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E-series Hardware Guide

6 ! E-series Routers

Installation procedures and operating procedures are identical for both systems. All

ERX-7xx/14xx models use the same SRP I/O module, but different power input

modules are used.

Figure 4: ERX-14xx model, front view

NOTE: The router may look different from the routers shown in the figures in this

chapter, depending on the line modules in the slots.

Line module

SRP module

PCMCIA slot

Bezel

Cable

management

bracket

Air filter (optional)

behind bezel

Fan tray

behind bezel

g013727

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

Brand	Juniper
Model	E Series
Category	Network Router
Language	English

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