Juniper EX4200 Series User Manual

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Management Ethernet port
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Console port
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USB port
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ESD point
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Fan tray
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Power supply
Figure 3 on page 9 shows the rear panel of an EX3200 switch with a 320 W power
supply. All EX3200 switches have the same rear panel. The 320 W AC power supply and
the 190 W DC power supply are flush with the chassis. The 600 W AC power supply and
930 W AC power supply extend out of the chassis by 2.25 in. The power cord retainer
clips extend out of the power supply by 3 in.
Figure 3: EX3200 Switch Rear Panel
Related Topics Field-Replaceable Units in EX3200 and EX4200 Switches on page 18•
• Front Panel of an EX3200 Switch on page 7
• USB Port Specifications for an EX Series Switch on page 39
• Cooling System and Airflow in an EX3200 Switch on page 31
• Power Supply in EX3200 and EX4200 Switches on page 27
• Prevention of Electrostatic Discharge Damage on EX Series Switches on page 236
• Connecting Earth Ground to an EX Series Switch on page 141
• Installing and Removing EX3200 and EX4200 Switch Hardware Components on
page 131
Front Panel of an EX4200 Switch
The front panel of an EX4200 switch consists of the following components:
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Network ports—depending on the switch model, either of:
9Copyright © 2010, Juniper Networks, Inc.
Chapter 1: EX3200 and EX4200 Switches Overview

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