Juniper QFX5110 Operator's manual

Virtual Chassis Fabric Hardware
Documentation
Published
2020-11-06

Juniper Networks, Inc.
1133 Innovation 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 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 Documentation
Copyright © 2020 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 https://support.juniper.net/support/eula/. By downloading, installing or using such software, you
agree to the terms and conditions of that EULA.
ii

Table of Contents
About the Documentation | xviii
Documentation and Release Notes | xviii
Using the Examples in This Manual | xviii
Merging a Full Example | xix
Merging a Snippet | xx
Documentation Conventions | xx
Documentation Feedback | xxiii
Requesting Technical Support | xxiii
Self-Help Online Tools and Resources | xxiv
Creating a Service Request with JTAC | xxiv
Overview
1
Virtual Chassis Fabric Overview | 2
Virtual Chassis Fabric Overview | 2
Understanding Virtual Chassis Fabric Configuration | 4
Virtual Chassis Fabric Setup | 5
Autoprovisioned Virtual Chassis Fabric Configuration | 5
Preprovisioned Virtual Chassis Fabric Configuration | 6
Nonprovisioned Virtual Chassis Fabric Configuration | 6
Configuration File Management in a VCF | 7
Logging into a Virtual Chassis Fabric | 7
Understanding Interface Numbering | 7
Virtual Chassis Fabric Hardware Overview | 8
QFX5110 Overview | 10
QFX5110 Hardware Overview | 10
Benefits of QFX5110 | 10
QFX5110 Models Overview | 11
QFX5110-48S Hardware | 13
QFX5110-32Q Hardware | 14
iii

System Software | 14
QFX5110-48S Port Panel | 15
Switch Overview | 15
Network Ports | 16
Channelizing Interfaces | 17
Virtual Chassis and Virtual Chassis Fabric | 17
QFX5110-32Q Port Panel | 18
Switch Overview | 18
Network Ports | 19
Channelizing Interfaces | 20
Virtual Chassis and Virtual Chassis Fabric | 21
QFX5100 Overview | 22
QFX5100 Device Hardware Overview | 22
QFX5100 Hardware | 22
System Software | 31
Port Panel of a QFX5100-24Q Device | 32
Switch Ports | 32
QFabric Systems | 33
Channelizing Interfaces (Non-QFabric) | 33
Virtual Chassis and Virtual Chassis Fabric | 34
Port LEDs | 35
Port Panel of QFX5100-48S and QFX5100-48SH Devices | 36
Port Panel of QFX5100-48T and QFX5100-48TH Devices | 39
Port Panel of a QFX5100-96S Device | 41
Switch Ports | 42
Channelizing Interfaces | 42
Virtual Chassis and Virtual Chassis Fabric Support | 43
QFX3600 Overview | 45
QFX3600 Device Overview | 45
Software | 46
Hardware | 46
Front Panel of a QFX3600 Device | 48
iv

QFX3500 Overview | 51
QFX3500 Device Overview | 51
Software | 52
Hardware | 52
SFP+ Access Ports | 53
QSFP+ Uplink Ports | 54
Front Panel of a QFX3500 Device | 56
EX4300 Overview | 58
EX4300 Switches Hardware Overview | 58
Benefits of the EX4300 Switch | 59
Software | 59
EX4300 Switches First View | 59
24-Port EX4300 Switches | 60
32-Port EX4300 Switches | 62
48-Port EX4300 Switches | 64
Uplink Modules | 75
Virtual Chassis | 78
Power Supplies | 79
Fan Modules | 80
EX4300 Switch Components | 81
Planning
2
Site Preparation | 87
Plan a Virtual Chassis Fabric Deployment | 87
QFX5110 Site Preparation Checklist | 90
Site Preparation Checklist for a QFX5100 Device | 92
Site Preparation Checklist for a QFX3600 or QFX3600-I Device | 93
Site Preparation Checklist for a QFX3500 Device | 95
Site Preparation Checklist for EX4300 Switches | 97
QFX5110 Environmental Requirements and Specifications | 98
Environmental Requirements and Specifications for a QFX5100 Device | 99
Environmental Requirements and Specifications for QFX3600 and QFX3600-I Devices | 101
Environmental Requirements and Specifications for a QFX3500 Device | 102
v

