Thông số kỹ thuật của Juniper EX2300-24P

Mã sản phẩm : EX2300-24P

Thông số kỹ thuật

Dimensions ( W x H x D ) Width :

- 17.4 in ( 44.19 cm ) for desktop installations

- 17.5 in ( 44.6 cm ) with rack-mount brackets

Height : 1.75 in ( 4.45 cm ) for 1U installations

Depth : 12.2 in ( 30.98 cm )

Weight 9.89 lb ( 4.49 kg )

Rack mountable 1 Rack Unit

Backplane 80 Gbps Virtual Chassis interconnect to link up to four switches as a single logical device

Hardware Specifications

Switching Engine Model Store and forward

DRAM 2 GB

Flash 2 GB

CPU 1.25GHz ARM CPU

GbE port density per system 28 ( 24 host ports + four-port SFP/SFP+ uplinks )

Supported Optics

10/100/1000BASE-T connector type RJ-45

GbE SFP optic/connector type : RJ-45 , or LC SFP fiber supporting 1000BASE-T SFP , SX ( multimode ) , LX ( singlemode ) , or LH ( single-mode )

Physical Layer

Physical port redundancy : Redundant trunk group ( RTG )

Cable diagnostics for detecting cable breaks and shorts

Auto MDI/MDIX ( medium-dependent interface/mediumdependent interface crossover ) support

Port speed downshift/setting maximum advertised speed on 10/100/1000BASE-T ports

Digital optical monitoring for optical ports

Packet-Switching Capacities ( Maximum with 64-Byte Packets ) 128 Gbps

Power Options

Power Supplies 80 W AC Max. System Power Consumption ( Input Power without PoE )

370 W Total PoE Power Budget

Environment

Operating Temperature 32° to 113° F ( 0º to 45º C )

Storage Temperature -40º to 158º F ( -40º to 70º C )

Relative Humidity ( Operating ) 10% to 85% ( noncondensing )

Relative Humidity ( Non-Operating ) 0% to 95% ( noncondensing )

Altitude ( Operating ) Up to 13 , 000 ft ( 3962 m ) at 40° C according to GR-63

Altitude ( Non-Operating ) Up to 15 , 000 ft ( 4572 m )

Cooling Airflow : 23 cfm