2. Juniper
  3. EX8216
EX8216

Juniper EX8216 User manual

  • Hello! I am an AI chatbot trained to assist you with the Juniper EX8216 User manual. I’ve already reviewed the document and can help you find the information you need or explain it in simple terms. Just ask your questions, and providing more details will help me assist you more effectively!
EX8216 Switch Hardware Guide
Modified: 2017-07-05
Copyright © 2017, Juniper Networks, Inc.
Juniper Networks, Inc.
1133 Innovation Way
Sunnyvale, California 94089
USA
408-745-2000
www.juniper.net
Copyright © 2017, Juniper Networks, Inc. All rights reserved.
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.
EX8216 Switch Hardware Guide
Copyright © 2017, Juniper Networks, Inc.
All rights reserved.
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.
Copyright © 2017, Juniper Networks, Inc.ii
Table of Contents
About the Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxi
Documentation and Release Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxi
Supported Platforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxi
Documentation Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxi
Documentation Feedback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxiii
Requesting Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxiv
Self-Help Online Tools and Resources . . . . . . . . . . . . . . . . . . . . . . . . . . xxiv
Opening a Case with JTAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxiv
Part 1 Overview
Chapter 1 System Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
EX8216 Switch Hardware Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Chassis Physical Specifications, LCD Panel, and Midplane . . . . . . . . . . . . . . . 4
Routing Engines and Switch Fabric . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Line Cards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Cooling System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
EX8216 Switch Configurations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
EX8216 Switch Hardware and CLI Terminology Mapping . . . . . . . . . . . . . . . . . . . . 11
Chapter 2 Chassis Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Chassis Physical Specifications of an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . 15
Field-Replaceable Units in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Understanding EX8216 Switch Component and Functionality Redundancy . . . . . 19
Hardware Components That Provide Redundancy . . . . . . . . . . . . . . . . . . . . . 19
Routing Engine and Control Redundancy . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Switch Fabric Redundancy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Slot Numbering for an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Slot Numbering for RE Module Slots and Line Card Slots . . . . . . . . . . . . . . . . 22
Slot Numbering for the Power Supply Slots . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Slot Numbering for the SF Module Slots . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
LCD Panel in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
LCD Panel Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
LCD Panel Menus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Midplane in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Routing Engine (RE) Module in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . 31
Switch Fabric (SF) Modules in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . 33
Chassis Status LEDs in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Management Port LEDs in EX8200 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
iiiCopyright © 2017, Juniper Networks, Inc.
Network Port LEDs in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
RE Module LEDs in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
SF Module LEDs in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Chapter 3 Cooling System and Airflow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Cooling System and Airflow in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . 43
Fan Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Side-to-Side Airflow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Front-to-Side Airflow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Chapter 4 Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
AC Power Supply in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
AC Power Supply Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
N+1 Redundancy Configuration of AC Power Supplies . . . . . . . . . . . . . . . . . . 51
N+N Redundancy Configuration of AC Power Supplies . . . . . . . . . . . . . . . . . 53
AC Power Supply LEDs in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
DC Power Supply in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
DC Power Supply LEDs in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Chapter 5 Line Cards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Line Card Model and Version Compatibility in an EX8200 Switch . . . . . . . . . . . . 63
8-port SFP+ Line Card in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Line Card Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Line Card Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
40-port SFP+ Line Card in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Line Card Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Line Card Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Line Card Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
EX8200-2XS-40P Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Line Card Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Line Card Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Line Card Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
EX8200-2XS-40T Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Line Card Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Line Card Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
Line Card Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
EX8200-48PL Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Line Card Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Line Card Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Line Card Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
EX8200-48TL Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Line Card Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Line Card Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Line Card Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
48-port SFP Line Card in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Line Card Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Line Card Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Copyright © 2017, Juniper Networks, Inc.iv
EX8216 Switch Hardware Guide
48-port RJ-45 Line Card in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Line Card Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Line Card Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Line Card LEDs in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Chapter 6 Viewing System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Dashboard for EX Series Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Graphical Chassis Viewer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
System Information Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Health Status Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Capacity Utilization Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Alarms Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
File System Usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Chassis Viewer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Part 2 Site Planning, Preparation, and Specifications
Chapter 7 Preparation Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Site Preparation Checklist for an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . 107
Environmental Requirements and Specifications for EX Series Switches . . . . . . 109
General Site Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Site Electrical Wiring Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Rack Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
Cabinet Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Clearance Requirements for Airflow and Hardware Maintenance for an EX8216
Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Chapter 8 Planning Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Power Requirements for EX8216 Switch Components . . . . . . . . . . . . . . . . . . . . . 119
AC Power Specifications for EX8200 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . 120
AC Power Cord Specifications for an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . 121
DC Power Specifications for EX8200 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Calculating Power Requirements for an EX8216 Switch . . . . . . . . . . . . . . . . . . . . 126
Calculating the Power Consumption of Your EX8216 Switch
Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
Calculating the System Thermal Output for Your EX8216 Switch
Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
Calculating the Number of Power Supplies Requiredfor Your EX8216 Switch
Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
Calculating the EX Series Switch Fiber-Optic Cable Power Budget . . . . . . . . . . . 131
Calculating the EX Series Switch Fiber-Optic Cable Power Margin . . . . . . . . . . . 132
Grounding Cable and Lug Specifications for EX8200 Switches . . . . . . . . . . . . . . 134
Chapter 9 Transceiver and Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
Pluggable Transceivers Supported on EX8200 Switches . . . . . . . . . . . . . . . . . . . 137
Pluggable Transceivers Supported on EX Series Switches . . . . . . . . . . . . . . . . . . 138
SFP+ Direct Attach Copper Cables for EX Series Switches . . . . . . . . . . . . . . . . . 139
Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139
Standards Supported by These Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
vCopyright © 2017, Juniper Networks, Inc.
