Juniper EX4200 Series User Manual

Table 20: Optical Interface Support for Gigabit Ethernet SFP+ Transceivers in EX3200 and
EX4200 Switches (continued)
SpecificationsEthernet Standard
EX-SFP-10GE-LRMModel Number10GBase-LRM
10 GbpsRate
LCConnector Type
DualFiber Count
1310 nmTransmitter Wavelength
–6.5 dBmMinimum Launch Power
0.5 dBmMaximum Launch Power
–21 dBmMinimum Receiver Sensitivity
0.5 dBmMaximum Input Power
MMFFiber Type
50/125 µm50/125 µm62.5/125µmCore/Cladding Size
OM3OM2FDDI/OM1Fiber Grade
500
MHz/km
500
MHz/km
500
MHz/km
Modal Bandwidth
220 m
(722 ft)
220 m
(722 ft)
220 m
(722 ft)
Distance
AvailableDOM Support
Junos OS for EX Series switches, Release 9.5 or laterSoftware required
63Copyright © 2010, Juniper Networks, Inc.
Chapter 3: Component Specifications

Juniper EX4200 Series Specifications

General

Switching Capacity	128 Gbps
Ports	24 or 48 10/100/1000BASE-T ports
Virtual Chassis	Up to 10 switches
Layer 3 Routing	Yes
Maximum VLANs	4096
DRAM	1 GB
Flash Memory	1 GB
Humidity	5% to 90% non-condensing
Power Supply	AC or DC options
MAC Address Table Size	32, 000 entries
Operating Temperature	0°C to 45°C
Layer 2 Features	VLAN, STP, RSTP, MSTP, LACP
Management	CLI, Web UI, SNMP
Storage Temperature	-40°C to 70°C
Input Voltage	AC: 100-240V; DC: -48V