Juniper EX Series Complete Hardware Guide

rack. Align the bottom hole in both the mounting brackets with a hole in each
rack or cabinet rail, making sure the chassis is level.
3. Insert one mounting screw (provided in the accessory box shipped with the
switch) into each of the two aligned holes. Use a Phillips (+) screwdriver,
number 2 to tighten the screws to the rack or cabinet rail.
4. Insert another screw into the other hole in each mounting bracket. Use a Phillips
(+) screwdriver, number 2 to tighten the screws to the rack or cabinet rail.
5. Verify that all the mounting screws on one side of the rack or cabinet are aligned
with the mounting screws on the other side and that the switch chassis is level.
6. If it is an EX 4200-24F switch, we recommend you insert dust covers in unused
SFP ports.
Figure 31: Attaching Mounting Brackets Along the Front of an EX-series Switch
EX 4200
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68 ■ Mounting an EX-series Switch on a Rack or Cabinet
Complete Hardware Guide for EX 3200 and EX 4200 Switches

Juniper EX Series Specifications

General

Series	EX Series
Category	Switch
Layer	Layer 2/3
Operating System	Junos OS
Managed	Yes
ACLs	Yes
Port Density	Varies by model
Power over Ethernet (PoE)	Available on some models
Virtual Chassis	Supported on some models
Form Factor	Fixed configuration, Modular
Switching Capacity	Varies by model
Forwarding Rate	Varies by model
Power Supply	Varies by model (AC or DC, redundant options available)
Management	CLI, Web UI, SNMP
Redundancy	Power supply, fan, Virtual Chassis
Latency	Varies by model
Jumbo Frames	Supported
VLAN Support	Yes
MAC Address Table Size	Varies by model
QoS	Yes
Energy Efficiency	EEE (802.3az)
Dimensions	Varies by model
Weight	Varies by model
Operating Temperature	0° to 45° C
Storage Temperature	-40° to 70° C
Humidity	5% to 90% non-condensing
MTBF	Varies by model
Warranty	Limited Lifetime