Table of Contents
Management Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
Understanding EX Series Switches Fiber-Optic Cable Signal Loss, Attenuation,
and Dispersion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146
Signal Loss in Multimode and Single-Mode Fiber-Optic Cable . . . . . . . . . . . 146
Attenuation and Dispersion in Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . 147
Chapter 10 Pinout Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Console Port Connector Pinout Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
USB Port Specifications for an EX Series Switch . . . . . . . . . . . . . . . . . . . . . . . . . 150
RJ-45 Management Port Connector Pinout Information . . . . . . . . . . . . . . . . . . . . 151
RJ-45 to DB-9 Serial Port Adapter Pinout Information . . . . . . . . . . . . . . . . . . . . . 151
Part 3 Initial Installation and Configuration
Chapter 11 Unpacking the Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
Unpacking an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
Unpacking a Line Card Used in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . 159
Parts Inventory (Packing List) for an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . 160
Registering Products—Mandatory for Validating SLAs . . . . . . . . . . . . . . . . . . . . . 162
Chapter 12 Installing the Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
Installing and Connecting an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
Installing Adjustable Mounting Brackets in a Rack or Cabinet for an EX8200
Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 164
Installing the Power Cord Tray in a Rack or Cabinet for an EX8200 Switch . . . . . 167
Mounting an EX8216 Switch on a Rack or Cabinet . . . . . . . . . . . . . . . . . . . . . . . . 170
Installing and Removing EX8216 Switch Hardware Components . . . . . . . . . . . . 174
Chapter 13 Connecting the Switch to Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177
Connecting Earth Ground to an EX Series Switch . . . . . . . . . . . . . . . . . . . . . . . . . 177
Parts and Tools Required for Connecting an EX Series Switch to Earth
Ground . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177
Special Instructions to Follow Before Connecting Earth Ground to a
Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
Connecting Earth Ground to an EX Series Switch . . . . . . . . . . . . . . . . . . . . . 182
Connecting AC Power to an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 183
Connecting DC Power to an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . 186
Powering On an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191
Chapter 14 Connecting the Switch to the Network . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
Connecting a Device to a Network for Out-of-Band Management . . . . . . . . . . . 195
Connecting a Device to a Management Console by Using an RJ-45
Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 196
Connecting an EX8200 Switch to a Modem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197
Setting the Serial Console Speed for the Switch . . . . . . . . . . . . . . . . . . . . . . 198
Configuring the Modem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
Connecting the Modem to the Console Port . . . . . . . . . . . . . . . . . . . . . . . . . 200
Connecting a Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
Copyright © 2017, Juniper Networks, Inc.vi
EX8216 Switch Hardware Guide
Chapter 15 Performing Initial Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203
EX8200 Switch Default Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203
Connecting and Configuring an EX Series Switch (CLI Procedure) . . . . . . . . . . . 204
Connecting and Configuring an EX Series Switch (J-Web Procedure) . . . . . . . . 207
Configuring the LCD Panel on EX Series Switches (CLI Procedure) . . . . . . . . . . . 212
Disabling or Enabling Menus and Menu Options on the LCD Panel . . . . . . . . 212
Configuring a Custom Display Message . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 213
Part 4 Installing, Maintaining, and Replacing Components
Chapter 16 Removing the Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 217
Powering Off an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 217
Removing an EX8216 Switch from a Rack or Cabinet . . . . . . . . . . . . . . . . . . . . . . 219
Chapter 17 Replacing Cooling System Component . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 221
Installing a Fan Tray in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 221
Removing a Fan Tray from an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . 222
Chapter 18 Replacing Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 225
Installing an AC Power Supply in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . 225
Removing an AC Power Supply from an EX8200 Switch . . . . . . . . . . . . . . . . . . . 227
Installing a DC Power Supply in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . 229
Removing a DC Power Supply from an EX8200 Switch . . . . . . . . . . . . . . . . . . . . 231
Chapter 19 Replacing RE Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 235
Taking the RE Module Offline in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . 235
Taking an RE Module Offline in a Switch with Redundant RE Modules . . . . 235
Taking an RE Module Offline in a Switch With One RE Module . . . . . . . . . . 236
Installing an RE Module in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
Removing an RE Module from an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . 238
Chapter 20 Replacing SF Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241
Taking the SF Module Offline in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . 241
Installing an SF Module in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . 242
Removing an SF Module from an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . 244
Chapter 21 Replacing Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 247
Unpacking a Line Card Used in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . 247
Installing a Line Card in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248
Removing a Line Card from an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . 252
Chapter 22 Replacing Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 257
Installing a Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 257
Removing a Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 259
Chapter 23 Replacing Power Cord Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 263
Installing the Power Cord Tray in a Rack or Cabinet for an EX8200 Switch . . . . 263
Removing the Power Cord Tray from a Rack or Cabinet for an EX8200
Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 265
viiCopyright © 2017, Juniper Networks, Inc.
