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Juniper EX4300 Hardware Guide

Juniper EX4300
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The slot number (the member ID of the Virtual Chassis member)
Role of the switch in the Virtual Chassis (RE for master, BK for backup, and LC for line
card member)
Hostname
The LCD panel operates in boot mode during switch reboot. In the boot mode, the second
line of the LCD panel displays the key milestones in the switch boot process. The boot
mode does not have any menu options. After the boot process is complete, the LCD
panel automatically reverts to the Idle (IDLE) menu.
In idle mode, the second line of text on the LCD panel displays the mode of the network
ports’ Status LED and the number of chassis alarms. The number of alarms is updated
every second.
In status mode, the second line displays:
Status of the Virtual Chassis port (VCP)
Status of the power supplies
Status of the fan modules and the chassis temperature
Version of Junos OS for EX Series switches loaded on the switch
In maintenance mode, the second line displays one of the following options, which you
can use to configure and troubleshoot the switch:
System halt
System reboot
Load rescue
Request VC port
Factory default
EZSetup
LCD Panel Menus
The LCD panel has three menus: Idle, Status, and Maintenance. You can toggle between
the LCD panel menus by pressing the Menu button and navigatethrough the menu options
by pressing the Enter button.
Table 12 on page 30 describes the LCD panel menu options.
29Copyright © 2017, Juniper Networks, Inc.
Chapter 2: Chassis Components and Descriptions

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Juniper EX4300 Specifications

General IconGeneral
ModelEX4300
Virtual ChassisYes, up to 10 members
Layer 3 RoutingYes
10GBASE SFP+ Ports4
Jumbo Frames9216 bytes
MAC Address Table Size32, 000
Operating SystemJunos OS
Uplink Ports4 x 10GBASE SFP+
Power SupplyAC or DC options
Operating Temperature0°C to 45°C (32°F to 113°F)
Input Voltage100-240V AC
Operating Relative Humidity5 to 90% RH, non-condensing
Management OptionsCLI, Web UI, Junos Space
RedundancyYes, power supply and fans
Storage Temperature-40°F to 158°F (-40°C to 70°C)
Ports24 or 48

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