Juniper EX4300 Series User Manual

Passive DAC cables have no signal amplicaon built into the cable assembly. See Figure 53 on page
146.
Figure 53: QSFP+ Direct Aach Copper Cables
DAC Cables Supported on EX3400, EX4300, EX4550, EX4600, EX9251, and EX9253
Switches
For the list of DAC cables supported on EX3400, EX4300, EX4550, EX4600, EX9251, and EX9253
switches and the specicaons of these cables, see:
• EX3400—Hardware Compability Tool page for EX3400
• EX4300—Hardware Compability Tool page for EX4300
• EX4550—Hardware Compability Tool page for EX4550
• EX4600—Hardware Compability Tool page for EX4600
• EX9251—Hardware Compability Tool page for EX9251
• EX9253—Hardware Compability Tool page for EX9253
Overview of EX Series Switches: Fiber-Opc Cable Signal Loss,
Aenuaon, and Dispersion
IN THIS SECTION
Signal Loss in Mulmode and Single-Mode Fiber-Opc Cable | 147
Aenuaon and Dispersion in Fiber-Opc Cable | 147
146

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