Juniper EX9214 Hardware Manual page 5

Part 2
Chapter 6
Chapter 7
Chapter 8
Chapter 9
Copyright © 2017, Juniper Networks, Inc.
Line Card LED in an EX9200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Configuring Rate Selectability on an EX9200-12QS Line Card to Enable Different
Port Speeds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Configuring Rate Selectability at the PIC Level . . . . . . . . . . . . . . . . . . . . . . . . 76
Configuring Rate Selectability at the Port Level . . . . . . . . . . . . . . . . . . . . . . . 78
Site Planning, Preparation, and Specifications
Preparation Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Site Preparation Checklist for an EX9214 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Environmental Requirements and Specifications for EX Series Switches . . . . . . . 85
General Site Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Site Electrical Wiring Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Rack Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Cabinet Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Clearance Requirements for Airflow and Hardware Maintenance for an EX9214
Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Planning Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Power Requirements for EX9200 Switch Components . . . . . . . . . . . . . . . . . . . . . 95
AC Power Supply Specifications for EX9214 Switches . . . . . . . . . . . . . . . . . . . . . . 96
AC Power Cord Specifications for an EX9214 Switch . . . . . . . . . . . . . . . . . . . . . . . 97
DC Power Supply Specifications for EX9214 Switches . . . . . . . . . . . . . . . . . . . . . 99
Grounding Cable and Lug Specifications for EX9200 Switches . . . . . . . . . . . . . 100
Grounding Points Specifications for an EX9200 Switch . . . . . . . . . . . . . . . . 101
Grounding Cable Lug Specifications for an EX9200 Switch . . . . . . . . . . . . . 101
Grounding Cable Specifications for an EX9200 Switch . . . . . . . . . . . . . . . . . 101
Calculating the EX Series Switch Fiber-Optic Cable Power Budget . . . . . . . . . . . 102
Calculating the EX Series Switch Fiber-Optic Cable Power Margin . . . . . . . . . . . 103
Transceiver and Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
Pluggable Transceivers Supported on EX9200 Switches . . . . . . . . . . . . . . . . . . 105
Pluggable Transceivers Supported on EX Series Switches . . . . . . . . . . . . . . . . . . 106
SFP+ Direct Attach Copper Cables for EX Series Switches . . . . . . . . . . . . . . . . . . 110
Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Standards Supported by These Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
QSFP+ Direct Attach Copper Cables for EX Series Switches . . . . . . . . . . . . . . . . . 117
Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
Management Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Understanding EX Series Switches Fiber-Optic Cable Signal Loss, Attenuation,
and Dispersion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Signal Loss in Multimode and Single-Mode Fiber-Optic Cable . . . . . . . . . . . 123
Attenuation and Dispersion in Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . 123
Pinout Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Console Port Connector Pinout Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
USB Port Specifications for an EX Series Switch . . . . . . . . . . . . . . . . . . . . . . . . . 126
RJ-45 Management Port Connector Pinout Information . . . . . . . . . . . . . . . . . . . . 127
RJ-45 to DB-9 Serial Port Adapter Pinout Information . . . . . . . . . . . . . . . . . . . . . 127
Table of Contents
v