Table of Contents
Chapter 24 Maintaining and Replacing Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . . . 267
Connecting a Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 267
Disconnecting a Fiber-Optic Cable from a Device . . . . . . . . . . . . . . . . . . . . . . . . 268
Maintaining Fiber-Optic Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 269
Chapter 25 Routine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 271
Handling and Storing Line Cards in EX6200 and EX8200 Switches . . . . . . . . . . 271
Holding a Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272
Storing a Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 274
Maintaining Line Card Cables in EX6200 and EX8200 Switches . . . . . . . . . . . . 274
Removing a Battery from an EX8216 Switch for Recycling . . . . . . . . . . . . . . . . . . 275
Chapter 26 Contacting Customer Support and Returning the Chassis or
Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 277
Returning an EX8200 Switch or Component for Repair or Replacement . . . . . . 277
Locating the Serial Number on an EX8200 Switch or Component . . . . . . . . . . . 278
Listing the Switch and Components Details with the CLI . . . . . . . . . . . . . . . 278
Locating the Serial Number ID Label on an EX8200 Switch Chassis . . . . . 280
Locating Serial Number ID Labels on FRU Components . . . . . . . . . . . . . . . . 281
Contacting Customer Support to Obtain Return Material Authorization . . . . . . 290
Packing an EX8200 Switch or Component . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 291
Packing an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 291
Packing EX8200 Switch Components for Shipping . . . . . . . . . . . . . . . . . . . 294
Packing a Line Card Used in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . 295
Part 5 Troubleshooting
Chapter 27 Troubleshooting Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 299
Troubleshooting an EX8200 Line Card’s Failure to Power On . . . . . . . . . . . . . . . 299
Chapter 28 Alarms and System Log Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 303
Understanding Alarm Types and Severity Levels on EX Series Switches . . . . . . 303
Chassis Component Alarm Conditions on EX8200 Switches . . . . . . . . . . . . . . . 304
Checking Active Alarms with the J-Web Interface . . . . . . . . . . . . . . . . . . . . . . . . . 311
Monitoring System Log Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 312
Part 6 Safety and Compliance Information
Chapter 29 General Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . 319
General Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 319
Definitions of Safety Warning Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320
Qualified Personnel Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 322
Warning Statement for Norway and Sweden . . . . . . . . . . . . . . . . . . . . . . . . . . . . 323
Chapter 30 Fire Safety Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 325
Fire Safety Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 325
Chapter 31 Installation Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . 327
Installation Instructions Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 327
Chassis Lifting Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 328
Restricted Access Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 328
Copyright © 2017, Juniper Networks, Inc.viii
EX8216 Switch Hardware Guide
Ramp Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330
Rack-Mounting and Cabinet-Mounting Warnings . . . . . . . . . . . . . . . . . . . . . . . . 330
Grounded Equipment Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 334
Chapter 32 Radiation and Laser Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . 337
Laser and LED Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . 337
General Laser Safety Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 337
Class 1 Laser Product Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 338
Class 1 LED Product Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 338
Laser Beam Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 338
Radiation from Open Port Apertures Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . 339
Chapter 33 Maintenance and Operational Safety Warnings . . . . . . . . . . . . . . . . . . . . . . 341
Maintenance and Operational Safety Guidelines and Warnings . . . . . . . . . . . . . 341
Battery Handling Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 341
Jewelry Removal Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 342
Lightning Activity Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 343
Operating Temperature Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 344
Product Disposal Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 345
Chapter 34 Electrical Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . 347
General Electrical Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . 347
