virtual chassis fabric hardware documentation

Virtual Chassis Fabric Hardware Documentation

Modified: 2017-08-30

Copyright 2017, Juniper Networks, Inc.

Juniper Networks, Inc.1133 InnovationWaySunnyvale, California 94089USA408-745-2000www.juniper.net

Copyright 2017 Juniper Networks, Inc. All rights reserved.

Juniper Networks, the Juniper Networks logo, Juniper, and Junos are registered trademarks of Juniper Networks, Inc. and/or its affiliates inthe United States and other countries. All other trademarks may be 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.

Virtual Chassis Fabric Hardware DocumentationCopyright 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 theyear 2038. However, the NTP application is known to have some difficulty in the year 2036.

ENDUSER LICENSE AGREEMENT

The Juniper Networks product that is the subject of this technical documentation consists of (or is intended for use with) Juniper Networkssoftware. Use of such software is subject to the terms and conditions of the End User License Agreement (EULA) posted athttp://www.juniper.net/support/eula/. By downloading, installing or using such software, you agree to the terms and conditions of thatEULA.

Copyright 2017, Juniper Networks, Inc.ii

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

Table of Contents

About the Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxvii

Documentation and Release Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxvii

Supported Platforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxvii

Documentation Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxvii

Documentation Feedback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxix

Requesting Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxx

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

Opening a Case with JTAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxx

Part 1 Overview

Chapter 1 Virtual Chassis Fabric Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Virtual Chassis Fabric Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Understanding Virtual Chassis Fabric Configuration . . . . . . . . . . . . . . . . . . . . . . . . 5

Virtual Chassis Fabric Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Autoprovisioned Virtual Chassis Fabric Configuration . . . . . . . . . . . . . . . . 5

Preprovisioned Virtual Chassis Fabric Configuration . . . . . . . . . . . . . . . . . 6

Nonprovisioned Virtual Chassis Fabric Configuration . . . . . . . . . . . . . . . . . 7

Configuration File Management in a VCF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Logging into a Virtual Chassis Fabric . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Understanding Interface Numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Virtual Chassis Fabric Hardware Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Chapter 2 QFX5110 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

QFX5110 Hardware Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

QFX5110 Models Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

QFX5110-48S Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

QFX5110-32Q Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

System Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

QFX5110-48S Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Switch Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Switch Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Channelizing Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Virtual Chassis and Virtual Chassis Fabric . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

QFX5110-32Q Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Switch Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Switch Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Channelizing Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18


iiiCopyright 2017, Juniper Networks, Inc.

Chapter 3 QFX5100 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

QFX5100 Device Hardware Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

QFX5100 Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

System Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

Port Panel of a QFX5100-24Q Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Switch Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

QFabric Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Channelizing Interfaces (Non-QFabric) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31


Port LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Port Panel of QFX5100-48S and QFX5100-48SH Devices . . . . . . . . . . . . . . . . . . 34

Port Panel of QFX5100-48T and QFX5100-48TH Devices . . . . . . . . . . . . . . . . . . 36

Port Panel of a QFX5100-96S Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Switch Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Channelizing Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

Virtual Chassis and Virtual Chassis Fabric Support . . . . . . . . . . . . . . . . . . . . 39


QFX3600 Device Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Front Panel of a QFX3600 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

Chapter 5 QFX3500 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

QFX3500 Device Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

SFP+ Access Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

QSFP+ Uplink Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

Front Panel of a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

Chapter 6 EX4300 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

EX4300 Switches Hardware Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

EX4300 Switches First View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54

24-Port EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54

32-Port EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56

48-Port EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

Uplink Modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

Virtual Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61

Fan Modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

EX4300 Switch Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

Part 2 Planning

Chapter 7 Site Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

Planning a Virtual Chassis Fabric Deployment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

QFX5110 Site Preparation Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72

Site Preparation Checklist for a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . 73

Copyright 2017, Juniper Networks, Inc.iv


Site Preparation Checklist for a QFX3600 or QFX3600-I Device . . . . . . . . . . . . . 75

Site Preparation Checklist for a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . 76

Site Preparation Checklist for EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . 77

QFX5110 Environmental Requirements and Specifications . . . . . . . . . . . . . . . . . . 78

Environmental Requirements and Specifications for a QFX5100 Device . . . . . . . 79

Environmental Requirements and Specifications for QFX3600 and QFX3600-I

Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80

Environmental Requirements and Specifications for a QFX3500 Device . . . . . . . 81

Environmental Requirements and Specifications for EX Series Switches . . . . . . . 82

Chapter 8 Rack and Cabinet Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87

QFX5110 Rack Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87

Rack Requirements for a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88

Rack Requirements for a QFX3600 or QFX3600-I Device . . . . . . . . . . . . . . . . . . 90

Rack Requirements for a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91

Rack Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92

Cabinet Requirements for a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93

Cabinet Requirements for a QFX3600 or QFX3600-I Device . . . . . . . . . . . . . . . . 94

Cabinet Requirements for a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95

Cabinet Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96

QFX5110 Clearance Requirements for Airflow and Hardware Maintenance . . . . . 97

Clearance Requirements for Airflow and HardwareMaintenance for a QFX5100

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98

ClearanceRequirements for AirflowandHardwareMaintenance for aQFX3600

or QFX3600-I Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99

ClearanceRequirements for AirflowandHardwareMaintenance for aQFX3500

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100

Clearance Requirements for Airflow and Hardware Maintenance for EX4300

Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101

Chapter 9 Port and Interface Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105

Console Port Connector Pinout Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105

Console Port Connector Pinouts for the QFX Series . . . . . . . . . . . . . . . . . . . . . . . 106

Management Port Connector Pinouts for the QFX Series . . . . . . . . . . . . . . . . . . . 107

Mini-USB Port Pinout Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108

USB Port Specifications for an EX Series Switch . . . . . . . . . . . . . . . . . . . . . . . . . 108

USB Port Specifications for the QFX Series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109

Chapter 10 Transceiver and Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111

Determining Transceiver Support for the QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . 111

Determining Interface Support for the QFX5100 Device . . . . . . . . . . . . . . . . . . . . 112



Pluggable Transceivers Supported on EX4300 Switches . . . . . . . . . . . . . . . . . . . 117

Cable Specifications for QSFP+ and QSFP28 Transceivers . . . . . . . . . . . . . . . . . 118

Cable Specifications for Console and Management Connections for the QFX

Series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120

Calculating the Fiber-Optic Cable Power Budget for a QFX Series Device . . . . . . 121

Calculating the Fiber-Optic Cable Power Margin for a QFX Series Device . . . . . . 121

Management Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123

vCopyright 2017, Juniper Networks, Inc.

