Rack Requirements For A Qfx3500 Device - Juniper QFX5110 Series Hardware Documentation

One pair of fixed rail mounting brackets for front-mounting or rear-mounting the switch on four posts
of a rack
One pair of adjustable rail mounting brackets for front-mounting or rear-mounting the switch on four
posts of a rack
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Clearance Requirements for Airflow and Hardware Maintenance for a QFX3600 or QFX3600-I
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Mounting a QFX3600 or QFX3600-I Device on Four Posts in a Rack or Cabinet | 303
Mounting a QFX3600 or QFX3600-I Device on Two Posts in a Rack or Cabinet | 301

Rack Requirements for a QFX3500 Device

A QFX3500 device is designed to be installed on four-post racks.
Rack requirements consist of:
Rack type
Mounting bracket hole spacing
Rack size and strength
Rack connection to the building structure
Table 25 on page 114 provides the rack requirements and specifications for the QFX3500 device.
Table 25: Rack Requirements for the QFX3500 Device
Rack Requirement
Rack type
Guidelines
Use a four-post rack. You can mount the device on a four-post rack that provides bracket
holes or hole patterns spaced at 1 U (1.75 in. or 4.45 cm) increments and that meets the
size and strength requirements to support the weight.
A U is the standard rack unit defined in Cabinets, Racks, Panels, and Associated Equipment
(document number EIA-310–D) published by the Electronics Industry Association.
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