Juniper QFX Series User Manual

Table 32: Copper Interface Support and Optical Interface Support for Gigabit Ethernet SFP
Transceivers in QFX3500 Devices (continued)
Specifications
Ethernet
Standard
QFX-SFP-1GE-SXModel number1000BASE-SX
1000 MbpsRate
LCConnector type
DualFiber count
850 nmTransmitter wavelength
–9.5 dBmMinimum launch power
–3 dBmMaximum launch power
–21 dBmMinimum receiver sensitivity
0 dBmMaximum input power
AvailableDOM support
Junos OS Release 11.1 or laterSoftware required
MMFMMFMMFMMFFiber type
50/125 µm50/125 µm62.5/125 µm62.5/125 µmCore/cladding size
OM2–OM1FDDIFiber grade
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
111Copyright © 2012, Juniper Networks, Inc.
Chapter 7: Port and Interface Specifications

Juniper QFX Series Specifications

General

Category	Switch
Series	QFX
Form Factor	1U, 2U, and modular chassis options
Power Supply	Redundant, hot-swappable power supplies
Cooling	hot-swappable fans
Virtual Chassis	Supported on certain models
Typical Use	Data center, cloud
Operating System	Junos OS
Management	CLI
Key Features	High performance, low latency, automation
Latency	Sub-microsecond latency
Port Density	Varies by model (e.g., QFX5100: up to 48x10GbE + 6x40GbE)