Table of Contents

Understanding EX Series Switches Fiber-Optic Cable Signal Loss, Attenuation,

and Dispersion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124

Signal Loss in Multimode and Single-Mode Fiber-Optic Cable . . . . . . . . . . . 124

Attenuation and Dispersion in Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . 124

Understanding QFX Series Fiber-Optic Cable Signal Loss, Attenuation, and

Dispersion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125

Signal Loss in Multimode and Single-Mode Fiber-Optic Cables . . . . . . . . . . 125

Attenuation and Dispersion in Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . 126

Chapter 11 Planning QFX5100 Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127

AC Power Specifications for a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . 127

AC Power Cord Specifications for a QFX Series Device . . . . . . . . . . . . . . . . . . . . . 128

DC Power Specifications for a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . 129

Chapter 12 Planning QFX5110 Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131

QFX5110 AC Power Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131


QFX5110 DC Power Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133


AC Power Specifications for a QFX3600 or QFX3600-I Device . . . . . . . . . . . . . . 135


DC Power Specifications for a QFX3600 or QFX3600-I Device . . . . . . . . . . . . . . 137


AC Power Specifications for a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . . 139


DC Power Specifications for a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . . 141

Chapter 15 Planning EX4300 Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143

AC Power Supply in EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143

Characteristics of an AC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144

AC Power Supply Airflow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145

N+0 Redundancy Configuration of AC Power Supplies . . . . . . . . . . . . . . . . . 146

N+N Redundancy Configuration of AC Power Supplies . . . . . . . . . . . . . . . . . 147

AC Power Cord Specifications for an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . 150

DC Power Supply in EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154

Characteristics of a DC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155

DC Power Supply Airflow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 156

N+0 Redundancy Configuration of DC Power Supplies . . . . . . . . . . . . . . . . . 156

N+N Redundancy Configuration of DC Power Supplies . . . . . . . . . . . . . . . . . 157

Chapter 16 Compliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 159

Agency Approvals for EX Series Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 159

Agency Approvals for the QFX Series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 160

Compliance Statements for EMC Requirements for EX Series Switches . . . . . . . 161

Canada . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161

European Community . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162

Israel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162

Japan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162

Korea . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163

Copyright 2017, Juniper Networks, Inc.vi


United States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163

FCC Part 15 Statement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163

Nonregulatory Environmental Standards . . . . . . . . . . . . . . . . . . . . . . . . . . . . 164

Compliance Statements for EMC Requirements for the QFX Series . . . . . . . . . . 165

Canada . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165

European Community . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165

Israel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166

Japan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166

Korea . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166

United States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166

Nonregulatory Environmental Standards . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167

Compliance Statements for Acoustic Noise for EX Series Switches . . . . . . . . . . 168

Part 3 Safety

Chapter 17 General Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171

General Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171

Definitions of Safety Warning Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172

Fire Safety Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 174

Qualified Personnel Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175

Warning Statement for Norway and Sweden . . . . . . . . . . . . . . . . . . . . . . . . . . . . 176

Chapter 18 Radiation and Laser Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177

Radiation from Open Port Apertures Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177

Laser and LED Safety Guidelines and Warnings for the QFX Series . . . . . . . . . . . 178

Class 1M Laser Product Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 178

Class 1M Laser RadiationWarning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179

Unterminated Fiber-Optic Cable Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . 179

Chapter 19 Installation and Maintenance Safety Information . . . . . . . . . . . . . . . . . . . . . 181

Installation Instructions Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181

Chassis Lifting Guidelines for a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . 182

Chassis Lifting Guidelines for a QFX3600 or QFX3600-I Device . . . . . . . . . . . . . 182

Chassis Lifting Guidelines for a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . 183

Chassis Lifting Guidelines for EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . 184

Restricted Access Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 184

Ramp Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 185

Rack-Mounting and Cabinet-Mounting Warnings . . . . . . . . . . . . . . . . . . . . . . . . 186

Grounded Equipment Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 190

Maintenance and Operational Safety Guidelines andWarnings . . . . . . . . . . . . . . 191

Battery Handling Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191

Jewelry Removal Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 192

Lightning Activity Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193

Operating Temperature Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 194

Product Disposal Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195

Wall-Mounting Warning for EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 196

Chapter 20 Power and Electrical Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197

General Electrical Safety Guidelines andWarnings . . . . . . . . . . . . . . . . . . . . . . . . 197

Prevention of Electrostatic Discharge Damage . . . . . . . . . . . . . . . . . . . . . . . . . . . 198

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Action to Take After an Electrical Accident . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200

AC Power Electrical Safety Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200

AC Power Disconnection Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201

DC Power Electrical Safety Guidelines for Switches . . . . . . . . . . . . . . . . . . . . . . 202

DC Power Disconnection Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 205

DC Power Grounding Requirements and Warning . . . . . . . . . . . . . . . . . . . . . . . . 206

DC Power Wiring Sequence Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207

DC Power Wiring Terminations Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 209

Multiple Power Supplies Disconnection Warning . . . . . . . . . . . . . . . . . . . . . . . . . 210

TN Power Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 210

Part 4 Installation

Chapter 21 Before You Begin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 215

Virtual Chassis Fabric Installation Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 215

Chapter 22 Installing a QFX5110 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 217

Installing and Connecting a QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 217

Unpacking a QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 218

Mounting a QFX5110 in a Rack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 219

Before You Begin Rack Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 219

Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 220

Connecting Earth Ground to a QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 223

Connecting AC Power to a QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 224

Connecting DC Power to a QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 226

Chapter 23 Installing a QFX5100 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 231

Installing and Connecting a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . 231

Unpacking a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232

Mounting a QFX5100 Device in a Rack or Cabinet . . . . . . . . . . . . . . . . . . . . . . . . 233

Before You Begin Rack Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 234

Four-Post Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236

Two -Post Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 238

Connecting Earth Ground to a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . 240

Connecting AC Power to a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241

Connecting DC Power to a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . 244

Connecting a QFX Series Device to a Management Console . . . . . . . . . . . . . . . . 248

Connecting a QFX5100 Device in a Virtual Chassis Fabric . . . . . . . . . . . . . . . . . . 249

