Juniper QFabric QFX3008-I, Manual, Page: 371 / 472

Figure 111: Installing a Side Fan Tray in a QFX3008-I Interconnect Device
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Related
Documentation
Removing a Side Air Filter from a QFX3008-I Interconnect Device on page 341
•
•
Maintaining the Air Filters in a QFX3008-I Interconnect Device on page 379
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Cooling System and Airflow in a QFX3008-I Interconnect Device on page 44
Taking a Control Board Offline in a QFX3008-I Interconnect Device
If you are going to remove a Control Board from a QFX3008-I Interconnect device, take
the Control Board offline before you remove it to preserve its configuration.
The Control Board performs Routing Engine functions in a QFX3008-I Interconnect
device. There are two Control Boards installed in a QFX3008-I Interconnect device.
CAUTION: When you switch Control Board mastership, or when a master
Control Board fails, no data traffic is forwarded over the QFX3008-I
Interconnect device. Data traffic over other QFX3008-I Interconnect devices
in your QFX3000 QFabric system is not disrupted.
NOTE: We recommend that you take the backup Control Board offline before
removing it.
Before you offline a Control Board:
345 Copyright © 2012, Juniper Networks, Inc.
Chapter 26: Replacing QFX3008-I Components