Action to Take After an Electrical Accident . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 348
Prevention of Electrostatic Discharge Damage . . . . . . . . . . . . . . . . . . . . . . . . . . 349
AC Power Electrical Safety Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 350
AC Power Disconnection Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 351
DC Power Electrical Safety Guidelines for Switches . . . . . . . . . . . . . . . . . . . . . . . 352
DC Power Disconnection Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 355
DC Power Grounding Requirements and Warning . . . . . . . . . . . . . . . . . . . . . . . . 356
DC Power Wiring Sequence Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 357
DC Power Wiring Terminations Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 359
Multiple Power Supplies Disconnection Warning . . . . . . . . . . . . . . . . . . . . . . . . . 360
TN Power Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 360
Chapter 35 Agency Approvals and Compliance Statements . . . . . . . . . . . . . . . . . . . . . 363
Agency Approvals for EX Series Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 363
Battery Compliance Statement for Environmental Requirements for EX Series
Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 364
Compliance Statements for EMC Requirements for EX Series Switches . . . . . . 364
Canada . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 365
European Community . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 365
Israel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 365
Japan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 366
Korea . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 366
United States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 366
FCC Part 15 Statement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 366
Nonregulatory Environmental Standards . . . . . . . . . . . . . . . . . . . . . . . . . . . 367
Compliance Statements for Acoustic Noise for EX Series Switches . . . . . . . . . . 368
ixCopyright © 2017, Juniper Networks, Inc.
Table of Contents
Copyright © 2017, Juniper Networks, Inc.x
EX8216 Switch Hardware Guide
List of Figures
Part 1 Overview
Chapter 1 System Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Figure 1: EX8216 Switch Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Figure 2: EX8216 Switch Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Chapter 2 Chassis Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Figure 3: EX8216 Switch Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Figure 4: EX8216 Switch Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Figure 5: Slot Numbering on the Fan Trays on an EX8216 Switch Chassis
Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Figure 6: Slot Numbering for Power Supply Slots on an EX8216 Switch Chassis
Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Figure 7: Slot Numbering for the SF Module Slots on an EX8216 Switch Chassis
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure 8: LCD Panel in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Figure 9: RE Module in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Figure 10: SF Module in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Figure 11: Chassis Status LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Figure 12: LEDs on the Management Port on an EX8200 Switch . . . . . . . . . . . . . . 36
Figure 13: Network Port LEDs on Line Cards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Figure 14: RE Module LEDs in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Figure 15: SF Module LEDs in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Chapter 3 Cooling System and Airflow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Figure 16: Fan Tray for an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Figure 17: Airflow Through the EX8216 Switch Chassis . . . . . . . . . . . . . . . . . . . . . . 45
Figure 18: Airflow for the EX8216 Switch Chassis Rear . . . . . . . . . . . . . . . . . . . . . . 46
Chapter 4 Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Figure 19: AC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Figure 20: Power Cord Retainer for an AC Power Supply . . . . . . . . . . . . . . . . . . . . 50
Figure 21: AC Power Supply LEDs on an EX8200 Switch . . . . . . . . . . . . . . . . . . . . 56
Figure 22: DC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Figure 23: DC Power Supply LEDs in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . 60
Chapter 5 Line Cards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Figure 24: 8-port SFP+ Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Figure 25: 40-port SFP+ Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Figure 26: Port Numbering and Port Groups on a 40-port SFP+ Line Card . . . . . . 70
Figure 27: EX8200-2XS-40P Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Figure 28: EX8200-2XS-40T Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
xiCopyright © 2017, Juniper Networks, Inc.