Connecting a QFX5100 Device to a Network for Out-of-Band Management . . . 251


Chapter 24 Installing a QFX3600 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 255

Installing and Connecting a QFX3600 or QFX3600-I Device . . . . . . . . . . . . . . . 255

Unpacking a QFX3600 or QFX3600-I Device . . . . . . . . . . . . . . . . . . . . . . . . . . . 256

Mounting a QFX3600 or QFX3600-I Device on Two Posts in a Rack or

Cabinet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258

Mounting a QFX3600 or QFX3600-I Device on Four Posts in a Rack or

Cabinet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 260

Connecting Earth Ground to QFX3600 or QFX3600-I Devices . . . . . . . . . . . . . . 264

Connecting AC Power to a QFX3500, QFX3600, or QFX3600-I Device . . . . . . . 265

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Connecting DC Power to a QFX3500, QFX3600, or QFX3600-I Device . . . . . . . 268


Connecting QFX Series and EX Series Switches in a QFX Virtual Chassis . . . . . . 273

Before You Start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 273

Valid Configurations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 274

Cabling QFX3500 Switches in a QFX5100 Virtual Chassis . . . . . . . . . . . . . . 275

Cabling QFX3600 Switches in a QFX Virtual Chassis . . . . . . . . . . . . . . . . . . 276

Cabling a Mixed QFX Virtual Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 277

Connecting a QFX3600 Device to a Network for Out-of-Band Management . . 279


Installing and Connecting a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . 281

Unpacking a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 282

Mounting a QFX3500 Device in a Rack or Cabinet . . . . . . . . . . . . . . . . . . . . . . . . 283

Before You Begin Rack Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 283

Two Mounting Rails Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284

Four Mounting Rails Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 286

Connecting Earth Ground to a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . 288

Connecting AC Power to a QFX3500, QFX3600, or QFX3600-I Device . . . . . . . 289

Connecting DC Power to a QFX3500, QFX3600, or QFX3600-I Device . . . . . . . 292


Connecting QFX Series and EX Series Switches in a QFX Virtual Chassis . . . . . . 297

Before You Start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 297

Valid Configurations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 298

Cabling QFX3500 Switches in a QFX5100 Virtual Chassis . . . . . . . . . . . . . 299

Cabling QFX3600 Switches in a QFX Virtual Chassis . . . . . . . . . . . . . . . . . 300

Cabling a Mixed QFX Virtual Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 301

Connecting a QFX3500 Device to a Network for Out-of-Band Management . . 303

Chapter 26 Installing an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 305

Installing and Connecting an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . 305

Unpacking an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 306

Mounting an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 307

Mounting an EX4300 Switch on Two Posts of a Rack or Cabinet . . . . . . . . . . . . 307

Mounting an EX4300 Switch on Four Posts of a Rack or Cabinet . . . . . . . . . . . . 310

Mounting an EX4300 Switch in a Recessed Position in a Rack or Cabinet . . . . . 314

Mounting an EX4300 Switch on a Wall . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 314

Chapter 27 Performing the Initial Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 319

Autoprovisioning a Virtual Chassis Fabric . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 319

Preprovisioning a Virtual Chassis Fabric . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 323

Configuring a Nonprovisioned Virtual Chassis Fabric . . . . . . . . . . . . . . . . . . . . . . 329

Chapter 28 Cabling a Virtual Chassis Fabric . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 333

Connecting a QFX5110 Device in a QFX5110 Virtual Chassis Fabric . . . . . . . . . . . 333

Connecting a QFX5100 Device in a Virtual Chassis Fabric . . . . . . . . . . . . . . . . . . 335

Connecting a QFX3500 or QFX3600 Switch in a QFX5100 Virtual Chassis

Fabric . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 336

Connecting EX Series Switches in a QFX5100 Virtual Chassis Fabric . . . . . . . . . 338

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Part 5 Maintenance

Chapter 29 Removing or Replacing a Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 343

Adding a Device to a Virtual Chassis Fabric . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 343

Adding a Leaf Device to an Autoprovisioned Virtual Chassis Fabric . . . . . . . 344

Adding a Spine Device to an Autoprovisioned Virtual Chassis Fabric . . . . . . 345

Adding a Spine or Leaf Device to a Preprovisioned Virtual Chassis Fabric . . 347

Adding a Spine or Leaf Device to a Nonprovisioned Virtual Chassis

Fabric . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 349

Removing a Device From a Virtual Chassis Fabric . . . . . . . . . . . . . . . . . . . . . . . . 352

Powering Off a QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 353

Powering Off a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 355

Powering Off a QFX3600 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 358

Powering Off a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 360

Removing a QFX5110 from a Rack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 362

Removing a QFX5100 Device from a Rack or Cabinet . . . . . . . . . . . . . . . . . . . . . 363

Removing a QFX3600 or QFX3600-I Device from a Rack or Cabinet . . . . . . . . 364

Removing a QFX3500 Device from a Rack or Cabinet . . . . . . . . . . . . . . . . . . . . . 365

Chapter 30 Replacing QFX5110 Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 367

Installing a Fan Module in a QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 367

Removing a Fan Module from a QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 368

Installing a Power Supply in a QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 370

Removing a Power Supply from a QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 372

Chapter 31 Replacing QFX5100 Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 375

Installing and Removing QFX5100 Device Hardware Components . . . . . . . . . . . 375

Installing a Power Supply in a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . 376

Removing a Power Supply from a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . 378

Installing an Expansion Module in a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . 380

Removing an Expansion Module from a QFX5100 Device . . . . . . . . . . . . . . . . . . 383

Installing a Fan Module in a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . 386

Removing a Fan Module from a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . 387


Installing and Removing QFX3600 or QFX3600-I Device Hardware

Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 391

Removing a Power Supply from a QFX3600 or QFX3600-I Device . . . . . . . . . . 392

Installing a Power Supply in a QFX3600 or QFX3600-I Device . . . . . . . . . . . . . 394

Removing a Fan Tray from a QFX3600 or QFX3600-I Device . . . . . . . . . . . . . . . 396

Installing a Fan Tray in a QFX3600 or QFX3600-I Device . . . . . . . . . . . . . . . . . . 397

Chapter 33 Replacing QFX3500 Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 399

Installing and Removing QFX3500 Device Hardware Components . . . . . . . . . . 399

