . 109

Site Electrical Wiring Guidelines for Juniper Networks Devices . . . . . . . . 112

Agency Approvals and Compliance Statements . . . . . . . . . . . . . . . . . . . . . . . . . . 113

Agency Approvals for ACX2000 and ACX2100 Routers . . . . . . . . . . . . . . . . . 113

Compliance Statements for NEBS for ACX2000 and ACX2100 Routers . . . . 115

Compliance Statements for EMC Requirements for ACX2000 and ACX2100

Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115

Canada . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115

European Community . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115

Israel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116

Japan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116

United States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116

Compliance Statements for Environmental Requirements for Juniper

Networks Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116

Compliance Statements for Acoustic Noise for ACX2000 and ACX2100

Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117

Appendix B ACX2000 and ACX2100 Router Physical Specifications . . . . . . . . . . . . . . . 119

Chassis Physical Specifications for ACX2000 and ACX2100 Routers . . . . . . . . . 119

Appendix C ACX2000 and ACX2100 Router Environmental Specifications . . . . . . . . . 121

ACX2000 and ACX2100 Router Environmental Specifications . . . . . . . . . . . . . . . 121

Appendix D Power Guidelines, Requirements, and Specifications for the ACX2000

and ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123

ACX2000 and ACX2100 Router Grounding Specifications . . . . . . . . . . . . . . . . . . 123

Grounding Points Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123

Grounding Cable Lug Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124

Grounding Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125

ACX2100 AC Power Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125

ACX2100 AC Power Cord Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125

ACX2000 and ACX2100 Universal Access Router Hardware Guide

ACX2000 and ACX2100 DC Power Specifications . . . . . . . . . . . . . . . . . . . . . . . . 127

Appendix E Cable and Wire Guidelines and Specifications for the ACX2000 and

ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129

Understanding Fiber-Optic Cable Signal Loss, Attenuation, and Dispersion . . . . 129

Signal Loss in Multimode and Single-Mode Fiber-Optic Cable . . . . . . . . . . . 129

Attenuation and Dispersion in Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . 130

Calculating Power Budget and Power Margin for Fiber-Optic Cables . . . . . . . . . 130

Calculating Power Budget for Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . 131

Calculating Power Margin for Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . . 131

Appendix F ACX2000 and ACX2100 Cable Connector Pinouts . . . . . . . . . . . . . . . . . . . . 133

Management Port Connector Pinout Information for ACX Series Routers . . . . . . 133

Console/Auxiliary Port Connector Pinout on ACX Series Routers . . . . . . . . . . . . . 134

USB Port Specifications for an ACX Series Router . . . . . . . . . . . . . . . . . . . . . . . . 134

Alarm Contact Port Pinouts on the ACX2000 and ACX2100 Router . . . . . . . . . . 135

Clocking Ports Specifications on the ACX2000 and the ACX2100 Router . . . . . . 137

External Clocking Port Connector Specifications . . . . . . . . . . . . . . . . . . . . . . 137

External Clocking Input Port Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . 137

Appendix G Contacting Customer Support and Returning ACX2000 and ACX2100

Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139

Displaying ACX2000 and ACX2100 Components and Serial Numbers . . . . . . . . 139

ACX2000 and ACX2100 Chassis Serial Number Label . . . . . . . . . . . . . . . . . . . . 140

Contacting Customer Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140

Returning a Hardware Component to Juniper Networks, Inc. . . . . . . . . . . . . . . . . 141

Packing the ACX Series Router for Shipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142

Guidelines for Packing Router Components for Shipment . . . . . . . . . . . . . . . . . . 143

Part 5 Index

Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147

Table of Contents

ACX2000 and ACX2100 Universal Access Router Hardware Guide

List of Figures

Part 1 ACX2000 and ACX2100 Universal Access Router Overview

Chapter 1 ACX2000 and ACX2100 Router Description . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Figure 1: Front View of the ACX2000 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Figure 2: Rear View of the ACX2000 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Figure 3: Front View of the ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Figure 4: Rear View of the ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Figure 5: ACX2000 Interface Port Mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Figure 6: ACX2100 Interface Port Mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Chapter 2 ACX2000 and ACX2100 Hardware Components . . . . . . . . . . . . . . . . . . . . . . . 9

Figure 7: Front Panel of the ACX2000 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Figure 8: Front Panel of the AC-Powered ACX2100 Router . . . . . . . . . . . . . . . . . . . 11

