Juniper QFX3000-G QFabric, Deployment Manual, Page: 188 / 652

Installing Cage Nuts for the Four-Post Mounting Shelf and Support Bracket for
QFX3008-I Interconnect Device Four-Post Rack or Cabinet Mounting
For racks without threaded holes, you must install cage nuts on the rack or cabinet rails
in the locations specified in
Table 59 on page 161 (an X indicates a mounting hole location).
Before you begin, ensure that you have 18 cage nuts appropriate for your rack or cabinet.
To install the cage nuts in the proper locations:
1.
On the front rack or cabinet, install cage nuts in the holes specified in
Table 59 on page 161 for the large shelf.
2.
On the rear rack or cabinet, install cage nuts in the holes specified in
Table 59 on page 161 for the support bracket.
Installing the Rear Support Bracket for QFX3008-I Interconnect Device Four-Post
Rack or Cabinet Mounting
To mount the chassis on a four-post rack or cabinet, you must first install the four-post
mounting shelf and rear support bracket on the rack or cabinet.
Before you begin, ensure that you have the following parts and tools available to install
the rear support bracket:
•
A Phillips (+) screwdriver, number 2 or 3, depending on the size of your rack mounting
screws (not provided)
• 12 mounting screws appropriate for your rack to attach the rear support bracket to the
rack (not provided)
To install the rear support bracket:
1.
On the rear of each rear rack rail, partially insert a mounting screw 1 U below where
you intend to install the chassis.
2.
Install the rear support bracket on the rear of the rear rack rails. Rest the bottom slot
of the rear support bracket on a mounting screw. The rear support bracket extends
toward the center of the rack.
3.
Partially insert screws into the open holes in the rear support bracket. Tighten all the
screws.
Installing the Four-Post Mounting Shelf for QFX3008-I Interconnect Device
Four-Post Rack or Cabinet Mounting
To mount the chassis on a four-post rack or cabinet, you must first install the four-post
rack mounting shelf and rear support bracket on the rack or cabinet.
Before you begin, ensure that you have the following parts and tools available to install
the four-post rack mounting shelf:
• A Phillips (+) screwdriver, number 2 or 3, depending on the size of your rack mounting
screws (not provided)
Copyright © 2015, Juniper Networks, Inc. 162
QFX3000-G QFabric System Deployment Guide