Installing a Power Supply in a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . 400

Removing a Power Supply from a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . 402

Installing a Fan Tray in a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 403

Removing a Fan Tray from a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . 405

Installing a Management Board in a QFX3500 Device . . . . . . . . . . . . . . . . . . . . 406

Removing a Management Board from a QFX3500 Device . . . . . . . . . . . . . . . . . 408

Copyright 2017, Juniper Networks, Inc.x


Chapter 34 Replacing EX4300 Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 411

Installing and Removing EX4300 Switch Hardware Components . . . . . . . . . . . . 411

Installing an AC Power Supply in an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . 412

Installing a DC Power Supply in an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . 414

Installing a Fan Module in an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . 416

Installing an Uplink Module in an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . . 417

Installing a Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 420

Chapter 35 Replacing Transceivers and Fiber-Optic Cables . . . . . . . . . . . . . . . . . . . . . . 423

Removing a Transceiver from a QFX Series Device . . . . . . . . . . . . . . . . . . . . . . . . 423

Removing a Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 425

Installing a Transceiver in a QFX Series Device . . . . . . . . . . . . . . . . . . . . . . . . . . . 428

Installing a Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 430

Disconnecting a Fiber-Optic Cable from a QFX Series Device . . . . . . . . . . . . . . . 432

Disconnecting a Fiber-Optic Cable from a Device . . . . . . . . . . . . . . . . . . . . . . . . 433

Connecting a Fiber-Optic Cable to a QFX Series Device . . . . . . . . . . . . . . . . . . . 434

Connecting a Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 435

Chapter 36 Routine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 437

Maintaining Fiber-Optic Cables in a QFX Series Device . . . . . . . . . . . . . . . . . . . . 437

Maintaining Fiber-Optic Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 438

Chapter 37 Viewing QFX5110 System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 439

QFX5110 Chassis Status LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 439

QFX5110 Management Port LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 441

QFX5110 Access Port and Uplink Port LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 442

QFX5110 Fan Module LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 444

QFX5110 AC Power Supply LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 445

QFX5110 DC Power Supply LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 446

Chapter 38 Viewing QFX5100 System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 449

Chassis Status LEDs on a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 449

Management Port LEDs on a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . 451

Access Port and Uplink Port LEDs on a QFX5100 Device . . . . . . . . . . . . . . . . . . . 453

Fan Module LED on a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 456

AC Power Supply LEDs on a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . 457

DC Power Supply LEDs on a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . 458


Chassis Status LEDs in the QFX3600 and QFX3600-I Device . . . . . . . . . . . . . . . 461

Management Port LEDs in the QFX3600 and QFX3600-I Device . . . . . . . . . . . 462

Access Port and Uplink Port LEDs on a QFX3600 or QFX3600-I Device . . . . . . 463

Fan Tray LED on a QFX3600 or QFX3600-I Device . . . . . . . . . . . . . . . . . . . . . . . 465

AC Power Supply LEDs on a QFX3500, QFX3600, or QFX3600-I Device . . . . . 465

DC Power Supply LEDs on a QFX3500, QFX3600, or QFX3600-I Device . . . . . 466


Chassis Status LEDs on a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 469

Management Port LEDs on a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . . 470

Access Port and Uplink Port LEDs on a QFX3500 Device . . . . . . . . . . . . . . . . . . . 471

Fan Tray LED on a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 473

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AC Power Supply LEDs on a QFX3500, QFX3600, or QFX3600-I Device . . . . . . 474

DC Power Supply LEDs on a QFX3500, QFX3600, or QFX3600-I Device . . . . . 475

Chapter 41 Viewing EX4300 System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 477

Dashboard for EX Series Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 477

Graphical Chassis Viewer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 478

System Information Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 479

Health Status Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 481

Capacity Utilization Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 483

Alarms Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 483

File System Usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 484

Chassis Viewer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 484

Chassis Status LEDs on EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 496

Network Port, Built-In QSFP+ Port, Uplink Port, and Uplink Module Port LEDs

on EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 498

Management Port LEDs on EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 501

AC Power Supply LEDs in EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . 502

DC Power Supply LEDs in EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . 503

Part 6 Troubleshooting

Chapter 42 Restoring Junos OS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 507

Creating an Emergency Boot Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 507

Performing a Recovery Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 509

Performing a Recovery Installation Using an Emergency Boot Device . . . . . . . . . 512

Chapter 43 Returning Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 515

Locating the Serial Number on a QFX5110 Device or Component . . . . . . . . . . . . 515

Listing the Chassis and Component Details Using the CLI . . . . . . . . . . . . . . 516

Locating the Chassis Serial Number ID Label on a QFX5110 . . . . . . . . . . . . . 517

Locating the Serial Number ID Labels on FRU Components . . . . . . . . . . . . . 517

Locating the Serial Number on a QFX5100 Device or Component . . . . . . . . . . . 518


Locating the Chassis Serial Number ID Label on a QFX5100 Switch . . . . . . 519

Locating the Serial Number ID Labels on FRU Components . . . . . . . . . . . . . 521

Locating the Serial Number on a QFX3600 or QFX3600-I Device or

Component . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 521


Locating the Chassis Serial Number ID Label on a QFX3600 or QFX3600-I

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 522

Locating the Serial Number ID Labels on FRU Components . . . . . . . . . . . . 523

Locating the Serial Number on a QFX3500 Device or Component . . . . . . . . . . . 523


Locating the Chassis Serial Number ID Label on a QFX3500 Device . . . . . . 524

Locating the Serial Number ID Labels on FRU Components . . . . . . . . . . . . 525

Locating the Serial Number on an EX4300 Switch or Component . . . . . . . . . . . 525

Listing the Switch and Components Details with the CLI . . . . . . . . . . . . . . . 526

Locating the Chassis Serial Number ID Label on an EX4300 Switch . . . . . . 526

Locating the Serial Number ID Labels on FRUs in an EX4300 Switch . . . . . 527

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Packing an QFX5110 Device or Component for Shipping . . . . . . . . . . . . . . . . . . . 529

Packing a QFX5110 Switch for Shipping . . . . . . . . . . . . . . . . . . . . . . . . . . . . 530

Packing QFX5110 Components for Shipping . . . . . . . . . . . . . . . . . . . . . . . . . 530