Figure 29: EX8200-48PL Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Figure 30: EX8200-48TL Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Figure 31: 48-port SFP Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Figure 32: 48-port RJ-45 Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Figure 33: Line Card LEDs in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Part 2 Site Planning, Preparation, and Specifications
Chapter 7 Preparation Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Figure 34: Airflow Through the EX8216 Switch Chassis . . . . . . . . . . . . . . . . . . . . . 117
Figure 35: Airflow for the EX8216 Switch Chassis Rear . . . . . . . . . . . . . . . . . . . . . 117
Figure 36: Clearance Requirements for Airflow and Hardware Maintenance for
an EX8216 Switch Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Chapter 8 Planning Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Figure 37: Grounding Lug for an EX8208 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . 135
Chapter 9 Transceiver and Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
Figure 38: SFP+ Direct Attach Copper Cables for EX Series Switches . . . . . . . . . 139
Part 3 Initial Installation and Configuration
Chapter 11 Unpacking the Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
Figure 39: Pallet Fastener . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 156
Figure 40: Unpacking an EX8208 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157
Figure 41: Unpacking an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 158
Figure 42: Unpacking a Line Card Used in an EX8200 Switch . . . . . . . . . . . . . . . 159
Chapter 12 Installing the Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
Figure 43: Adjustable Mounting Brackets for Four-Post Rack Installation . . . . . . 166
Figure 44: Adjustable Mounting Brackets Installed in a Four-Post Rack (EX8208
Switch) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
Figure 45: Adjustable Mounting Brackets Installed in a Four-Post Rack (EX8216
Switch) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
Figure 46: Installing the Power Cord Tray in a Four-Post Rack . . . . . . . . . . . . . . . 169
Figure 47: Power Cord Tray Installed in a Two-Post Rack . . . . . . . . . . . . . . . . . . . 169
Figure 48: Installing the Switch Chassis Using a Mechanical Lift . . . . . . . . . . . . . 172
Figure 49: Installing an EX8216 Switch in a Four-Post Rack . . . . . . . . . . . . . . . . . 173
Chapter 13 Connecting the Switch to Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177
Figure 50: Connecting the Grounding Lug to a Switch Mounted on Four Posts of
a Rack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
Figure 51: Connecting a Grounding Cable to an EX Series Switch . . . . . . . . . . . . . 182
Figure 52: Power Cord Retainer in an AC Power Supply . . . . . . . . . . . . . . . . . . . . 185
Figure 53: Connecting the Power Supply Cord to an EX8200 Switch . . . . . . . . . 186
Figure54: Removingthe PlasticCable Cover on a DC Power Supply in an EX8200
Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189
Figure 55: Connecting the Power Supply Cables to an EX8200 Switch . . . . . . . 190
Figure 56: Installing the Plastic Cable Cover on a DC Power Supply in an EX8200
Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191
Figure 57: Flip the Enable Switch to the ON position . . . . . . . . . . . . . . . . . . . . . . . 192
Copyright © 2017, Juniper Networks, Inc.xii
EX8216 Switch Hardware Guide
Chapter 14 Connecting the Switch to the Network . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
Figure 58: RJ-45 Connector on an Ethernet Cable . . . . . . . . . . . . . . . . . . . . . . . . 195
Figure 59: Connecting a Device to a Network for Out-of-Band Management . . . 196
Figure 60: RJ-45 Connector on an Ethernet Cable . . . . . . . . . . . . . . . . . . . . . . . . 196
Figure 61: Connecting a Device to a Management Console Through a Console
Server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197
Figure 62: Connecting a Device Directly to a Management Console . . . . . . . . . . . 197
Figure 63: Ethernet Cable Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200
Figure 64: Connecting a Fiber-Optic Cable to an Optical Transceiver Installed
in a Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Chapter 15 Performing Initial Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203
Figure 65: LCD Panel in an EX3200, EX4200, EX4500, EX4550, or EX8200
Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 209
Figure 66: LCD Panel in an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 209
Part 4 Installing, Maintaining, and Replacing Components
Chapter 16 Removing the Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 217
Figure 67: Removing a Switch Chassis Using a Mechanical Lift . . . . . . . . . . . . . . 220
Chapter 17 Replacing Cooling System Component . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 221
Figure 68: Installing a Fan Tray in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . 222
Figure 69: Removing a Fan Tray from an EX8216 Switch . . . . . . . . . . . . . . . . . . . 224
Chapter 18 Replacing Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 225
Figure 70: Installing an AC Power Supply in an EX8200 Switch . . . . . . . . . . . . . . 227
Figure 71: Removing an AC Power Supply from an EX8200 Switch . . . . . . . . . . . 229
Figure 72: Installing a DC Power Supply in an EX8200 Switch . . . . . . . . . . . . . . . 231
Figure 73: Remove the Plastic Cable Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Figure 74: Removing a DC Power Supply from an EX8200 Switch . . . . . . . . . . . 234
Chapter 19 Replacing RE Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 235
Figure 75: Installing an RE Module in an EX8216 Switch . . . . . . . . . . . . . . . . . . . 238
Figure 76: Removing an RE Module from an EX8216 Switch . . . . . . . . . . . . . . . . 240
Chapter 20 Replacing SF Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241
Figure 77: Installing an SF Module in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . 244
Figure 78: Removing an SF Module from an EX8216 Switch . . . . . . . . . . . . . . . . 246
Chapter 21 Replacing Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 247
Figure 79: Unpacking a Line Card Used in an EX8200 Switch . . . . . . . . . . . . . . . 248
Figure 80: Location of the ESD Point on an EX8200 Switch Chassis . . . . . . . . . 249
Figure 81: Closed and Open Positions of the 2-in. Ejector Lever . . . . . . . . . . . . . 250
Figure 82: Installing a Line Card with a 2-in. Ejector Lever . . . . . . . . . . . . . . . . . . . 251
Figure 83: Installing a Line Card with a 4-in. Ejector Lever . . . . . . . . . . . . . . . . . . 251
Figure 84: Location of the ESD Point on an EX8200 Switch Chassis . . . . . . . . . 253
Figure 85: Closed and Open Positions of the 2-in. Ejector Lever . . . . . . . . . . . . . 253
Figure 86: Removing a Line Card with a 2-in. Ejector Lever . . . . . . . . . . . . . . . . . 254
Figure 87: Removing a Line Card with a 4-in. Ejector Lever . . . . . . . . . . . . . . . . . 254
Chapter 22 Replacing Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 257
xiiiCopyright © 2017, Juniper Networks, Inc.
