Juniper EX4300 Series User Manual

Table 14: Uplink Modules in EX4300-48MP and EX4300-48MP-S Switches
Uplink Module
Name
Model Number Descripon Supported EX4300
Switches
First Junos OS
Release
2-port 40-Gigabit
Ethernet QSFP+/
100-Gigabit
Ethernet QSFP28
uplink module
EX-UM-2QSFP-MR You can install two
QSFP+ transceivers,
two QSFP28
transceivers, or a
combinaon of one
QSFP+ transceiver
and one QSFP28
transceiver in this
uplink module.
NOTE: You cannot
congure the ports
on the uplink
module in
EX4300-48MP and
EX4300-48MP-S
switches as Virtual
Chassis ports
(VCPs).
• EX4300-48MP
• EX4300-48MP-
S
Junos OS Release
18.4R1
NOTE: 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
19.2R1, the uplink
module supported
only one 100-
Gigabit Ethernet
transceiver. If you
congure both the
ports on the uplink
module to operate
at 100-Gbps speed,
the four QSFP+
ports on the switch
are disabled. See
Seng the
Operang Mode on
a 2-Port 40-Gigabit
Ethernet QSFP+/
100-Gigabit
Ethernet QSFP28
Uplink Module.
62

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