Figure 9: Front Panel of the DC-Powered ACX2100 Router . . . . . . . . . . . . . . . . . . . 12

Figure 10: Cooling System and Airflow in an ACX2000 and ACX2100 Router . . . . 19

Figure 11: Sample Output Alarm-Reporting Device . . . . . . . . . . . . . . . . . . . . . . . . . 21

Figure 12: Sample Input Alarm-Reporting Device . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Chapter 3 ACX2000 and ACX2100 System Architecture Overview . . . . . . . . . . . . . . . . 25

Figure 13: ACX Series Router Packet Forwarding and Data Flow . . . . . . . . . . . . . . 25

Figure 14: ACX Series Router Packet Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Part 2 Setting Up the ACX2000 and ACX2100 Router

Chapter 4 Preparing the Site for ACX2000 and ACX2100 Router Installation . . . . . . 29

Figure 15: ACX2000 and ACX2100 Chassis Dimensions and Clearance

Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Chapter 7 Installing the ACX2000 or ACX2100 Router Mounting Hardware . . . . . . . . 41

Figure 16: Installing the Mounting Brackets to the Front of the ACX2000 or

ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

Figure 17: Installing the Mounting Brackets to the Rear of the ACX2000 or

ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Chapter 8 Installing the ACX2000 or ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Figure 18: Installing the Front-Mounted Router in the Rack . . . . . . . . . . . . . . . . . . 44

Chapter 9 Grounding and Providing Power to the ACX2000 or ACX2100 Router . . . . 45

Figure 19: Grounding Points on the ACX2000 and ACX2100 Router . . . . . . . . . . . 46

Figure 20: Connecting AC Power to the Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

Figure 21: Connecting DC Power to the Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

Chapter 10 Connecting the ACX2000 and ACX2100 Router to External Devices . . . . . 51

Figure 22: Ethernet Cable Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

Figure 23: Ethernet Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Figure 24: Routing Engine Console and Auxiliary Cable Connector . . . . . . . . . . . . 52

Figure 25: Auxiliary and Console Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

Part 3 Hardware Maintenance, Troubleshooting, and Replacement

Procedures

Chapter 14 Replacing ACX2000 and ACX2100 Hardware Components . . . . . . . . . . . . . 71

Figure 26: Ethernet Cable Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71

Figure 27: Ethernet Cable Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72

Figure 28: Connecting a Fiber-Optic Cable to an Optical Transceiver Installed in

an ACX Series Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74

Figure 29: Removing Transceivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76

Part 4 Appendixes

Appendix A Safety and Regulatory Compliance Information for the ACX2000 and

ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81

Figure 30: ESD Point on ACX2000 and ACX2100 Routers . . . . . . . . . . . . . . . . . . . 87

Figure 31: Placing a Component into an Electrostatic Bag . . . . . . . . . . . . . . . . . . . 87

Appendix D Power Guidelines, Requirements, and Specifications for the ACX2000

and ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123

Figure 32: Grounding Points on the ACX2000 and ACX2100 Router . . . . . . . . . . 124

Figure 33: Grounding Cable Lug . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124

Appendix G Contacting Customer Support and Returning ACX2000 and ACX2100

Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139

Figure 34: Serial Number ID Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140

Figure 35: ACX2000 and ACX2100 Chassis Serial Number Label . . . . . . . . . . . . 140

ACX2000 and ACX2100 Universal Access Router Hardware Guide

List of Tables

About the Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii

Table 1: Notice Icons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiv

Table 2: Text and Syntax Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiv

Part 1 ACX2000 and ACX2100 Universal Access Router Overview

Chapter 1 ACX2000 and ACX2100 Router Description . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Table 3: CLI Equivalents of Terms Used in Documentation for ACX2000

Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Table 4: CLI Equivalents of Terms Used in Documentation for ACX2100

Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Chapter 2 ACX2000 and ACX2100 Hardware Components . . . . . . . . . . . . . . . . . . . . . . . 9

Table 5: System LED on the Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Table 6: T1/E1 Port LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Table 7: Ethernet Port LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Table 8: PoE Port LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Table 9: SFP and SFP+ Link LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Table 10: Management and Console LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Table 11: T1/E1 Port Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Table 12: RJ-45 Port Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Table 13: PoE Port Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Table 14: Gigabit Ethernet SFP Port Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Table 15: Gigabit Ethernet SFP Port Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Table 16: Power Consumed by ACX2000 and ACX2100 Routers . . . . . . . . . . . . . 20

