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Juniper EX4550 - Table 51: Optical Interface Support for 40-Gigabit QSFP+ Transceivers in EX4550

Juniper EX4550
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Table 51: Optical interface Support for 40-gigabit QSFP+ Transceivers in EX4550 Switches
ValueSpecificationEthernet Standard
QFX-QSFP-40GE-SR4Model number40GBASE-SR4
40 GbpsRate
12-ribbon multimode fiber crossover cable with female MTP
connectors
Connector type
12Fiber count
850 nmTransmitter wavelength
7.6 dBm (per lane)Minimum launch power
2.4 dBm (per lane)Maximum launch power
–5.4 dBmMaximum receiver sensitivity
4 dBmMaximum input power
MMFFiber type
50/125 µm50/125 µmCore/Cladding size
OM4OM3Fiber grade
4700 MHz/km2000 MHz/kmModal bandwidth
150 m (492 ft )100 m (328 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
13.2X50-D10 or later
EX4550-32F-S switches—Junos OS for EX Series switches,
Release 12.3R5 or later
Software required
Copyright © 2015, Juniper Networks, Inc.108
EX4550 Switch Hardware Guide

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