Juniper QFX5100 - Figure 24: Air in Airflow through 1 U QFX5100 Switch Chassis; Figure 25: Air in Airflow through 2 U QFX5100 Switch Chassis

Juniper QFX5100

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Figure 24: Air In Airflow Through 1 U QFX5100 Switch Chassis

Figure 25: Air In Airflow Through 2 U QFX5100 Switch Chassis

Copyright © 2016, Juniper Networks, Inc.42

QFX5100 Switch Hardware Guide

Table of Contents

Default Chapter3
- Table of Contents3
- About the Documentation15
Chapter 1 System Overview23
- System Overview23
  - QFX5100 Device Hardware Overview23
    - QFX5100 Hardware23
- Figure 1: QFX5100-48S Port Panel24
- Figure 2: QFX5100-48T Port Panel25
- System Overview25
- Figure 3: QFX5100-24Q Port Panel26
- Figure 4: QFX-EM-4Q Expansion Module27
- Figure 5: EX4600-EM-8F Expansion Module27
- Figure 6: QFX5100-24Q-AA Port Panel with QFX-PFA-4Q28
- Figure 7: QFX-PFA-4Q Expansion Module28
- Figure 8: QFX5100-96S Port Panel29
- QFX5100 Device Models30
- System Software30
- Table 3: QFX5100 Switch Product Numbers30
- Field-Replaceable Units in a QFX5100 Device32
- Power Supplies33
- Table 4: Frus in a QFX5100 Switch33
- Understanding Hardware Redundancy of QFX5100 Device Components and Functionality33
- Supported Environments for QFX Series Devices34
- Table 5: Supported QFX and EX Series Switches Configurations34
Chapter 2 Chassis Components and Descriptions39
- Management Panel of a QFX5100 Device39
- Figure 9: QFX5100 Switch, FRU End 1 U Product Skus39
- Figure 10: QFX5100-96S, FRU End39
- Figure 11: Management Panel Components on 1 U QFX510040
- Figure 12: Management Panel Components on the QFX5100-96S41
- Chassis Components and Descriptions41
- Port Panel of a QFX5100-24Q Device43
- Port Panel of a QFX5100-24Q-AA Device47
- Figure 15: Port Panel of a QFX5100-24Q-AA Switch47
- Port Panel of a QFX5100-48S Device48
- Figure 16: QFX5100-48S Switch Port Panel49
- Port Panel of a QFX5100-48T Device50
- Figure 17: QFX5100-48T Switch Port Panel51
- Port Panel of a QFX5100-96S Device52
- Expansion Modules for QFX5100 Devices54
Chapter 3 Cooling System and Airflow59
- Cooling System and Airflow in a QFX5100 Device59
  - Fan Modules59
Chapter 4 Power Supplies67
- Figure 28: 1 U AC Power Supply in QFX5100 Switches68
- Figure 29: 2 U AC Power Supply in a QFX5100-96S Switch68
- Figure 30: Power Supply Handle Detail68
- DC Power Supply in a QFX5100 Device69
- Table 12: Airflow Direction in QFX5100 AC Power Supplies69
- Figure 31: DC Power Supply in QFX5100 Devices70
- Figure 32: DC Power Supply for QFX5100-96S Devices70
- Figure 33: DC Power Supply Faceplate in QFX5100 Devices71
- Grounding Cable and Lug Specifications for a QFX5100 Device71
- Power Supplies67
  - AC Power Supply for a QFX5100 Device67
Chapter 5 Viewing System Information73
- Chassis Status Leds on a QFX5100 Device73
- Figure 34: Chassis Status Leds on a QFX5100 Switch73
- Table 13: Chassis Status Leds on a QFX5100 Switch74
- Management Port Leds on a QFX5100 Device75
- Viewing System Information75
- Figure 35: Management Port Leds on a QFX5100 Switch76
- Access Port and Uplink Port Leds on a QFX5100 Device77
- Table 14: Management Port Leds on a QFX5100 Switch77
- Table 15: QFX5100 Access Port and Uplink LED Locations78
- Table 16: Network Port Leds on SFP+ Ports on a QFX5100 Switch79
- Fan Module LED on a QFX5100 Device80
- Figure 36: Fan Module LED in a QFX5100 Switch80