List of Figures
Figure 88: Installing a Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 259
Figure 89: Removing an SFP, SFP+, XFP, or a QSFP+ Transceiver . . . . . . . . . . . . 261
Chapter 23 Replacing Power Cord Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 263
Figure 90: Installing the Power Cord Tray in a Four-Post Rack . . . . . . . . . . . . . . 264
Figure 91: Power Cord Tray Installed in a Two-Post Rack . . . . . . . . . . . . . . . . . . . 265
Chapter 24 Maintaining and Replacing Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . . . 267
Figure 92: Connecting a Fiber-Optic Cable to an Optical Transceiver Installed in
a Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 268
Chapter 25 Routine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 271
Figure 93: Edges of the Line Cards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 271
Figure 94: Do Not Grasp the Connector Edge . . . . . . . . . . . . . . . . . . . . . . . . . . . . 273
Figure 95: Do Not Rest the Edge of a Line Card on a Hard Surface . . . . . . . . . . . 273
Figure 96: Location of the CR2032 Battery in an RE Module . . . . . . . . . . . . . . . . 276
Chapter 26 Contacting Customer Support and Returning the Chassis or
Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 277
Figure 97: Location of the Serial Number ID Label on EX8208 Switch Chassis . . 280
Figure 98: Location of the Serial Number ID Label on EX8216 Switch Chassis . . 281
Figure 99: Location of the Serial Number ID Label on a 2000 W AC Power
Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 282
Figure 100: Location of the Serial Number ID Label on a 3000 W AC Power
Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 282
Figure 101: Location of the Serial Number ID Label on 2000 W DC Power Supply
and 3000 W DC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 283
Figure 102: Location of the Serial Number ID label on the Fan Tray Used in an
EX8208 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284
Figure 103: Location of the Serial Number ID label on the Fan Tray Used in an
EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 285
Figure 104: Location of the Serial Number ID Label on the SRE Module . . . . . . . 285
Figure 105: Location of the Serial Number ID Label on the RE Module . . . . . . . . 286
Figure 106: Location of the Serial Number ID Label on the SF Module Used in an
EX8208 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 286
Figure 107: Location of the Serial Number ID Label on the SF Module Used in an
EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 287
Figure 108: Location of the Serial Number ID Label on the 8-Port SFP+
Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 287
Figure 109: Location of the Serial Number ID Label on the 40-Port SFP+
Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 288
Figure 110: Location of the Serial Number ID Label on the EX8200-2XS-40P Line
Card and EX8200-2XS-40T Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 288
Figure 111: Location of the Serial Number ID Label on the EX8200-48PL Line
Card and EX8200-48TL Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 289
Figure 112: Location of the Serial Number ID Label on the 48-Port SFP
Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 289
Figure 113: Location of the Serial Number ID Label on the 48-Port RJ-45
Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 290
Figure 114: Insert Pallet Fasteners in the Cardboard Box . . . . . . . . . . . . . . . . . . . 293
Figure 115: Packing an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 294
Copyright © 2017, Juniper Networks, Inc.xiv
EX8216 Switch Hardware Guide
Part 5 Troubleshooting
Chapter 27 Troubleshooting Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 299
Figure 116: Locations of the Tag and the Label on the Line Card . . . . . . . . . . . . . 300
Part 6 Safety and Compliance Information
Chapter 34 Electrical Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . 347
Figure 117: Placing a Component into an Antistatic Bag . . . . . . . . . . . . . . . . . . . . 350
xvCopyright © 2017, Juniper Networks, Inc.
