Juniper QFX5100 Istruzioni per l'installazione

QFX5100 Switch Hardware Guide

Published

2023-02-26

Juniper Networks, Inc.

1133 Innovaon Way

Sunnyvale, California 94089

USA

408-745-2000

www.juniper.net

Juniper Networks, the Juniper Networks logo, Juniper, and Junos are registered trademarks of Juniper Networks, Inc.

in the United States and other countries. All other trademarks, service marks, registered marks, or registered service

marks are the property of their respecve 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 publicaon without noce.

QFX5100 Switch Hardware Guide

The informaon in this document is current as of the date on the tle page.

YEAR 2000 NOTICE

Juniper Networks hardware and soware products are Year 2000 compliant. Junos OS has no known me-related

limitaons through the year 2038. However, the NTP applicaon is known to have some diculty in the year 2036.

END USER LICENSE AGREEMENT

The Juniper Networks product that is the subject of this technical documentaon consists of (or is intended for use

with) Juniper Networks soware. Use of such soware is subject to the terms and condions of the End User License

Agreement ("EULA") posted at hps://support.juniper.net/support/eula/. By downloading, installing or using such

soware, you agree to the terms and condions of that EULA.

Table of Contents

About This Guide | ix

Overview

QFX5100 System Overview | 2

QFX5100 Device Hardware Overview | 2

QFX5100 Device Models | 13

Understanding Hardware Redundancy of QFX5100 Device Components and Funconality | 17

Field-Replaceable Units in a QFX5100 Device | 17

QFX5100 Chassis Descripon and Port Panels | 19

Chassis Physical Specicaons for a QFX5100 Device | 19

Port Panel of a QFX5100-24Q Device | 20

Port Panel of a QFX5100-24Q-AA Device | 25

Port Panel of QFX5100-48S and QFX5100-48SH Devices | 26

Port Panel of QFX5100-48T and QFX5100-48TH Devices | 28

Port Panel of a QFX5100-96S Device | 30

Expansion Modules for QFX5100 Devices | 33

EX4600-EM-8F | 34

QFX-EM-4Q | 36

QFX-PFA-4Q | 37

Access Port and Uplink Port LEDs on a QFX5100 Device | 39

QFX5100 Management Panel | 43

Management Panel of a QFX5100 Device | 43

Management Port LEDs on a QFX5100 Device | 47

Chassis Status LEDs on a QFX5100 Device | 49

QFX5100 Power System | 53

AC Power Supply for a QFX5100 Device | 54

iii

AC Power Specicaons for a QFX5100 Device | 57

AC Power Cord Specicaons for a QFX5100 Device | 58

AC Power Supply LEDs on a QFX5100 Device | 59

DC Power Supply in a QFX5100 Device | 60

DC Power Specicaons for a QFX5100 Device | 63

DC Power Supply LEDs on a QFX5100 Device | 64

QFX5100 Cooling System | 65

Cooling System and Airow in a QFX5100 Device | 66

Fan Module LED on a QFX5100 Device | 74

Clearance Requirements for Airow and Hardware Maintenance for a QFX5100 Device | 75

Site Planning, Preparaon, and Specicaons

Site Preparaon Checklist for a QFX5100 Device | 78

QFX5100 Site Guidelines and Requirements | 80

Environmental Requirements and Specicaons for a QFX5100 Device | 80

General Site Guidelines | 82

Site Electrical Wiring Guidelines | 82

Grounding Cable and Lug Specicaons for a QFX5100 Device | 83

Rack Requirements for a QFX5100 Device | 84

Cabinet Requirements for a QFX5100 Device | 87

Plan a Virtual Chassis Fabric Deployment | 88

QFX5100 Network Cable and Transceiver Planning | 92

Determining Interface Support for the QFX5100 Device | 92

Cable Specicaons for QSFP+ and QSFP28 Transceivers | 95

Understanding QFX Series Fiber-Opc Cable Signal Loss, Aenuaon, and Dispersion | 97

