Table 39: Optical interface Support and Copper Interface Support for Gigabit Ethernet SFP
Transceivers in EX4200 Switches (continued)
ValueSpecificationEthernet Standard
EX-SFP-1GE-LX40KModel number1000BASE-LX
1000 MbpsRate
LCConnector type
DoubleFiber count
1310 nmTransmitter wavelength
–14 dBmMinimum launch power
–8 dBmMaximum launch power
–45 dBmMinimum receiver sensitivity
–3 dBmMaximum input power
SMFFiber type
9/125 µmCore/Cladding size
–Modal bandwidth
40 km (24.8 miles)Distance
AvailableDOM support
EX4200-24T, EX4200-24T-DC, EX4200-24P, EX4200-24PX,
EX4200-24F, EX4200-24F-DC, EX4200-48T, EX4200-48T-DC,
EX4200-48P, and EX4200-48PX switches—Junos OS for
EX Series switches, Release 9.4 or later
EX4200-24F-S and EX4200-48T-S switches—Junos OS for
EX Series switches, Release 12.3R4 or later
Software required
YesSupport for Virtual Chassis
configuration
Copyright © 2015, Juniper Networks, Inc.92
EX4200 Switch Hardware Guide
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