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Juniper QFX5100 - Page 4

Juniper QFX5100
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Chapter 3 Cooling System and Airflow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Cooling System and Airflow in a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . 39
Fan Modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Do Not Install Components with Different Airflow or Wattage in the
Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Fan Module Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Chapter 4 Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
AC Power Supply for a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
DC Power Supply in a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Grounding Cable and Lug Specifications for a QFX5100 Device . . . . . . . . . . . . . . 51
Chapter 5 Viewing System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Chassis Status LEDs on a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Management Port LEDs on a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Access Port and Uplink Port LEDs on a QFX5100 Device . . . . . . . . . . . . . . . . . . . . 57
Fan Module LED on a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
AC Power Supply LEDs on a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
DC Power Supply LEDs on a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Part 2 Site Planning, Preparation, and Specifications
Chapter 6 Preparation Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Site Preparation Checklist for a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . 67
General Site Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Site Electrical Wiring Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Environmental Requirements and Specifications for a QFX5100 Device . . . . . . . 70
Chassis Physical Specifications for a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . 71
Planning a Virtual Chassis Fabric Deployment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Rack Requirements for a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
Cabinet Requirements for a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Clearance Requirements for Airflow and Hardware Maintenance for a QFX5100
Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Chapter 7 Power Specifications and Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
AC Power Specifications for a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
AC Power Cord Specifications for a QFX Series Device . . . . . . . . . . . . . . . . . . . . . 80
DC Power Specifications for a QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Chapter 8 Port and Interface Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
USB Port Specifications for the QFX Series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Console Port Connector Pinouts for the QFX Series . . . . . . . . . . . . . . . . . . . . . . . 84
Management Port Connector Pinouts for the QFX Series . . . . . . . . . . . . . . . . . . . 85
Interface Support for the QFX5100 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Interface Specifications for SFP, SFP+, and QSFP+ Transceivers for the QFX
Series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Interface Specifications for SFP+ DAC Cables for the QFX Series . . . . . . . . . . . . 126
Interface Specifications for SFP+ and QSFP+ Active Optical Cables for the
QFX5100 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Copyright © 2016, Juniper Networks, Inc.iv
QFX5100 Switch Hardware Guide

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