- Table 17: Network Port Leds on QSFP+ Ports on a QFX5100 Switch80
- AC Power Supply Leds on a QFX5100 Device81
- Figure 37: AC Power Supply Leds on a QFX5100 Switch81
- Table 18: Fan Tray LED in a QFX5100 Switch81
- Table 19: AC Power Supply Leds on a QFX5100 Switch81
- DC Power Supply Leds on a QFX5100 Device82
Chapter 6 Preparation Overview87
- General Site Guidelines89
- Site Electrical Wiring Guidelines89
- Preparation Overview89
- Table 22: Site Electrical Wiring Guidelines89
- Environmental Requirements and Specifications for a QFX5100 Device90
- Table 23: QFX5100 Switch Environmental Tolerances90
- Chassis Physical Specifications for a QFX5100 Device91
- Table 24: Physical Specifications for the QFX5100 Switch Chassis91
- Planning a Virtual Chassis Fabric Deployment92
- Table 25: Deployment Checklist92
- Rack Requirements for a QFX5100 Device94
- Table 26: Rack Requirements for the QFX5100 Device94
- Cabinet Requirements for a QFX5100 Device95
- Clearance Requirements for Airflow and Hardware Maintenance for a QFX510095
- Preparation Overview87
  - Site Preparation Checklist for a QFX5100 Device87
  - Table 21: Site Preparation Checklist87
Chapter 7 Power Specifications and Requirements99
- AC Power Specifications for a QFX5100 Device99
- Table 28: AC Power Specifications for a QFX5100 Device99
- AC Power Cord Specifications for a QFX Series Device100
- DC Power Specifications for a QFX5100 Device101
- Table 29: AC Power Cord Specifications101
- Table 30: DC Power Specifications for a QFX5100 Device102
Chapter 8 Port and Interface Specifications103
- USB Port Specifications for the QFX Series103
- Console Port Connector Pinouts for the QFX Series104
- Table 31: Console Port Connector Pinouts for the QFX Series104
- Management Port Connector Pinouts for the QFX Series105
- Table 32: RJ-45 Management Port Connector Pinouts for the QFX Series105
- Interface Support for the QFX5100 Device106
- Figure 40: Port Panel QFX5100-96S Device107
- Figure 41: Port Panel QFX5100-48S Device107
- Figure 42: Port Panel QFX5100-48T Device107
- Figure 43: Port Panel QFX5100-24Q Device107
- Figure 44: Port Panel QFX5100-24Q-AA Device108
- Figure 45: Port Panel QFX5100-24Q-AA Device108
- Table 33: Supported Optical Transceivers for the QFX5100 Switch108
- Interface Specifications for SFP, SFP+, and QSFP+ Transceivers for the QFX108
- Table 34: Supported DAC and DAC Breakout Cables for the QFX5100110
- Table 35: Supported 10-Gigabit AOC on QFX5100112
- Table 36: Supported 40-Gigabit AOC and AOC Breakout on QFX5100113
- Interface Specifications for SFP, SFP+, and QSFP+ Transceivers for the QFX113
  - Series114
  - Table 37: Copper Interface Support and Optical Interface Support for Gigabit Ethernet SFP Transceivers for the QFX Series115
  - Table 38: Optical Interface Support for 10-Gigabit Ethernet SFP+ Transceivers120
  - Table 39: Interface Support for 40-Gigabit Ethernet QSFP+ Transceivers for the133
- Interface Specifications for SFP+ DAC Cables for the QFX Series146
  - Table 40: Third-Party SFP+ DAC Cable Support146
  - Table 41: SFP+ Passive Direct Attach Copper Cable Specifications147
  - Table 42: SFP+ Active Direct Attach Copper Cable Specifications150
  - Qfx5100152
  - Table 43: SFP+ to SFP+ Active Optical Cables153
  - Table 44: QSFP+ to QSFP+ Active Optical Cables153
  - The QFX5100154
- Interface Specifications for QSFP+ DAC Breakout Cables for the QFX Series155
- Table 45: QSFP+ to SFP+ Active Optical Breakout Cables155
