Juniper EX4300 Series User Manual

Figure 2 on page 5 shows the rear panel of a 24-port EX4300 switch with power supplies and fan
modules installed.
Figure 2: Rear Panel of a 24-Port EX4300 Switch
Table 1 on page 5 lists the 24-port EX4300 switch models and their components.
Table 1: Components in 24-Port EX4300 Switches
Switch
Models
Built-In Ports Number
of
PoE-
Enabled
Ports
Fan Modules
Shipped by Default
Power Supply
Shipped by
Default
Supported
Uplink Module
EX4300-24T 24
10/100/1000BASE-T
Ethernet ports and
four QSFP+ ports
0 Two fan modules;
each with an AIR
OUT (AFO) label.
A 350 W AC
power supply
with the AIR
OUT (AFO)
label.
4-port 10-
Gigabit Ethernet
SFP+ uplink
module (model
number:
EX-
UM-4X4SFP)
5

Juniper EX4300 Series Specifications

General

Product Series	EX4300 Series
Power Consumption	Varies by model and configuration
Virtual Chassis Technology	Up to 10 switches
Software	Junos OS
Ports	24-port and 48-port models
10GBASE SFP+ Ports	Up to 8 ports
40GBASE QSFP+ Ports	2
Uplink Ports	Up to 4 ports
Jumbo Frames	Up to 9216 bytes
Operating Temperature	0°C to 45°C
Relative Humidity	5% to 90% noncondensing
Input Voltage	100 to 240V AC
Power Supply	AC or DC
Power Supply Options	AC or DC
Stacking	Yes
Layer 2 Features	Includes VLAN, STP, RSTP, MSTP, LACP
Layer 3 Features	OSPF, BGP
Management	CLI, Web GUI, SNMP
Security Features	DHCP snooping
QoS	8 queues per port, DSCP
Storage Temperature	-40°C to 70°C