Packing a QFX5100 Device or Component for Shipping . . . . . . . . . . . . . . . . . . . . 531

Packing a QFX5100 Switch for Shipping . . . . . . . . . . . . . . . . . . . . . . . . . . . . 531

Packing QFX5100 Switch Components for Shipping . . . . . . . . . . . . . . . . . . 532

Packing a QFX3600 or QFX3600-I Device or Component for Shipping . . . . . . . 532

Packing a QFX3600 or QFX3600-I Device for Shipping . . . . . . . . . . . . . . . . 533

Packing QFX3600 or QFX3600-I Device Components for Shipping . . . . . . 534

Packing a QFX3500 Device or Component for Shipping . . . . . . . . . . . . . . . . . . . 534

Packing a QFX3500 Device for Shipping . . . . . . . . . . . . . . . . . . . . . . . . . . . . 535

Packing QFX3500 Device Components for Shipping . . . . . . . . . . . . . . . . . . 535

Packing an EX4300 Switch or Component for Shipping . . . . . . . . . . . . . . . . . . . 536

Packing an EX4300 Switch for Shipping . . . . . . . . . . . . . . . . . . . . . . . . . . . . 536

Packing EX4300 Switch Components for Shipping . . . . . . . . . . . . . . . . . . . 538

Returning a QFX5110 or Component for Repair or Replacement . . . . . . . . . . . . . 538

Returning a QFX5100 Device or Component for Repair or Replacement . . . . . . 539

Returning a QFX3600 or QFX3600-I Device or Component for Repair or

Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 540

Returning a QFX3500 Device or Component for Repair or Replacement . . . . . . 540

Returning an EX4300 Switch or Component for Repair or Replacement . . . . . . 541

Contacting Customer Support to Obtain a Return Materials Authorization for a

QFX Series Device or Component . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 541

Contacting Customer Support to Obtain Return Material Authorization . . . . . . 543

Chapter 44 Alarms and System Log Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 545

Understanding Alarms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 545

Chassis AlarmMessages on QFX5100, QFX5110, and QFX5200 Switches . . . . . 546

Chassis Alarm Messages on a QFX3600 or QFX3600-I Device . . . . . . . . . . . . . 550

Chassis Alarm Messages on a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . 553

Interface Alarm Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 556

Understanding Alarm Types and Severity Levels on EX Series Switches . . . . . . 556

Checking Active Alarms with the J-Web Interface . . . . . . . . . . . . . . . . . . . . . . . . 558

Monitoring System Log Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 559

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Table of Contents

List of Figures

Part 1 Overview

Chapter 1 Virtual Chassis Fabric Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Figure 1: VCF Spine-and-Leaf Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3


Figure 2: QFX5110-48S Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Figure 3: QFX5110-32Q Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Figure 4: QFX5110-48S Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Figure 5: QFX5110-32Q Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18


Figure 6: QFX5100-48S Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Figure 7: QFX5100-48SH Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Figure 8: QFX5100-48T Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Figure 9: QFX5100-48THPort Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Figure 10: QFX5100-24Q Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Figure 11: QFX-EM-4Q Expansion Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Figure 12: EX4600-EM-8F Expansion Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Figure 13: QFX5100-24Q-AA Port Panel with QFX-PFA-4Q . . . . . . . . . . . . . . . . . . 27

Figure 14: QFX-PFA-4Q Expansion Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Figure 15: QFX5100-96S Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Figure 16: QFX5100-24Q Device Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Figure 17: LEDs on the QSFP+ Uplink Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Figure 18: QFX5100-48S Switch Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Figure 19: QFX5100-48T or QFX5100-48TH Switch Port Panel . . . . . . . . . . . . . . 37

Figure 20: QFX5100-96S Switch Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38


Figure 21: QFX3600 Chassis Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Figure 22: QFX3600 Chassis Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Figure 23: QFX3600 Device Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Chapter 5 QFX3500 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

Figure 24: QFX3500 Device Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

Figure 25: QFX3500 Device Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

Figure 26: SFP+ Access Port Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

Figure 27: QSFP+ Uplink Port Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

Figure 28: QFX3500 Device Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

Figure 29: QFX3500 Device Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52


Figure 30: Front Panel of a 24-Port EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . 55

xvCopyright 2017, Juniper Networks, Inc.

Figure 31: Rear Panel of a 24-Port EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . . 55

Figure 32: Front Panel of a 32-Port EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . 56

Figure 33: Rear Panel of a 32-Port EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . 57

Figure 34: Front Panel of a 48-Port EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . 58

Figure 35: Rear Panel of a 48-Port EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . 58

Figure 36: Components on the Front Panel of a 24-Port EX4300 Switch . . . . . . . 63

Figure 37: Components on the Front Panel of a 32-Port EX4300 Switch . . . . . . . 63

Figure 38: Components on the Front Panel of a 48-Port EX4300 Switch . . . . . . 64

Figure 39: Components on the Rear Panel of a 24-Port and 48-Port EX4300

Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64

Figure 40: Components on the Rear Panel of a 32-Port EX4300 Switch . . . . . . . 65

Part 2 Planning

Chapter 8 Rack and Cabinet Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87

Figure 41: Clearance Requirements for Airflow and Hardware Maintenance for

a QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97


a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98


a QFX3600 or QFX3600-I Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99


a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100

Figure 45: Front-to-Back Airflow on 24-Port and 48-Port EX4300 Switches . . . 102

Figure 46: Front-to-Back Airflow on 32-Port EX4300 Switches . . . . . . . . . . . . . 102

Figure 47: Back-to-Front Airflow on 24-Port and 48-Port EX4300 Switches . . . 102


an EX4300 Switch Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103

Chapter 10 Transceiver and Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111

Figure 49: Port Panel QFX5100-96S Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113

Figure 50: Port Panel QFX5100-48S Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113

Figure 51: Port Panel QFX5100-48T Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113

Figure 52: Port Panel QFX5100-24Q Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113

Figure 53: Port Panel QFX5100-24Q-AA Device . . . . . . . . . . . . . . . . . . . . . . . . . . 114

Figure 54: Port Panel QFX5100-24Q-AA Device . . . . . . . . . . . . . . . . . . . . . . . . . . 114

Figure 55: QSFP+ Uplink Port Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117

Chapter 15 Planning EX4300 Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143

Figure 56: AC Power Supply for an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . 144

Figure 57: DC Power Supply for an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . 155

Part 3 Safety

Chapter 20 Power and Electrical Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197

