Cisco Cisco Firepower Management Center 4000 Release Notes

Version 5.2.0.2

Sourcefire 3D System Release Notes

5

Updating Your Appliances

Screen Resolution Compatibility

Sourcefire recommends selecting a screen resolution that is at least 1280 pixels 

wide. The user interface is compatible with lower resolutions, but a higher 

resolution optimizes the display.

Updating Your Appliances

The following sections help you prepare for and install the Version 5.2.0.2 update:

Do not reboot or shut down your appliances during the update until 

after you see the login prompt. The system may appear inactive during the 

pre-checks portion of the update; this is expected behavior and does not require 

you to reboot or shut down your appliances.

Planning the Update

Before you begin the update, you must thoroughly read and understand these 

release notes, especially 

 on page 2. To ensure a smooth update process, you must also read the 

following sections.

You must reimage appliances running Version 4.10.x of the system 

to Version 5.2 before you install this update. For more information and reimage 

instructions, see the Version 5.2 Sourcefire 3D System Release Notes and the 

Sourcefire 3D System Installation Guide.

Sourcefire 3D System Version Requirements

To update to Version 5.2.0.2, an appliance must be running at least Version 5.2. If 

you are running an earlier version, you can obtain updates from the 

.

A Defense Center must be running at least Version 5.2 to update its managed 

devices to Version 5.2.0.2.
The closer your appliances’ current version to the release version (Version 

5.2.0.2), the less time the update takes.