- Table 46: Third-Party QSFP+ DAC Breakout Cable Support156
- Table 47: QSFP+ DAC Passive Breakout Cable Specifications157
- Table 48: QSFP+ Active DAC Breakout Cable Specifications158
- Interface Specifications for QSFP+ DAC Cables for the QFX Series160
- Table 49: Third-Party QSFP+ DAC Cable Support160
- Table 50: Interface Specifications for Passive Copper QSFP+ DAC Cables162
- Table 51: Interface Specifications for Active Copper QSFP+ DAC Cables164
- Cable Specifications167
- Cable Specifications for Console and Management Connections for the QFX167
  - Series167
- Cable Specifications for QSFP+ and QSFP28 Transceivers167
Chapter 9 Cable Specifications167
- Table 53: QSFP+ MPO Fiber-Optic Crossover Cable Pinouts168
- Table 54: Cable Specifications for Console and Management Connections for169
- Attenuation and Dispersion in Fiber-Optic Cable170
- Signal Loss in Multimode and Single-Mode Fiber-Optic Cables170
- Table 52: QSFP+ MPO Cable Signals167
- Understanding QFX Series Fiber-Optic Cable Signal Loss, Attenuation, and Dispersion167
- Calculating the Fiber-Optic Cable Power Budget for a QFX Series Device171
- Calculating the Fiber-Optic Cable Power Margin for a QFX Series Device172
- Table 55: Estimated Values for Factors Causing Link Loss172
- Copper Cable Specifications for QFX5100-48T Switches173
Chapter 10 Unpacking the Switch177
- Unpacking a QFX5100 Device177
  - Table177
- Unpacking the Switch177
- Table 57: Inventory of Components Supplied with a QFX5100 Device178
Chapter 11 Installing the Switch179
- Mounting a QFX5100 Device in a Rack or Cabinet180
- Figure 53: Mounting the Switch on Two Posts in a Rack185
- Virtual Chassis Fabric Installation Overview185
Chapter 12 Connecting the Switch to Power189
- Connecting Earth Ground to a QFX5100 Device190
- Connecting AC Power to a QFX5100 Device191
  - Connecting the Switch to Power191
- Figure 54: Connecting a Grounding Cable to a 1 U QFX5100 Device191
- Figure 55: Connecting a Grounding Cable to the 2 U QFX5100-96S Device191
- Figure 56: Connecting an AC Power Cord to an AC Power Supply in a 1 U QFX5100193
- Figure 57: Connecting an AC Power Cord to an AC Power Supply in a 2 U QFX5100193
- Connecting DC Power to a QFX5100 Device194
  - Power Supplies196
- Figure 58: DC Power Supply Faceplate for a QFX5100 Device197
- Figure 59: Securing Ring Lugs to the Terminals on the QFX5100 DC Power197
Chapter 13 Connecting the Switch to the Network199
- Figure 60: Connecting the QFX Series to a Management Console through a199
- Connecting a QFX5100 Device to a Network for Out-Of-Band Management200
- Figure 61: Connecting the QFX Series Directly to a Management Console200
- Connecting QFX Series and EX Series Switches in a QFX Virtual Chassis201
- Connecting a QFX5100 Device in a Virtual Chassis Fabric207
- Figure 69: Two Spine Virtual Chassis Fabric with Six Leaf Devices208
Chapter 14 Performing Initial Configuration209
- Installing and Connecting a QFX5100 Device179
- Connecting a QFX Series Device to a Management Console199
- Configuring a QFX5100 Device209
Chapter 15 Removing the Switch213
- Removing a QFX5100 Device from a Rack or Cabinet215
- Removing the Switch213
  - Powering off a QFX5100 Device213
Chapter 16 Replacing Cooling System Component217
- Removing a Fan Module from a QFX5100 Device218
- Figure 70: Installing a Fan Module in a 1 U QFX5100 Device218
- Figure 71: Installing a Fan Module in a 2 U QFX5100-96S Device218
