Juniper EX4300 Series User Manual

SEE ALSO
Rack-Mounng and Cabinet-Mounng Warnings
Mounng an EX4300 Switch on Four Posts of a Rack or Cabinet
Before mounng the switch on four posts of a rack:
• Verify that the site meets the requirements described in "Site Preparaon Checklist for EX4300
Switches" on page 122.
• Place the rack in its permanent locaon, allowing adequate clearance for airow and maintenance,
and secure it to the building structure.
• Read General Safety Guidelines and Warnings , with parcular aenon to Chassis and Component
Liing Guidelines .
• Remove the switch from the shipping carton (see "Unpacking an EX4300 Switch" on page 166).
Ensure that you have the following parts and tools available:
• Phillips (+) screwdriver, number 2 (not provided)
• 6 at-head 4-40 Phillips mounng screws (provided with the four-post rack-mount kit)
• 12 at-head 4x6-mm Phillips mounng screws (provided with the four-post rack-mount kit)
• One pair each of ush or 2-in.-recess front-mounng brackets (provided with the four-post rack-
mount kit)
• One pair of side mounng-rails (provided with the four-post rack-mount kit)
• One pair of rear mounng-blades (provided with the four-post rack-mount kit)
• Screws to secure the chassis and the rear mounng-blades to the rack (not provided)
• Cover panels for uplink module and power supply slots (provided)
You can mount an EX4300 switch on four posts of a 19-in. rack or a 19-in. cabinet by using the
separately orderable four-post rack-mount kit. (The remainder of this topic uses
rack to mean rack or
cabinet .)
You can mount the switch on two posts of either a two-post rack or a four-post rack by using the
mounng brackets provided with the switch. See "Mounng an EX4300 Switch on Two Posts of a Rack
or Cabinet" on page 172.
176

Juniper EX4300 Series Specifications

General

Product Series	EX4300 Series
Power Consumption	Varies by model and configuration
Virtual Chassis Technology	Up to 10 switches
Software	Junos OS
Ports	24-port and 48-port models
10GBASE SFP+ Ports	Up to 8 ports
40GBASE QSFP+ Ports	2
Uplink Ports	Up to 4 ports
Jumbo Frames	Up to 9216 bytes
Operating Temperature	0°C to 45°C
Relative Humidity	5% to 90% noncondensing
Input Voltage	100 to 240V AC
Power Supply	AC or DC
Power Supply Options	AC or DC
Stacking	Yes
Layer 2 Features	Includes VLAN, STP, RSTP, MSTP, LACP
Layer 3 Features	OSPF, BGP
Management	CLI, Web GUI, SNMP
Security Features	DHCP snooping
QoS	8 queues per port, DSCP
Storage Temperature	-40°C to 70°C