Figure 58: Placing a Component into an Antistatic Bag . . . . . . . . . . . . . . . . . . . . 199

Part 4 Installation

Chapter 22 Installing a QFX5110 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 217

Figure 59: Attaching Mounting Rails to the QFX5110-48S . . . . . . . . . . . . . . . . . . 221

Copyright 2017, Juniper Networks, Inc.xvi


Figure 60: Attaching Mounting Rails to the QFX5110-32Q . . . . . . . . . . . . . . . . . . 221

Figure 61: Attaching a QFX5110-48S to a Rack . . . . . . . . . . . . . . . . . . . . . . . . . . . 221

Figure 62: Attaching a QFX5110-32Q to a Rack . . . . . . . . . . . . . . . . . . . . . . . . . . . 222

Figure 63: Sliding the Mounting Blade into a Mounting Rail . . . . . . . . . . . . . . . . . 222

Figure 64: Connecting a Grounding Cable to a QFX5110 . . . . . . . . . . . . . . . . . . . 224

Figure 65: Connecting an AC Power Cord to an AC Power Supply in a

QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 226

Figure 66: DC Power Supply Faceplate for a QFX5110 . . . . . . . . . . . . . . . . . . . . . 229

Figure 67: Securing Ring Lugs to the Terminals on the QFX5110 DC Power

Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 230

Chapter 23 Installing a QFX5100 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 231

Figure 68: Attaching Mounting Rails to the QFX5100-24Q . . . . . . . . . . . . . . . . . 236

Figure 69: Attaching Mounting Rails to the QFX5100-48S . . . . . . . . . . . . . . . . . 236

Figure 70: Attaching Mounting Rails to the QFX5100-96S . . . . . . . . . . . . . . . . . 236

Figure 71: Attach 1 U Switch to Rack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 237

Figure 72: Slide Mounting Rail onto the QFX5100-96S Rear Mounting Blade . . . 237

Figure 73: Slide Mounting Blade into 1 U Mounting Rail . . . . . . . . . . . . . . . . . . . . 238

Figure 74: Attaching a Two-Post Mounting Bracket to QFX5100-96S . . . . . . . . 238

Figure 75: Mounting the Switch on Two Posts in a Rack . . . . . . . . . . . . . . . . . . . . 239

Figure 76: Connecting a Grounding Cable to a 1 U QFX5100 Device . . . . . . . . . . . 241

Figure 77: Connecting a Grounding Cable to the 2 U QFX5100-96S Device . . . . . 241

Figure 78:ConnectinganACPowerCord toanACPowerSupply ina 1UQFX5100

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243

Figure 79:ConnectinganACPowerCord toanACPowerSupply ina2UQFX5100

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243

Figure 80: DC Power Supply Faceplate for a QFX5100 Device . . . . . . . . . . . . . . . 247

Figure 81: Securing Ring Lugs to the Terminals on the QFX5100 DC Power

Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248

Figure 82: Connecting the QFX Series to a Management Console Through a

Console Server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249

Figure 83: Connecting the QFX Series Directly to a Management Console . . . . . 249

Figure 84: QFX5100-24Q as a Leaf Device in a QFX5110 VCF . . . . . . . . . . . . . . . 250

Figure 85: QFX5100-24Q as Spine and QFX5100-48S as Leaf Devices in a

QFX5100 VCF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 251

Figure 86: Connecting a QFX5100 Switch to a Network for Out-of-Band

Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 252


Console Server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253



Figure 89: Mounting the Device on Two Posts in a Rack . . . . . . . . . . . . . . . . . . . 259

Figure 90: Attaching the Installation Blades to the Rear of the Rack . . . . . . . . . 262

Figure 91: Mounting the Device on Four Posts . . . . . . . . . . . . . . . . . . . . . . . . . . . 263

Figure 92: Connecting a Grounding Cable to a QFX3600 or QFX3600-I

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 265

Figure 93: Connecting an AC Power Cord to an AC Power Supply in a QFX3500

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 267

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List of Figures


or QFX3600-I Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 267

Figure 95: DC Power Supply Faceplate for a QFX3500, QFX3600 or QFX3600-I

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 271

Figure 96: Securing Ring Lugs to the Terminals on the QFX3500, QFX3600 or

QFX3600-I DC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 271


Console Server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272


Figure 99: QFX3500 Using the 40G Ports as the VCPs . . . . . . . . . . . . . . . . . . . . 275



Figure 102: QFX3500 and QFX3600 Mixed Using the 40G Ports as the VCPs . . 277

Figure 103: QFX3500 andQFX3600MixedUsing Both 40GPorts and 10GPorts

as the VCPs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 278

Figure 104: QFX5100Master Connecting QFX3600 and QFX3500 Using 40G

Ports as VCPs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 278

Figure 105: Connecting a QFX3600 Device to a Network for Out-of-Band

Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 280


Figure 106: Installing an Installation Blade in a Rack . . . . . . . . . . . . . . . . . . . . . . 285

Figure 107: Mounting the QFX3500 Device on Four Posts in a Rack Using a

Two-Rail Kit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 285

Figure 108: Attaching a Mounting Rail to the QFX3500 . . . . . . . . . . . . . . . . . . . . 286

Figure 109: Slide Mounting Rail onto the Rear Mounting Blade . . . . . . . . . . . . . . 287

Figure 110: Connecting a Grounding Cable to a QFX3500 Device . . . . . . . . . . . . 289


Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 291


or QFX3600-I Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 291

Figure 113: DC Power Supply Faceplate for a QFX3500, QFX3600 or QFX3600-I

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 295

Figure 114: Securing Ring Lugs to the Terminals on the QFX3500, QFX3600 or

QFX3600-I DC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 295


Console Server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 296





Figure 120: QFX3500 and QFX3600 Mixed Using the 40G Ports as the VCPs . . 301

Figure 121: QFX3500 and QFX3600Mixed Using Both 40G Ports and 10G Ports

as the VCPs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 302

Figure 122: QFX5100Master Connecting QFX3600 and QFX3500 Using 40G

Ports as VCPs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 302

Figure 123: Connecting a QFX3500 Device to a Network for Out-of-Band

Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 304

Chapter 26 Installing an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 305

Copyright 2017, Juniper Networks, Inc.xviii


Figure 124: Attaching the Mounting Bracket to the Side Panel of the Switch . . . 309