Environmental Requirements and Specifications for EX Series Switches | 103
Rack and Cabinet Requirements | 109
QFX5110 Rack Requirements | 109
Rack Requirements for a QFX5100 Device | 111
Rack Requirements for a QFX3600 or QFX3600-I Device | 112
Rack Requirements for a QFX3500 Device | 114
Rack Requirements | 115
Cabinet Requirements for a QFX5100 Device | 117
Cabinet Requirements for a QFX3600 or QFX3600-I Device | 118
Cabinet Requirements for a QFX3500 Device | 119
Cabinet Requirements | 120
QFX5110 Clearance Requirements for Airflow and Hardware Maintenance | 121
Clearance Requirements for Airflow and Hardware Maintenance for a QFX5100 Device | 122
Clearance Requirements for Airflow and Hardware Maintenance for a QFX3600 or QFX3600-I
Device | 123
Clearance Requirements for Airflow and Hardware Maintenance for a QFX3500 Device | 125
Clearance Requirements for Airflow and Hardware Maintenance for EX4300 Switches | 126
Port and Interface Specifications | 130
Console Port Connector Pinout Information | 130
Console Port Connector Pinouts for the QFX Series | 131
Management Port Connector Pinouts for the QFX Series | 132
Mini-USB Port Pinout Specifications | 133
USB Port Specifications for an EX Series Switch | 133
USB Port Specifications for the QFX Series | 134
Transceiver and Cable Specifications | 136
Determining Transceiver Support for the QFX5110 | 136
Determining Interface Support for the QFX5100 Device | 137
Determining Interface Support for the QFX3600 Device | 140
Determining Interface Support for the QFX3500 Device | 141
Pluggable Transceivers Supported on EX4300 Switches | 143
Cable Specifications for QSFP+ and QSFP28 Transceivers | 144
vi

Cable Specifications for Console and Management Connections for the QFX Series | 146
Calculating the Fiber-Optic Cable Power Budget for QFX Series Switches | 147
Calculating the Fiber-Optic Cable Power Margin for QFX Series Switches | 147
Management Cable Specifications | 149
Understanding EX Series Switches Fiber-Optic Cable Signal Loss, Attenuation, and Dispersion | 150
Signal Loss in Multimode and Single-Mode Fiber-Optic Cable | 150
Attenuation and Dispersion in Fiber-Optic Cable | 150
Understanding QFX Series Fiber-Optic Cable Signal Loss, Attenuation, and Dispersion | 151
Signal Loss in Multimode and Single-Mode Fiber-Optic Cables | 151
Attenuation and Dispersion in Fiber-Optic Cable | 152
Planning QFX5100 Power Requirements | 153
AC Power Specifications for a QFX5100 Device | 153
AC Power Cord Specifications for a QFX Series Device | 154
DC Power Specifications for a QFX5100 Device | 156
Planning QFX5110 Power Requirements | 158
QFX5110 AC Power Specifications | 158
AC Power Cord Specifications for a QFX Series Device | 159
QFX5110 DC Power Specifications | 161
Planning QFX3600 Power Requirements | 162
AC Power Specifications for a QFX3600 or QFX3600-I Device | 162
AC Power Cord Specifications for a QFX Series Device | 163
DC Power Specifications for a QFX3600 or QFX3600-I Device | 165
Planning QFX3500 Power Requirements | 166
AC Power Specifications for a QFX3500 Device | 166
AC Power Cord Specifications for a QFX Series Device | 167
DC Power Specifications for a QFX3500 Device | 169
Planning EX4300 Power Requirements | 170
AC Power Supply in EX4300 Switches | 170
Characteristics of an AC Power Supply | 171
AC Power Supply Airflow | 173
vii