List of Figures
Copyright © 2017, Juniper Networks, Inc.xvi
EX8216 Switch Hardware Guide
List of Tables
About the Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxi
Table 1: Notice Icons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxii
Table 2: Text and Syntax Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxii
Part 1 Overview
Chapter 1 System Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Table 3: Line Cards Available for EX8200 Switches . . . . . . . . . . . . . . . . . . . . . . . . . 6
Table 4: Power Supplies Supported on EX8216 Switches . . . . . . . . . . . . . . . . . . . . 8
Table 5: EX8216 Switch Hardware Configurations . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Table 6: CLI Equivalents of Terms Used in Documentation for EX8216
Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Chapter 2 Chassis Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Table 7: Physical Specifications of an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . 15
Table 8: FRUs in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Table 9: Routing Engine and System Control Redundancy for EX8216
Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Table 10: Switch Fabric Redundancy for EX8216 Switches . . . . . . . . . . . . . . . . . . . 21
Table 11: Slot Numbering on the EX8216 Fan Trays . . . . . . . . . . . . . . . . . . . . . . . . . 22
Table 12: Slot Numbering for Power Supply Slots on an EX8216 Switch Chassis
Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Table 13: Slot Numbering for the SF Modules on an EX8216 Switch Chassis
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Table 14: LCD Panel Menu Options for the EX8200 Switch . . . . . . . . . . . . . . . . . . 28
Table 15: Chassis Status LEDs in an EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . 35
Table 16: Link/Activity LED on the Management Port on EX8200 Switches . . . . . 36
Table 17: Status LED on the Management Port on EX8200 Switches . . . . . . . . . . 36
Table 18: Network Port LEDs on Line Cards in an EX8200 Switch—Link/Activity
LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Table 19: Network Port LEDs on Line Cards in an EX8200 Switch—Status
LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Table 20: RE Module LEDs in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Table 21: SF Module LEDs in an EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Chapter 4 Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Table 22: N+1 Power Redundancy Configurations for Different EX8208 Switch
Configurations Using 2000 W AC Power Supplies . . . . . . . . . . . . . . . . . . . . . 52
Table 23: N+1 Power Redundancy Configurations for Different EX8208 Switch
Configurations Using 3000 W AC Power Supplies . . . . . . . . . . . . . . . . . . . . . 52
xviiCopyright © 2017, Juniper Networks, Inc.
Table 24: N+1 Power Redundancy Configurations for Different EX8216 Switch
Configurations Using 2000 W AC Power Supplies . . . . . . . . . . . . . . . . . . . . . 52
Table 25: N+1 Power Redundancy Configurations for Different EX8216 Switch
Configurations Using 3000 W AC Power Supplies . . . . . . . . . . . . . . . . . . . . . 53
Table 26: N+N Power Supply Requirements for EX8208 Switch Configurations
Using 2000 W AC Power Supplies (Junos OS Release 10.2 or Later
Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Table 27: N+N Power Supply Requirements for EX8208 Switch Configurations
Using 3000 W AC Power Supplies (Junos OS Release 10.2 or Later
Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Table 28: N+N Power Supply Requirements for EX8216 Switch Configurations
Using 2000 W AC Power Supplies (Junos OS Release 10.2 or Later
Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Table 29: N+N Power Supply Requirements for EX8216 Switch Configurations
Using 3000 W AC Power Supplies (Junos OS Release 10.2 or Later
Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Table 30: Power Supply LEDs on EX8200 Switches . . . . . . . . . . . . . . . . . . . . . . . 56
Table 31: N+1 Power Redundancy Configurations for Different EX8208 Switch
Configurations Using 2000 W DC Power Supplies . . . . . . . . . . . . . . . . . . . . . 59
Table 32: N+1 Power Redundancy Configurations for Different EX8216 Switch
Configurations Using 3000 W DC Power Supplies . . . . . . . . . . . . . . . . . . . . . 59
Table 33: DC Power Supply LEDs in EX8200 Switches . . . . . . . . . . . . . . . . . . . . . . 61
Chapter 5 Line Cards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Table 34: Line Card Models by Junos OS Release . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Table 35: EX8200 Line Cards, Hardware Revision, and Junos OS Release . . . . . . 65
Table 36: 8-port SFP+ Line Card Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Table 37: 40-port SFP+ Line Card Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Table 38: Port Numbers and Port Groups on a 40-port SFP+ Line Card . . . . . . . 69
Table 39: EX8200-2XS-40P Line Card Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Table 40: Ports on the EX8200-2XS-40P Line Card . . . . . . . . . . . . . . . . . . . . . . . 72
Table 41: EX8200-2XS-40T Line Card Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Table 42: Ports on the EX8200-2XS-40T Line Card . . . . . . . . . . . . . . . . . . . . . . . 74
Table 43: EX8200-48PL Line Card Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Table 44: Ports on the EX8200-48PL Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Table 45: EX8200-40TL Line Card Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Table 46: Ports on the EX8200-48PL Line Card . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Table 47: 48-port SFP Line Card Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Table 48: 48-port RJ-45 Line Card Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Table 49: Status LEDs on Line Cards for EX8200 Switches . . . . . . . . . . . . . . . . . 83
