Juniper EX4300 Hardware Guide

Figure 9: Components on the Front Panel of a 48-Port EX4300 Switch
5—1— LCD panel Enter buttonMini-USB console port
6—2— SFP+ uplink module (optional)LCD panel
7—3— Network portsLCD panel Menu button
4—Chassis status LEDs
Figure 10 on page 14 shows the components on the rear panel of a 24-port and 48-port
EX4300 switch (with two AC power supplies and two fan modules installed).
Figure 10: Components on the Rear Panel of a 24-Port and 48-Port
EX4300 Switch
8—1— AC power supply in slot 1Management port
9—2— Power supply slot numbersESD point
10—3— Fan module slot numbers and LEDsFan module in slot 0
11—4— QSFP+ port LEDsSerial number label
12—5— USB portQSFP+ ports
13—6— Console portFan module in slot 1
7—AC power supply in slot 0
NOTE: DC power supplies are installed in the power supply slots in models
that use DC power.
Figure 11 on page 15 shows the components on the rear panel of a 32-port EX4300 switch
(with two AC power supplies and two fan modules installed).
Copyright © 2017, Juniper Networks, Inc.14
EX4300 Switch Hardware Guide

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