Juniper EX4300 Series User Manual

Table 3: Components in 48-Port EX4300 Switches (Connued)
Switch Models Built-In Ports Number
of PoE-
enabled
Ports
Fan Modules Power Supply
Shipped by
Default
Supported Uplink
Modules
EX4300-48MP-
S
24 10/100/
1000BASE-T
Ethernet network
ports, 24
100/1000/
2500/5000/
10000BASE-T
Ethernet network
ports, and four
built-in QSFP+
ports that can
house 40-Gigabit
QSFP+ transceivers
48 Fan modules for
this model are
not shipped by
default; you must
order two fan
modules labeled
AIR OUT (AFO)
separately.
Power supplies
for this model
are not shipped
by default; you
must order AC
power supplies
separately.
2-port 40-Gigabit
Ethernet QSFP+/
100-Gigabit
Ethernet QSFP28
uplink module
(model number:
EX-UM-2QSFP-
MR) or 4-port 1-
Gigabit Ethernet/
10-Gigabit
Ethernet SFP+
uplink module
(model number:
EX-UM-4SFPP-
MR)
NOTE: The switch
supports the 2-
port 40-Gigabit
Ethernet QSFP+/
100-Gigabit
Ethernet QSFP28
uplink module
(model number:
EX-UM-2QSFP-
MR) from
Junos OS Release
18.4R1 onwards.
Starng in
Junos OS Release
19.3R1, you can
install two 100-
Gigabit Ethernet
QSFP28
transceivers in the
uplink module. In
Junos OS Release
18.4R1 through
Junos OS Release
16

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