Table 17: Alarm Relay Contact Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Part 2 Setting Up the ACX2000 and ACX2100 Router

Chapter 4 Preparing the Site for ACX2000 and ACX2100 Router Installation . . . . . . 29

Table 18: Site Preparation Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

Table 19: Rack Requirements and Specifications for the Router . . . . . . . . . . . . . . . 31

Table 20: Cabinet Requirements and Specifications for the ACX2000 and

ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

Chapter 6 Unpacking an ACX2000 or ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Table 21: Parts List for an ACX2000 and ACX2100 Router . . . . . . . . . . . . . . . . . . . 37

Part 3 Hardware Maintenance, Troubleshooting, and Replacement

Procedures

Chapter 13 Troubleshooting ACX2000 and ACX2100 Hardware Components . . . . . . . 67

Table 22: Alarm Terms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

Table 23: Alarm Output Fields . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

Part 4 Appendixes

Appendix B ACX2000 and ACX2100 Router Physical Specifications . . . . . . . . . . . . . . . 119

Table 24: Physical Specifications of the ACX2000 and ACX2100 Router

Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119

Appendix C ACX2000 and ACX2100 Router Environmental Specifications . . . . . . . . . 121

Table 25: Router Environmental Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . 121

Appendix D Power Guidelines, Requirements, and Specifications for the ACX2000

and ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123

Table 26: AC Power System Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . 125

Table 27: AC Power Cord Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126

Table 28: DC Power Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127

Appendix E Cable and Wire Guidelines and Specifications for the ACX2000 and

ACX2100 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129

Table 29: Estimated Values for Factors Causing Link Loss . . . . . . . . . . . . . . . . . . 131

Appendix F ACX2000 and ACX2100 Cable Connector Pinouts . . . . . . . . . . . . . . . . . . . . 133

Table 30: Management Port Connector Pinout Information . . . . . . . . . . . . . . . . . 133

Table 31: Connector Pinout for the Console/Auxiliary Port . . . . . . . . . . . . . . . . . . 134

Table 32: Alarm Contact Connector Pinouts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135

Table 33: External Clocking Input Port Connector Pinouts . . . . . . . . . . . . . . . . . . 137

ACX2000 and ACX2100 Universal Access Router Hardware Guide

About the Documentation

•

Junos OS Documentation and Release Notes on page xiii

•

Documentation Conventions on page xiii

•

Documentation Feedback on page xv

•

Requesting Technical Support on page xvi

Junos OS Documentation and Release Notes

For a list of related Junos OS documentation, see http://www.juniper.net/techpubs/.

If the information in the latest release notes differs from the information in the

documentation, follow the Junos OS Release Notes.

To obtain the most current version of all Juniper Networks

®

technical documentation,

see the product documentation page on the Juniper Networks website at

http://www.juniper.net/techpubs/.

Documentation Conventions

Table 1 on page xiv defines the notice icons used in this guide.

Table 1: Notice Icons

DescriptionMeaningIcon

Indicates important features or instructions.Informational note

Indicates a situation that might result in loss of data or hardware damage.Caution

Alerts you to the risk of personal injury or death.Warning

Alerts you to the risk of personal injury from a laser.Laser warning

Indicates helpful information.Tip

Alerts you to a recommended use or implementation.Best practice

Table 2 on page xiv defines the text and syntax conventions used in this guide.

Table 2: Text and Syntax Conventions

ExamplesDescriptionConvention

To enter configuration mode, type the

configure command:

user@host> configure

Represents text that you type.Bold text like this

user@host> show chassis alarms

No alarms currently active

Represents output that appears on the

terminal screen.

Fixed-width text like this

•

A policy term is a named structure

that defines match conditions and

actions.

•

Junos OS CLI User Guide

•

RFC 1997, BGP Communities Attribute

•

Introduces or emphasizes important

new terms.

•

Identifies guide names.

•

Identifies RFC and Internet draft titles.

Italic text like this

Configure the machine’s domain name:

[edit]

root@# set system domain-name

domain-name

Represents variables (options for which

you substitute a value) in commands or

configuration statements.

Italic text like this

ACX2000 and ACX2100 Universal Access Router Hardware Guide

Table 2: Text and Syntax Conventions (continued)

ExamplesDescriptionConvention

•

To configure a stub area, include the

stub statement at the [edit protocols

ospf area area-id] hierarchy level.

•

The console port is labeled CONSOLE.

