Juniper EX4300 Series User Manual

• Some parts of the chassis, including AC and DC power supply surfaces, power supply unit handles,
SFB card handles, and fan tray handles might become hot. The following label provides the warning
for hot surfaces on the chassis:
• Always ensure that all modules, power supplies, and cover panels are fully inserted and that the
installaon screws are fully ghtened.
Denions of Safety Warning Levels
The documentaon uses the following levels of safety warnings (there are two Warning formats):
NOTE: You might nd this informaon helpful in a parcular situaon, or you might overlook this
important informaon if it was not highlighted in a Note.
CAUTION: You need to observe the specied guidelines to prevent minor injury or
discomfort to you or severe damage to the device.
Aenon Veillez à respecter les consignes indiquées pour éviter toute incommodité ou
blessure légère, voire des dégâts graves pour l’appareil.
LASER WARNING: This symbol alerts you to the risk of personal injury from a laser.
Averssement Ce symbole signale un risque de blessure provoquée par rayon laser.
WARNING: This symbol means danger. You are in a situaon that could cause bodily
injury. Before you work on any equipment, be aware of the hazards involved with
electrical circuitry, and familiarize yourself with standard pracces for prevenng
accidents.
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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