- Figure 72: Removing a Fan Module from a 1 U QFX5100 Device219
- Figure 73: Removing a Fan Module from a 2 U QFX5100-96S Device220
- Replacing Cooling System Component217
  - Installing a Fan Module in a QFX5100 Device217
Chapter 17 Replacing Power Supply221
- Installing a Power Supply in a QFX5100 Device222
- Figure 74: Installing a Power Supply in a 1 U QFX5100 Device223
- Figure 75: Installing a Power Supply in a QFX5100-96S Device223
- Removing a Power Supply from a QFX5100 Device224
- Figure 76: Removing a Power Supply from a 1 U QFX5100 Device225
- Figure 77: Removing a Power Supply from a QFX5100-96S Device225
- Replacing Power Supply221
  - Installing and Removing QFX5100 Device Hardware Components221
Chapter 18 Replacing Expansion Module227
- Installing an Expansion Module in a QFX5100 Device227
- Figure 78: QFX-EM-4Q Expansion Module227
- Figure 79: EX4600-EM-8S Expansion Module227
- Figure 80: QFX-PFA-4Q Expansion Module228
- Figure 81: Installing a QFX-EM-4Q Expansion Module in a QFX5100-24Q229
- Figure 82: Installing a QFX-PFA-4Q Expansion Module in a QFX5100-24Q-AA229
- Removing an Expansion Module from a QFX5100 Device230
- Figure 83: Removing a QFX-EM-4Q Expansion Module from a QFX5100-24Q232
- Figure 84: Removing a QFX-PFA-4Q Expansion Module from a QFX5100-24Q-AA232
Chapter 19 Replacing Transceiver233
- Installing a Transceiver in a QFX Series Device234
- Figure 85: Installing an SFP Transceiver in the QFX Series236
- Figure 86: Installing a QSFP+ Transceiver in the QFX Series-Vertical236
- Figure 87: Installing a QSFP+ Transceiver in the QFX Series-Horizontal236
- Figure 88: Installing a QSFP+ Transceiver in a QFX5100-48T236
- Figure 89: Installing a QSFP28 Transceiver in a QFX10002237
- Replacing Transceiver233
  - Removing a Transceiver from a QFX Series Device233
Chapter 20 Maintaining and Replacing Fiber-Optic Cable239
- Disconnecting a Fiber-Optic Cable from a QFX Series Device239
- Connecting a Fiber-Optic Cable to a QFX Series Device240
- Maintaining Fiber-Optic Cables in a QFX Series Device241
Chapter 21 Contactingcustomersupportand Returningthechassisor243
- Components243
- Returning a QFX5100 Device or Component for Repair or Replacement243
- Locating the Serial Number on a QFX5100 Device or Component244
- Packing a QFX5100 Device or Component for Shipping246
- Contacting Customer Support to Obtain a Return Materials Authorization for a QFX Series Device or Component248
  - Troubleshooting251
  - Part 5 Troubleshooting251
- Alarm Messages253
  - Understanding Alarms253
  - Table 58: Alarm Terms and Definitions253
Chapter 22 Alarm Messages253
- Interface Alarm Messages254
Chapter 23 Restoring Junos os255
- Performing a Recovery Installation Using an Emergency Boot Device257
- Restoring Junos os255
  - Creating an Emergency Boot Device255
Chapter 24 Safety and Compliance Information259
- General Safety Guidelines and Warnings259
- Fire Safety Requirements263
- Radiation and Laser Warnings264
  - Radiation from Open Port Apertures Warning264
  - Laser and LED Safety Guidelines and Warnings for the QFX Series265
- Installation and Maintenance Safety Information268
- Power and Electrical Safety Information281
Chapter 25 Agency Approvals and Compliance Statements295
- Agency Approvals for the QFX Series295
- Compliance Statements for EMC Requirements for the QFX Series296

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