Figure 125: Mounting the Switch on Two Posts of a Rack . . . . . . . . . . . . . . . . . . 309

Figure 126: Attaching the Side Mounting-Rail to the Switch Chassis . . . . . . . . . . 312

Figure 127: Mounting the Switch on Front Posts of a Rack . . . . . . . . . . . . . . . . . . 313

Figure 128: Sliding the Rear Mounting-Blades into the Side Mounting-Rails . . . . 313

Figure 129: Attaching Wall-Mount Brackets to the Switch Chassis . . . . . . . . . . . 316

Figure 130: Mounting the Switch on a Wall . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 317

Chapter 28 Cabling a Virtual Chassis Fabric . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 333

Figure 131: All QFX5110 VCF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 334

Figure 132: QFX5110 VCF with QFX5100-24Q Leaf Devices . . . . . . . . . . . . . . . . . 334

Figure 133: QFX5100-24Q as a Leaf Device in a QFX5110 VCF . . . . . . . . . . . . . . . 335

Figure 134: QFX5100-24Q as Spine and QFX5100-48S as Leaf Devices in a

QFX5100 VCF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 336

Figure 135: Mixed Mode QFX5100 VCF with QFX3500 and QFX3600 Leaf

Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 337

Figure 136: Mixed Mode QFX5100 VCF with an EX4300 Leaf . . . . . . . . . . . . . . . 339

Part 5 Maintenance

Chapter 30 Replacing QFX5110 Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 367

Figure 137: Installing a Fan Module in a QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . 368

Figure 138: Removing a Fan Module from a QFX5110 . . . . . . . . . . . . . . . . . . . . . . 369

Figure 139: Installing a Power Supply in a QFX5110-32Q with EMI Gasket . . . . . . 371

Figure 140: Installing a Power Supply in a QFX5110-48S . . . . . . . . . . . . . . . . . . . . 371

Figure 141: Removing a Power Supply from a QFX5110 . . . . . . . . . . . . . . . . . . . . . 373


Figure 142: Installing a Power Supply in a 1 U QFX5100 Device . . . . . . . . . . . . . . . 377

Figure 143: Installing a Power Supply in a QFX5100-96S Device . . . . . . . . . . . . . 377

Figure 144: Removing a Power Supply from a 1 U QFX5100 Device . . . . . . . . . . . 379

Figure 145: Removing a Power Supply from a QFX5100-96S Device . . . . . . . . . 380

Figure 146: QFX-EM-4Q Expansion Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 380

Figure 147: EX4600-EM-8S Expansion Module . . . . . . . . . . . . . . . . . . . . . . . . . . 380

Figure 148: QFX-PFA-4Q Expansion Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 381

Figure 149: Installing a QFX-EM-4Q Expansion Module in a QFX5100-24Q

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 382

Figure 150: Installing a QFX-PFA-4Q Expansion Module in a QFX5100-24Q-AA

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 383

Figure 151: Removing a QFX-EM-4Q Expansion Module from a QFX5100-24Q

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 385

Figure 152:RemovingaQFX-PFA-4QExpansionModule fromaQFX5100-24Q-AA

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 385

Figure 153: Installing a Fan Module in a 1 U QFX5100 Device . . . . . . . . . . . . . . . . 387

Figure 154: Installing a Fan Module in a 2 U QFX5100-96S Device . . . . . . . . . . . 387

Figure 155: Removing a Fan Module from a 1 U QFX5100 Device . . . . . . . . . . . . 388

Figure 156: Removing a Fan Module from a 2 U QFX5100-96S Device . . . . . . . . 388


Figure 157: Removing a Power Supply from aQFX3600 or QFX3600-I Device . . 394

xixCopyright 2017, Juniper Networks, Inc.

List of Figures

Figure 158: Installing a Power Supply in a QFX3600 or QFX3600-I Device . . . . 395

Figure 159: Removing a Fan Tray from a QFX3600 or QFX3600-I Device . . . . . . 397

Figure 160: Installing a Fan Tray in a QFX3600 or QFX3600-I Device . . . . . . . . 398

Chapter 33 Replacing QFX3500 Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 399

Figure 161: Installing a Power Supply in a QFX3500 Device . . . . . . . . . . . . . . . . . 401

Figure 162: Removing a Power Supply from a QFX3500 Device . . . . . . . . . . . . . 403

Figure 163: Installing a Fan Tray in a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . 405

Figure 164: Removing a Fan Tray from a QFX3500 Device . . . . . . . . . . . . . . . . . 406

Figure 165: Installing a Management Board in a QFX3500 Device . . . . . . . . . . . 407

Figure 166: Removing a Management Board from a QFX3500 Device . . . . . . . . 409

Chapter 34 Replacing EX4300 Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 411

Figure 167: Installing an AC Power Supply in an EX4300 Switch . . . . . . . . . . . . . 413

Figure 168: Installing a DC Power Supply in an EX4300 Switch . . . . . . . . . . . . . . 415

Figure 169: Installing a Fan Module in a 24-Port EX4300 Switch . . . . . . . . . . . . . 417

Figure 170: Installing a 4-Port SFP+ Uplink Module in a 24-Port or 48-Port

EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 419

Figure 171: Installing a 2-Port QSFP+ Uplink Module in a 32-Port EX4300

Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 419

Figure 172: Installing an 8-Port SFP+ Uplink Module in a 32-Port EX4300

Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 419

Figure 173: Installing a Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 422

Chapter 35 Replacing Transceivers and Fiber-Optic Cables . . . . . . . . . . . . . . . . . . . . . . 423

Figure 174: Removing an SFP, SFP+, XFP, or a QSFP+ Transceiver . . . . . . . . . . . 427

Figure 175: Installing an SFP Transceiver in the QFX Series . . . . . . . . . . . . . . . . . 429

Figure 176: Installing a QSFP+ Transceiver in the QFX SeriesVertical

Orientation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 429

Figure 177: Installing a QSFP+ Transceiver in the QFX SeriesHorizontal

Orientation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 430

Figure 178: Installing a QSFP+ Transceiver in a QFX5100-48T . . . . . . . . . . . . . . 430

Figure 179: Installing a QSFP28 Transceiver in a QFX10002 . . . . . . . . . . . . . . . . 430

Figure 180: Installing a Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 432

