• Understanding QFX3000-G QFabric System Hardware Configurations on page 10
• Clearance Requirements for Airflowand Hardware Maintenancefora QFX3100 Director
Device on page 99
• Clearance Requirements for Airflow and Hardware Maintenance for a QFX3008-I
Interconnect Device on page 100
• Clearance Requirements for Airflow and Hardware Maintenance for a QFX3500 Device
on page 102
• Clearance Requirements for Airflow and Hardware Maintenance for EX4200 Switches
Site Preparation Checklist for a QFX3100 Director Device
The checklist in Table 16 on page 83 summarizes the tasks you need to perform when
preparing a site for a QFX3100 Director device installation.
Table 16: Site Preparation Checklist
Date
Performed
ByFor More InformationItem or Task
Environment
“Environmental Requirements and
Specifications for the QFX3100
Director Device” on page 89
Verify that environmental factors such as temperature and
humidity do not exceed QFX3100 Director device tolerances.
Power
Measure the distance between external power sources and
QFX3100 Director device installation site.
Calculate power consumption and requirements.
Hardware Configuration
“QFX3100 Director Device Overview”
on page 21
Choose the number and types of QFX3100 Director devices
you want to install.
Rack or Cabinet
“Rack Requirements for a QFX3100
Director Device” on page 93
Verify that your rack or cabinet meets the minimum
requirements for the installation of the QFX3100 Director
device.
“Clearance Requirements for Airflow
and Hardware Maintenance for a
QFX3100Director Device” on page 99
Plan the rack or cabinet location, including required space
clearances.
Secure the rack or cabinet to the floor and building structure.
Cables
83Copyright © 2012, Juniper Networks, Inc.
Chapter 5: Site Preparation
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