Juniper E Series

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E-series Hardware Guide

104 ! Understanding Status LEDs to Troubleshoot

Figure 53: FE2 module LEDs

Figure 54: E3 and T3 module LEDs

Functional status LEDs

Interface status LEDs

0

1

OK

FAIL

ONLINE

REDUNDANT

0

1

ACTIVITY

LINK

g013769

Functional status LEDs

Interface status LEDs

OK

FAIL

ONLINE

REDUNDANT

0

1

2

RED ALM

YEL ALM

SYNC

g013770

Table of Contents

Default Chapter7
- Table of Contents7
About this Guide13
- E-Series Routers13
- Audience13
- Conventions14
- Documentation15
- Comments about the Documentation17
- Contacting Customer Support17
Installing and Using E-Series Routers19
Chapter 1 E-Series Overview21
- E-Series Overview21
  - Overview21
  - Where E-Series Routers Fit in21
- E-Series Routers23
- E-Series Modules29
- Network Management Tools34
- Redundancy Features34
Chapter 2 Unpacking and Inspecting E-Series Routers39
- Before You Begin39
- Unpacking ERX-14Xx Models39
- Unpacking ERX-7Xx Models and ERX-310 Routers40
- Inspecting E-Series Router Components and Accessories41
- If You Detect or Suspect Damage41
- Contacting Juniper Networks41
- The Next Step41
Chapter 3 Installation Guidelines and Requirements43
- Your Preinstallation Responsibilities43
- Environmental Requirements44
- Regulatory Compliances44
- Safety Guidelines44
  - Power Cord Warnings (AC Model)45
- Equipment Rack Requirements46
- Cabling Recommendations50
Chapter 4 Installing E-Series Routers51
- Before You Begin51
- Freestanding Installation51
- Rack-Mounted Installation52
- The Next Step56
Chapter 5 Installing Modules57
- Slot Groups58
- Safety Guidelines62
- Installing SRP I/O and SRP Modules62
- Installing Line and I/O Modules65
  - Installing a Line Module or an I/O Module65
  - Install Line Modules and Their Corresponding I/O Modules65
- Removing a Line Module, SRP Module, or SRP I/O Module66
- Installing Components for Line Module Redundancy68
- Configuring Line Module Redundancy71
- The Next Step71
- Installing Modules57
  - Overview57
Chapter 6 Cabling E-Series Routers73
- Cabling Overview73
- Required Tools, Wires, and Cables75
- Cabling the SRP I/O Module76
- Cabling the E-Series Router for Power79
- Cabling I/O Modules84
- The Next Step89
Chapter 7 Powering up E-Series Routers91
- Before You Power up the System91
- Powering up92
  - Initialization Sequence92
- Status Leds93
- Powering down93
- The Next Step93
Chapter 8 Accessing E-Series Routers95
- Setting up Management Access95
- Console Port Setup95
- Telnet Setup98
- Snmp99
- The Next Step99
Chapter 9 Maintaining E-Series Routers101
- Required Tools and Items101
- Storing Modules and Components102
- Cleaning the System102
- Upgrading NVS Cards on SRP Modules102
- Upgrading Memory on SRP Modules105
- Replacing Sfps on GE I/O Modules108
- Replacing Fan Trays111
  - Removing the Fan Tray113
  - Installing the Fan Tray113
- Installing a Cable-Management Bracket on ERX-7Xx Models114
Chapter 10 Troubleshooting117
- Troubleshooting Power Failures118
- Understanding Status Leds to Troubleshoot118
- Troubleshooting117
  - Diagnosing Problems117
    - Initialization Sequence117
Chapter 11 System Specifications129
- ERX-14Xx Models Specifications129
- ERX-7Xx Models Specifications131
- ERX-310 Router Specifications133
Chapter 12 Module Specifications135
- Module Functionality135
- Module Specifications143
- I/O Module Specifications146
  - Cable Lengths for X.21/V.35 Cables162
Chapter 13 Protocol Support163
- Channelized Ocx/Stmx Modules163
- Channelized T1 and E1 Modules165
- Channelized T3 Modules166
- Ethernet Modules167
- HSSI Modules168
- Ocx/Stmx ATM Modules170
- Ocx/Stmx POS and OC48 Modules171
- Tunnel Service Modules172
- Unchannelized E3 Modules174
- Unchannelized T3 Modules175
- X.21/V.35 Modules177
- Appendixes179
- Part 3 Appendixes179
Appendix A Cable Pinouts181
- SRP I/O Module181
- CT1 and CE1 I/O Modules184
Appendix B Installing Junose Software189
- Overview189
- Software Releases on a CD. this Appendix Provides Information on How to Install a189
Appendix C Customer Support205
- Contact Information205
  - Information You Need to Supply206
  - Returning Products for Repair or Replacement207
    - Packing Instructions for Returning a Chassis207
Appendix D Declaration of Conformity209

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