Chapter 6 Viewing System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Table 50: Details of a Virtual Chassis Member Switch . . . . . . . . . . . . . . . . . . . . . . 86
Table 51: Status of a Member Switch in a Virtual Chassis . . . . . . . . . . . . . . . . . . . 87
Table 52: System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Table 53: Health Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Table 54: Capacity Utilization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Table 55: Chassis Viewer for EX2200 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Table 56: Chassis Viewer for EX2200-C Switches . . . . . . . . . . . . . . . . . . . . . . . . . 93
Table 57: Chassis Viewer for EX3200, EX3300, and EX4200 Switches . . . . . . . . 93
Copyright © 2017, Juniper Networks, Inc.xviii
EX8216 Switch Hardware Guide
Table 58: Chassis Viewer for EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Table 59: Chassis Viewer for EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Table 60: Chassis Viewer for EX4550 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Table 61: Chassis Viewer for EX4600 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Table 62: Chassis Viewer for EX6210 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Table 63: Chassis Viewer for EX8208 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . 100
Table 64: Chassis Viewer for EX8216 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Table 65: Chassis Viewer for XRE200 External Routing Engines . . . . . . . . . . . . . 102
Part 2 Site Planning, Preparation, and Specifications
Chapter 7 Preparation Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Table 66: Site Preparation Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Table 67: EX Series Switch Environmental Tolerances . . . . . . . . . . . . . . . . . . . . . 109
Table 68: Site Electrical Wiring Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Table 69: Rack Requirements and Specifications . . . . . . . . . . . . . . . . . . . . . . . . . 114
Table 70: Cabinet Requirements and Specifications . . . . . . . . . . . . . . . . . . . . . . . 115
Chapter 8 Planning Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Table 71: EX8216 Switch Component Power Requirements . . . . . . . . . . . . . . . . . 119
Table 72: Power Specifications for a 2000 W AC Power Supply in an EX8200
Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120
Table 73: Power Specifications for a 3000 W AC Power Supply in an EX8200
Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120
Table 74: AC Power Cord Specifications for an EX8200 Switch . . . . . . . . . . . . . . 121
Table 75: Power Specifications for a 3000 W DC Power Supply Used in an
EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Table 76: Power Specifications for a 2000 W DC Power Supply Used in an
EX8208 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Table 77: Chassis Power Consumption for N+1 Configurations and for N+N
Configurations Running Junos OS Release 10.1 or Earlier . . . . . . . . . . . . . . . . 127
Table 78: Chassis Power Consumption for N+N Configuration Running Junos
OS Release 10.2 or Later . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Table 79: Power Reserved for the Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Table 80: Estimated Values for Factors Causing Link Loss . . . . . . . . . . . . . . . . . 133
Chapter 9 Transceiver and Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
Table 81: Software Support for SFP+ Passive Direct Attach Copper Cables for
EX Series Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Table 82: SFP+ Direct Attach Copper Cable Specifications . . . . . . . . . . . . . . . . . 142
Table 83: Specifications of Cables to Connect to Management Devices . . . . . . . 146
Chapter 10 Pinout Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Table 84: Console Port Connector Pinout Information . . . . . . . . . . . . . . . . . . . . . 149
Table 85: RJ-45 Management Port Connector Pinout Information . . . . . . . . . . . . 151
Table 86: RJ-45 to DB-9 Serial Port Adapter Pinout Information . . . . . . . . . . . . . 152
Part 3 Initial Installation and Configuration
Chapter 11 Unpacking the Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
Table 87: Parts List for Different EX8216 Switch Configurations . . . . . . . . . . . . . 160
xixCopyright © 2017, Juniper Networks, Inc.
List of Tables
Table 88: Accessory Box Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
Chapter 13 Connecting the Switch to Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177
Table 89: Parts and Tools Required for Connecting an EX Series Switch to Earth
Ground . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 178
Table 90: Special Instructions to Follow Before Connecting Earth Ground to a
Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
Chapter 14 Connecting the Switch to the Network . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
Table 91: Port Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
Part 5 Troubleshooting
Chapter 28 Alarms and System Log Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 303
Table 92: Alarm Terms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 303
Table 93: Chassis Alarms for EX8200 Switches . . . . . . . . . . . . . . . . . . . . . . . . . 305
Table 94: Summary of Key Alarm Output Fields . . . . . . . . . . . . . . . . . . . . . . . . . . 312
Table 95: Filtering System Log Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 313
Table 96: Viewing System Log Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 315
Copyright © 2017, Juniper Networks, Inc.xx
EX8216 Switch Hardware Guide
/