Table 49: Optical interface Support and Copper Interface Support for 1-gigabit SFP Transceivers
in EX4550 Switches (continued)
ValueSpecificationEthernet Standard
EX-SFP-1GE-SXModel number1000BASE-SX
1000 MbpsRate
LCConnector type
850 nmTransmitter wavelength
–9.5 dBmMinimum launch power
–3 dBmMaximum launch power
–21 dBmMinimum receiver sensitivity
0 dBmMaximum input power
MMFFiber type
50 µm50 µm62.5 µm62.5 µmCore size
500 MHz/km400 MHz/km200 MHz/km160 MHz/kmModal bandwidth
550 m
(1804 ft)
500 m
(1640 ft)
275 m
(902 ft)
220 m (721 ft
)
Distance
AvailableDOM support
YesSupport for Virtual Chassis
configuration
•
EX4550-32T-AFI, EX4550-32T-AFO, EX4550-32T-DC-AFI,
EX4550-32T-DC-AFO, EX4550-32F-AFI, EX4550-32F-AFO,
EX4550-32F-DC-AFI, and EX4550-32F-DC-AFO
switches—Junos OS for EX Series switches, Release 12.2 or
later
•
EX4550-32F-S switches—Junos OS for EX Series switches,
Release 12.3R5 or later
Software required
Copyright © 2015, Juniper Networks, Inc.96
EX4550 Switch Hardware Guide