Juniper QFX Series Hardware Guide

List of Figures
Chapter 1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Figure 1: QFX5110-48S Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 2: QFX5110-32Q Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Figure 3: QFX5110-48S Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Figure 4: QFX5110-32Q Port Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Figure 5: QFX5110 Switch, FRU End . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Figure 6: Management Panel Components on QFX5110 . . . . . . . . . . . . . . . . . . . . 35
Figure 7: Management Port LEDs on a QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Figure 8: Chassis Status LEDs on a QFX5110 Switch . . . . . . . . . . . . . . . . . . . . . . . . 37
Figure 9: QFX5110 Fan Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Figure 10: Air In Airflow Through the QFX5110-48S . . . . . . . . . . . . . . . . . . . . . . . . 42
Figure 11: Air Out Airflow Through the QFX5110-48S . . . . . . . . . . . . . . . . . . . . . . . 42
Figure 12: Air In Airflow Through the QFX5110-32Q . . . . . . . . . . . . . . . . . . . . . . . . . 43
Figure 13: Air Out Airflow Through the QFX5110-32Q . . . . . . . . . . . . . . . . . . . . . . . 43
Figure 14: Fan Module LED in a QFX5110 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Figure 15: AC Power Supply in QFX5110 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Figure 16: Power Supply Handle Detail . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Figure 17: AC Power Supply LEDs on a QFX5110 Switch . . . . . . . . . . . . . . . . . . . . . 49
Figure 18: DC Power Supply for the QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Figure 19: DC Power Supply Faceplate on a QFX5110 . . . . . . . . . . . . . . . . . . . . . . . 50
Figure 20: DC Power Supply Faceplate on a QFX5110 Switch . . . . . . . . . . . . . . . . 52
Chapter 2 Site Planning, Preparation, and Specifications . . . . . . . . . . . . . . . . . . . . . . . . 55
Figure 21: Clearance Requirements for Airflow and Hardware Maintenance for
a QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Chapter 3 Initial Installation and Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Figure 22: Connecting a Grounding Cable to a QFX5110 . . . . . . . . . . . . . . . . . . . . . 93
Figure 23: RJ-45 Connector on an Ethernet Cable . . . . . . . . . . . . . . . . . . . . . . . . . 93
Figure 24: Connecting a Device to a Network for Out-of-Band Management . . . 94
Figure 25: RJ-45 Connector on an Ethernet Cable . . . . . . . . . . . . . . . . . . . . . . . . . 94
Figure 26: Connecting a Device to a Management Console Through a Console
Server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Figure 27: Connecting a Device Directly to a Management Console . . . . . . . . . . . 95
Figure 28: Connecting an AC Power Cord to an AC Power Supply in a
QFX5110 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Figure 29: DC Power Supply Faceplate for a QFX5110 . . . . . . . . . . . . . . . . . . . . . 100
Figure 30: Securing Ring Lugs to the Terminals on the QFX5110 DC Power
Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Figure 31: QFX5110 Virtual Chassis with all QFX5110 Members . . . . . . . . . . . . . . . 102
Figure 32: QFX5110 Virtual Chassis with QFX5110 and QFX5100 Members . . . . . 102
ixCopyright © 2019, Juniper Networks, Inc.

Juniper QFX Series Specifications

General

Category	Switch
Series	QFX
Form Factor	1U, 2U, and modular chassis options
Power Supply	Redundant, hot-swappable power supplies
Cooling	hot-swappable fans
Virtual Chassis	Supported on certain models
Typical Use	Data center, cloud
Operating System	Junos OS
Management	CLI
Key Features	High performance, low latency, automation
Latency	Sub-microsecond latency
Port Density	Varies by model (e.g., QFX5100: up to 48x10GbE + 6x40GbE)