Calculang Power Budget and Power Margin for Fiber-Opc Cables | 99

How to Calculate Power Budget for Fiber-Opc Cables | 99

How to Calculate Power Margin for Fiber-Opc Cables | 100

QFX5100 Cable and Pinout Specicaons | 102

Cable Specicaons for Console and Management Connecons for the QFX Series | 102

RJ-45 Management Port Connector Pinout Informaon | 103

Console Port Connector Pinouts for the QFX Series | 104

Copper Cable Specicaons for QFX5100-48T and QFX5100-48TH Switches | 104

USB Port Specicaons for the QFX Series | 106

Inial Installaon and Conguraon

QFX5100 Installaon Overview | 109

QFX5100 Standalone Installaon Overview | 109

Virtual Chassis Fabric Installaon Overview | 110

QFX5100 Installaon Safety Guidelines | 111

Unpack and Mount the QFX5100 Switch | 112

Unpack a QFX5100 Device | 112

Mount a QFX5100 Device in a Rack or Cabinet | 114

Before You Begin Rack Installaon | 114

Four-Post Procedure | 116

Connect the QFX5100 to External Devices | 119

Connect a Device to a Network for Out-of-Band Management | 119

Connect a Device to a Management Console Using an RJ-45 Connector | 120

Connect the QFX5100 in a Virtual Chassis or Virtual Chassis Fabric | 122

Connecng QFX Series and EX Series Switches in a QFX Virtual Chassis | 122

Before You Start | 123

Valid Conguraons | 124

Cabling QFX3500 Switches in a QFX5100 Virtual Chassis | 124

Cabling QFX3600 Switches in a QFX Virtual Chassis | 126

Cabling a Mixed QFX Virtual Chassis | 127

Connecng a QFX5100 Device in a Virtual Chassis Fabric | 130

Connect the QFX5100 to Power | 132

Connecng Earth Ground to a QFX5100 Device | 132

Connecng AC Power to a QFX5100 Device | 134

Connecng DC Power to a QFX5100 Device | 137

Congure a QFX5100 Device | 143

Conguring a QFX5100 for Junos OS | 143

Conguring QFX10000 Switches for QFX5100-SH and QFX5100-TH as Satellite Devices | 146

Maintaining Components

Install and Remove QFX5100 Fan Modules | 149

Installing a Fan Module in a QFX5100 Device | 149

Removing a Fan Module from a QFX5100 Device | 151

Install and Remove QFX5100 Power Supplies | 153

Installing a Power Supply in a QFX5100 Device | 153

Removing a Power Supply from a QFX5100 Device | 155

Install and Remove Expansion Modules in a QFX5100-Device | 157

Installing an Expansion Module in a QFX5100 Device | 158

Removing an Expansion Module from a QFX5100 Device | 161

Install and Remove Transceivers and Fiber Opc Cables on QFX5100 Devices | 164

Install a Transceiver | 165

Remove a Transceiver | 167

Connect a Fiber-Opc Cable | 170

Disconnect a Fiber-Opc Cable | 171

How to Handle Fiber-Opc Cables | 172

Power O a QFX5100 Device | 173

Remove a QFX5100 Device | 175

Installing and Removing QFX5100 Device Hardware Components | 176

Powering O an Exisng QFabric Node Device | 177

Removing a QFX5100 Device from a Rack or Cabinet | 179

Troubleshoong Hardware

Troubleshoot the QFX5100 Device | 182

Alarm Types and Severity Levels | 182

Interface Alarm Messages | 184

Chassis Alarm Messages | 184

Creang an Emergency Boot Device for QFX Series Switches | 189

Recovering the Installaon Using an Emergency Boot Device | 190

Contacng Customer Support and Returning the Chassis or Components

Contact Customer Support to Obtain a Return Material Authorizaon | 194

Return the QFX5100 Chassis or Components | 195

Locang the Serial Number on a QFX5100 Device or Component | 195

Lisng the Chassis and Component Details Using the CLI | 196

Locang the Chassis Serial Number ID Label on a QFX5100 Switch | 196

Locang the Serial Number ID Labels on FRU Components | 198

How to Return a Hardware Component to Juniper Networks, Inc. | 199

Guidelines for Packing Hardware Components for Shipment | 200

Safety and Compliance Informaon

General Safety Guidelines and Warnings | 203

Denions of Safety Warning Levels | 204

Qualied Personnel Warning | 206

Warning Statement for Norway and Sweden | 206

Fire Safety Requirements | 207

Installaon Instrucons Warning | 208

Chassis and Component Liing Guidelines | 209

Restricted Access Warning | 209

Ramp Warning | 211

vii

Rack-Mounng and Cabinet-Mounng Warnings | 211

Grounded Equipment Warning | 215

Laser and LED Safety Guidelines and Warnings | 216

Radiaon from Open Port Apertures Warning | 219

Maintenance and Operaonal Safety Guidelines and Warnings | 220

General Electrical Safety Guidelines and Warnings | 226

Acon to Take Aer an Electrical Accident | 227

Prevenon of Electrostac Discharge Damage | 228

AC Power Electrical Safety Guidelines | 229

AC Power Disconnecon Warning | 230

DC Power Electrical Safety Guidelines | 231

DC Power Copper Conductors Warning | 232

DC Power Disconnecon Warning | 233

DC Power Grounding Requirements and Warning | 234

DC Power Wiring Sequence Warning | 235

DC Power Wiring Terminaons Warning | 236

Mulple Power Supplies Disconnecon Warning | 238

Agency Approvals for the QFX Series | 239

Compliance Statements for EMC Requirements for the QFX Series | 240

TN Power Warning | 245

viii

About This Guide

Use this guide to plan, install, perform inial soware conguraon, perform roune maintenance, and

to troubleshoot QFX5100 switches.

Aer compleng the installaon and basic conguraon procedures covered in this guide, refer to the

Junos OS documentaon for further soware conguraon.

CHAPTER

Overview

QFX5100 System Overview | 2

QFX5100 Chassis Descripon and Port Panels | 19

QFX5100 Management Panel | 43

QFX5100 Power System | 53

QFX5100 Cooling System | 65

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