Represents names of configuration

statements, commands, files, and

directories; configuration hierarchy levels;

or labels on routing platform

components.

Text like this

stub <default-metric metric>;Encloses optional keywords or variables.< > (angle brackets)

broadcast | multicast

(string1 | string2 | string3)

Indicates a choice between the mutually

exclusive keywords or variables on either

side of the symbol. The set of choices is

often enclosed in parentheses for clarity.

| (pipe symbol)

rsvp { # Required for dynamic MPLS onlyIndicates a comment specified on the

same line as the configuration statement

to which it applies.

# (pound sign)

community name members [

community-ids ]

Encloses a variable for which you can

substitute one or more values.

[ ] (square brackets)

[edit]

routing-options {

static {

route default {

nexthop address;

retain;

}

Identifies a level in the configuration

hierarchy.

Indention and braces ( { } )

Identifies a leaf statement at a

configuration hierarchy level.

; (semicolon)

GUI Conventions

•

In the Logical Interfaces box, select

All Interfaces.

•

To cancel the configuration, click

Cancel.

Represents graphical user interface (GUI)

items you click or select.

Bold text like this

In the configuration editor hierarchy,

select Protocols>Ospf.

Separates levels in a hierarchy of menu

selections.

> (bold right angle bracket)

Documentation Feedback

We encourage you to provide feedback, comments, and suggestions so that we can

improve the documentation. You can provide feedback by using either of the following

methods:

•

Online feedback rating system—On any page at the Juniper Networks Technical

Documentation site at http://www.juniper.net/techpubs/index.html, simply click the

stars to rate the content, and use the pop-up form to provide us with information about

your experience. Alternately, you can use the online feedback form at

https://www.juniper.net/cgi-bin/docbugreport/.

About the Documentation

•

E-mail—Send your comments to techpubs-comments@juniper.net. Include the document

or topic name, URL or page number, and software version (if applicable).

Requesting Technical Support

Technical product support is available through the Juniper Networks Technical Assistance

Center (JTAC). If you are a customer with an active J-Care or JNASC support contract,

or are covered under warranty, and need post-sales technical support, you can access

our tools and resources online or open a case with JTAC.

•

JTAC policies—For a complete understanding of our JTAC procedures and policies,

review the JTAC User Guide located at

http://www.juniper.net/us/en/local/pdf/resource-guides/7100059-en.pdf.

•

Product warranties—For product warranty information, visit

http://www.juniper.net/support/warranty/.

•

JTAC hours of operation—The JTAC centers have resources available 24 hours a day,

7 days a week, 365 days a year.

Self-Help Online Tools and Resources

For quick and easy problem resolution, Juniper Networks has designed an online

self-service portal called the Customer Support Center (CSC) that provides you with the

following features:

•

Find CSC offerings: http://www.juniper.net/customers/support/

•

Search for known bugs: http://www2.juniper.net/kb/

•

Find product documentation: http://www.juniper.net/techpubs/

•

Find solutions and answer questions using our Knowledge Base: http://kb.juniper.net/

•

Download the latest versions of software and review release notes:

http://www.juniper.net/customers/csc/software/

•

Search technical bulletins for relevant hardware and software notifications:

http://kb.juniper.net/InfoCenter/

•

Join and participate in the Juniper Networks Community Forum:

http://www.juniper.net/company/communities/

•

Open a case online in the CSC Case Management tool: http://www.juniper.net/cm/

To verify service entitlement by product serial number, use our Serial Number Entitlement

(SNE) Tool: https://tools.juniper.net/SerialNumberEntitlementSearch/

Opening a Case with JTAC

You can open a case with JTAC on the Web or by telephone.

•

Use the Case Management tool in the CSC at http://www.juniper.net/cm/.

•

Call 1-888-314-JTAC (1-888-314-5822 toll-free in the USA, Canada, and Mexico).

ACX2000 and ACX2100 Universal Access Router Hardware Guide

For international or direct-dial options in countries without toll-free numbers, see

http://www.juniper.net/support/requesting-support.html.

About the Documentation

ACX2000 and ACX2100 Universal Access Router Hardware Guide

PART 1

ACX2000 and ACX2100 Universal Access

Router Overview

•

ACX2000 and ACX2100 Router Description on page 3

•

ACX2000 and ACX2100 Hardware Components on page 9

•

ACX2000 and ACX2100 System Architecture Overview on page 25

ACX2000 and ACX2100 Universal Access Router Hardware Guide

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