Juniper EX4200 User Manual

CHAPTER 6
Preparation Overview
•
Site Preparation Checklist for EX4200 Switches on page 61
•
Environmental Requirements and Specifications for EX Series Switches on page 63
•
General Site Guidelines on page 66
•
Site Electrical Wiring Guidelines on page 67
•
Rack Requirements for EX4200 Switches on page 69
•
Cabinet Requirements for EX4200 Switches on page 70
•
Requirements for Mounting an EX4200 Switch on a Desktop or Wall on page 71
•
Clearance Requirements for Airflow and Hardware Maintenance for EX4200
Switches on page 72
Site Preparation Checklist for EX4200 Switches
The checklist in Table 30 on page 61 summarizes the tasks you need to perform when
preparing a site for EX4200 switch installation.
Table 30: Site Preparation Checklist
DatePerformed byFor More InformationItem or Task
Environment
“Environmental Requirements and
Specifications for EX Series Switches”
on page 63
Verify that environmental factors such as
temperature and humidity do not exceed switch
tolerances.
Power
Measure distance between external power
sources and switch installation site.
Locate sites for connection of system
grounding.
“Power Specifications for EX4200
Switches” on page 75
Calculate the power consumption and
requirements.
Hardware Configuration
61Copyright © 2015, Juniper Networks, Inc.

Juniper EX4200 Specifications

General

Model	EX4200
Switching Capacity	128 Gbps
Layer	Layer 2 and Layer 3
Form Factor	1U
Throughput	96 Mpps
Maximum VLANs	4096
MAC Address Table Size	16, 000
DRAM	1 GB
Flash Memory	1 GB
Forwarding Rate	96 Mpps
JUNOS Software	Yes
Ports	24 or 48
Stacking	Up to 10 switches in a Virtual Chassis configuration
Power Supply	AC or DC
Management	CLI, SNMP, J-Web
Input Voltage	100-240 VAC or -48 VDC
Operating Temperature	0°C to 45°C
Redundancy	Redundant power supplies
Virtual Chassis Technology	Yes
Storage Temperature	-40°C to 70°C
Humidity	5% to 90% non-condensing