Table 9: Uplink Modules for EX4300-48MP and EX4300-48MP-S Switches
First Junos OS Release
Supported EX4300 Switch
ModelsDescriptionUplink Module
18.4R1
NOTE: Starting 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
configure both the ports on
the uplink module to
operate at 100-Gbps
speed, the four QSFP+
ports on the switch are
disabled.
•
EX4300-48MP
•
EX4300-48MP-S
You can install two QSFP+
transceivers, two QSFP28
transceivers, or a
combination of one
QSFP+ transceiver and
one QSFP28 transceiver
in this uplink module.
NOTE: You cannot
configure the ports on the
uplink module in
EX4300-48MP and
EX4300-48MP-S switches
as Virtual Chassis ports
(VCPs).
2-port 40-Gigabit Ethernet
QSFP+/100-Gigabit
Ethernet QSFP28 uplink
module (model number:
EX-UM-2QSFP-MR)
18.2R1
NOTE: Starting in
Junos OS Release 19.1R1,
you can install SFP
transceivers in the uplink
module. In Junos OS
Release 18.2R1 through
Junos OS Release 18.4R1,
the uplink module
supported only SFP+
transceivers.
•
EX4300-48MP
•
EX4300-48MP-S
You can install four SFP
transceivers, four SFP+
transceivers, or a
combination of SFP and
SFP+ transceivers in the
four ports of this uplink
module.
NOTE: You cannot
configure the ports on the
uplink module in
EX4300-48MP and
EX4300-48MP-S switches
as Virtual Chassis ports
(VCPs).
4-port 1-Gigabit Ethernet/
10-Gigabit Ethernet SFP+
uplink module (model
number:
EX-UM-4SFPP-MR)
For more information about uplink modules, see Uplink Modules in EX4300 Switches.
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