Figure 181: Connecting a Fiber-Optic Cable to an Optical Transceiver Installed

in a Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 436

Chapter 37 Viewing QFX5110 System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 439

Figure 182: Chassis Status LEDs on a QFX5110 Switch . . . . . . . . . . . . . . . . . . . . . 439

Figure 183: Management Port LEDs on a QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . 441

Figure 184: Fan Module LED in a QFX5110 Switch . . . . . . . . . . . . . . . . . . . . . . . . 444

Figure 185: AC Power Supply LEDs on a QFX5110 Switch . . . . . . . . . . . . . . . . . . 445

Figure 186: DC Power Supply Faceplate on a QFX5110 Switch . . . . . . . . . . . . . . 446


Figure 187: Chassis Status LEDs on a QFX5100 Switch . . . . . . . . . . . . . . . . . . . . 449

Figure 188: Management Port LEDs on a QFX5100 Switch . . . . . . . . . . . . . . . . . 452

Figure 189: Fan Module LED in a QFX5100 Switch . . . . . . . . . . . . . . . . . . . . . . . . 456

Figure 190: AC Power Supply LEDs on a QFX5100 Switch . . . . . . . . . . . . . . . . . . 457

Figure 191: DC Power Supply Faceplate on a QFX5100 Switch . . . . . . . . . . . . . . 458


Copyright 2017, Juniper Networks, Inc.xx


Figure 192: Chassis Status LEDs in the QFX3600 and QFX3600-I Device . . . . . 461

Figure 193: LEDs on the Management Ports on a QFX3600 or QFX3600-I

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 463

Figure 194: LEDs on the QSFP+ Access and Uplink Ports . . . . . . . . . . . . . . . . . . 464

Figure 195: Fan Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 465

Figure 196: AC Power Supply LEDs on a QFX3500, QFX3600, or QFX3600-I

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 466

Figure 197: DCPowerSupply Faceplate onaQFX3500,QFX3600, orQFX3600-I

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 467


Figure 198: Chassis Status LEDs on a QFX3500 Device . . . . . . . . . . . . . . . . . . . 469

Figure 199: Management Port LEDs on a QFX3500 Device . . . . . . . . . . . . . . . . . 471

Figure 200: LEDs on the SFP+ Access Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 472

Figure 201: LEDs on the QSFP+ Uplink Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . 472

Figure 202: Fan Tray LED in a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . . 473

Figure 203: AC Power Supply LEDs on a QFX3500, QFX3600, or QFX3600-I

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 474

Figure204:DCPowerSupplyFaceplateonaQFX3500,QFX3600,orQFX3600-I

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 475

Chapter 41 Viewing EX4300 System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 477

Figure 205: Chassis Status LEDs in an EX4300 Switch . . . . . . . . . . . . . . . . . . . . 496

Figure 206: LEDs on 10/100/1000BASE-T Network Ports . . . . . . . . . . . . . . . . . 498

Figure 207: LEDs on SFP Network Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 498

Figure 208: LEDs on the Built-In QSFP+ Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . 499

Figure209: LEDson theSFP+UplinkPortsandon theSFP+UplinkModulePorts

on the 4-Port SFP+ Uplink Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 499

Figure 210: LEDs on the QSFP+ Uplink Module Ports . . . . . . . . . . . . . . . . . . . . . 499

Figure 211: LEDs on the SFP+ Ports on the 8-Port SFP+ Uplink Module . . . . . . . 499

Figure 212: LEDs on the Management Port on a 24-port EX4300 Switch . . . . . . 501

Figure 213: AC Power Supply LEDs in an EX4300 Switch . . . . . . . . . . . . . . . . . . . 502

Figure 214: DC Power Supply Faceplate on an EX4300 Switch . . . . . . . . . . . . . . 503

Part 6 Troubleshooting

Chapter 43 Returning Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 515

Figure 215: Location of the Serial Number ID Label on a QFX5110 . . . . . . . . . . . . 517

Figure 216: Location of the AC Power Supply Serial Number ID Label on a

QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 517

Figure 217: Location of the Fan Module Serial Number ID Label on a

QFX5110-48S . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 518

Figure 218: Location of the Serial Number ID Label on a QFX5100-96S

Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 520

Figure 219: Location of the Serial Number ID Label on QFX5100-48S and

QFX5100-48SH Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 520

Figure 220: Location of the Serial Number ID Label on QFX5100-48T and

QFX5100-48TH Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 520

Figure 221: Location of the Serial Number ID Label on a QFX5100-24Q

Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 521

xxiCopyright 2017, Juniper Networks, Inc.

List of Figures

Figure 222: Location of theSerial Number ID Label on aQFX3600orQFX3600-I

Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 523

Figure 223: Location of the Serial Number ID Label on a QFX3500 Device . . . . . 525

Figure 224: Location of the Serial Number ID Label on 24-Port and 48-Port

EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 526

Figure 225: Location of the Serial Number ID Label on 32-Port EX4300

Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 527

Figure 226: Location of the Serial Number ID Label on anACPower Supply Used

in an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 527

Figure 227: Location of the Serial Number ID Label on a DC Power Supply Used

in an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 528

Figure 228: Location of the Serial Number ID Label on the Fan Module Used in

an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 528

Figure 229: Location of the Serial Number ID Label on the QSFP+ Uplink

Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 528

Figure 230: Location of the Serial Number ID Label on the 4-Port SFP+ Uplink

Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 529

Figure 231: Location of the Serial Number ID Label on the 8-Port SFP+ Uplink

Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 529

Copyright 2017, Juniper Networks, Inc.xxii


List of Tables

About the Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxvii

Table 1: Notice Icons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxviii

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

Part 1 Overview


Table 3: Default Behavior of 100 Gigabit Ethernet Ports . . . . . . . . . . . . . . . . . . . . . 19


Table 4: Port LEDs on a QFX5100-24Q Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33


Table 5: Components in 24-Port EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . 55



Table 8: Uplink Modules for 24-Port and 48-Port EX4300 Switches . . . . . . . . . . 60

Table 9: Uplink Modules for 32-Port EX4300 Switches . . . . . . . . . . . . . . . . . . . . . 60

Table 10: Airflow Direction in Power Supplies for EX4300 Switches . . . . . . . . . . . 61

Part 2 Planning

Chapter 7 Site Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

Table 11: Deployment Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

Table 12: Site Preparation Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

virtual chassis fabric hardware documentation

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