Juniper EX4300 Hardware Guide

Chapter 20 Contacting Customer Support and Returning the Chassis or
Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 257
Returning an EX4300 Switch or Component for Repair or Replacement . . . . . . 257
Locating the Serial Number on an EX4300 Switch or Component . . . . . . . . . . . 258
Listing the Switch and Components Details with the CLI . . . . . . . . . . . . . . . 258
Locating the Chassis Serial Number ID Label on an EX4300 Switch . . . . . . 259
Locating the Serial Number ID Labels on FRUs in an EX4300 Switch . . . . . 259
Contacting Customer Support to Obtain Return Material Authorization . . . . . . . 262
Packing an EX4300 Switch or Component for Shipping . . . . . . . . . . . . . . . . . . . 262
Packing an EX4300 Switch for Shipping . . . . . . . . . . . . . . . . . . . . . . . . . . . . 263
Packing EX4300 Switch Components for Shipping . . . . . . . . . . . . . . . . . . . 264
Part 5 Troubleshooting
Chapter 21 Alarms and Syslog Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 269
Understanding Alarm Types and Severity Levels on EX Series Switches . . . . . . 269
Chassis Component Alarm Conditions on EX4300 Switches . . . . . . . . . . . . . . . 270
Checking Active Alarms with the J-Web Interface . . . . . . . . . . . . . . . . . . . . . . . . 274
Monitoring System Log Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275
Part 6 Safety and Compliance Information
Chapter 22 General Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . 283
General Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 283
Definitions of Safety Warning Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284
Qualified Personnel Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 286
Warning Statement for Norway and Sweden . . . . . . . . . . . . . . . . . . . . . . . . . . . . 287
Chapter 23 Fire Safety Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 289
Fire Safety Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 289
Chapter 24 Installation Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . 291
Installation Instructions Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 291
Chassis Lifting Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292
Restricted Access Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292
Ramp Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 294
Rack-Mounting and Cabinet-Mounting Warnings . . . . . . . . . . . . . . . . . . . . . . . . 294
Wall-Mounting Warning for EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . 298
Grounded Equipment Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 298
Chapter 25 Radiation and Laser Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . 301
Laser and LED Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . 301
General Laser Safety Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 301
Class 1 Laser Product Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 302
Class 1 LED Product Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 302
Laser Beam Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 302
Radiation from Open Port Apertures Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . 303
viiCopyright © 2017, Juniper Networks, Inc.
Table of Contents

Juniper EX4300 Specifications

General

Model	EX4300
Virtual Chassis	Yes, up to 10 members
Layer 3 Routing	Yes
10GBASE SFP+ Ports	4
Jumbo Frames	9216 bytes
MAC Address Table Size	32, 000
Operating System	Junos OS
Uplink Ports	4 x 10GBASE SFP+
Power Supply	AC or DC options
Operating Temperature	0°C to 45°C (32°F to 113°F)
Input Voltage	100-240V AC
Operating Relative Humidity	5 to 90% RH, non-condensing
Management Options	CLI, Web UI, Junos Space
Redundancy	Yes, power supply and fans
Storage Temperature	-40°F to 158°F (-40°C to 70°C)
Ports	24 or 48