N+0 Redundancy Configuration of AC Power Supplies | 174
N+N Redundancy Configuration of AC Power Supplies | 177
AC Power Cord Specifications for an EX4300 Switch | 180
DC Power Supply in EX4300 Switches | 184
Characteristics of a DC Power Supply | 185
DC Power Supply Airflow | 186
N+0 Redundancy Configuration of DC Power Supplies | 187
N+N Redundancy Configuration of DC Power Supplies | 188
Compliance | 190
Agency Approvals for EX Series Switches | 190
Agency Approvals for the QFX Series | 191
Compliance Statements for EMC Requirements for EX Series Switches | 192
Canada | 193
Taiwan | 193
European Community | 194
Israel | 194
Japan | 194
Korea | 195
United States | 195
FCC Part 15 Statement | 195
Nonregulatory Environmental Standards | 196
Compliance Statements for EMC Requirements for the QFX Series | 197
Canada | 197
European Community | 198
Israel | 198
Japan | 198
Korea | 199
Taiwan | 199
United States | 199
Nonregulatory Environmental Standards | 199
Compliance Statements for Acoustic Noise for EX Series Switches | 200
viii

Safety
3
General Safety Information | 203
General Safety Guidelines and Warnings | 203
Definitions of Safety Warning Levels | 204
Fire Safety Requirements | 207
Fire Suppression | 207
Fire Suppression Equipment | 207
Qualified Personnel Warning | 208
Warning Statement for Norway and Sweden | 209
Radiation and Laser Warnings | 210
Radiation from Open Port Apertures Warning | 211
Laser and LED Safety Guidelines and Warnings for the QFX Series | 212
Class 1M Laser Product Warning | 212
Class 1M Laser Radiation Warning | 213
Unterminated Fiber-Optic Cable Warning | 214
Installation and Maintenance Safety Information | 217
Installation Instructions Warning | 218
QFX5100 Installation Safety Guidelines | 218
Chassis Lifting Guidelines for a QFX3600 or QFX3600-I Device | 219
Chassis Lifting Guidelines for a QFX3500 Device | 220
Chassis Lifting Guidelines for EX4300 Switches | 220
Restricted Access Warning | 222
Ramp Warning | 224
Rack-Mounting and Cabinet-Mounting Warnings | 224
Grounded Equipment Warning | 230
Maintenance and Operational Safety Guidelines and Warnings | 230
Battery Handling Warning | 232
Jewelry Removal Warning | 233
Lightning Activity Warning | 235
Operating Temperature Warning | 236
Product Disposal Warning | 238
Wall-Mounting Warning for EX4300 Switches | 239
ix

Power and Electrical Safety Information | 240
General Electrical Safety Guidelines and Warnings | 240
Prevention of Electrostatic Discharge Damage | 242
Action to Take After an Electrical Accident | 243
AC Power Electrical Safety Guidelines | 244
AC Power Disconnection Warning | 245
DC Power Electrical Safety Guidelines | 245
DC Power Disconnection Warning | 247
DC Power Grounding Requirements and Warning | 249
DC Power Wiring Sequence Warning | 251
DC Power Wiring Terminations Warning | 254
Multiple Power Supplies Disconnection Warning | 257
TN Power Warning | 258
Installation
4
Before You Begin | 260
Virtual Chassis Fabric Installation Overview | 260
Installing a QFX5110 Switch | 262
Standalone Installation Overview | 262
Unpacking a QFX5110 | 263
Mounting a QFX5110 in a Rack | 264
Before You Begin Rack Installation | 265
Connect the QFX5110 to Earth Ground | 267
Connecting AC Power to a QFX5110 | 268
Connecting DC Power to a QFX5110 | 271
Installing a QFX5100 Switch | 276
QFX5100 Standalone Installation Overview | 276
Unpack a QFX5100 Device | 277
Mount a QFX5100 Device in a Rack or Cabinet | 279
Before You Begin Rack Installation | 279
Four-Post Procedure | 281
Connecting Earth Ground to a QFX5100 Device | 284
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