Juniper EX4200 Series User Manual

Table 18: Optical Interface Support and Copper Interface Support for Gigabit Ethernet SFP
Transceivers in EX3200 and EX4200 Switches (continued)
SpecificationsEthernet Standard
EX-SFP-1GE-LXModel Number1000Base-LX
1000 MbpsRate
LCConnector Type
DualFiber Count
1310 nmTransmitter Wavelength
–9.5 dBmMinimum Launch Power
–3 dBmMaximum Launch Power
–25 dBmMinimum Receiver Sensitivity
–3 dBmMaximum Input Power
SMFFiber Type
9/125 µmCore/Cladding Size
–Modal Bandwidth
10 km (6.2 miles)Distance
AvailableDOM Support
Junos OS for EX Series switches, Release 9.0 or laterSoftware required
Copyright © 2010, Juniper Networks, Inc.46
Complete Hardware Guide for EX3200 and EX4200 Ethernet Switches

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