8-11
Firepower 7000 and 8000 Series Installation Guide
Chapter 8 Restoring a Firepower System Appliance to Factory Defaults
Using the Interactive Menu to Restore an Appliance
Downloading the ISO and Update Files and Mounting the Image
Access:
Admin
The final step before you invoke the restore process is to download the necessary files and mount the
ISO image.
Before You Begin
•
Before you begin this step, you may want to save your restore configuration for later use. For more
information, see
Saving and Loading Restore Configurations, page 8-13
.
To download and mount the ISO image:
Step 1
From the main menu, select
4 Download and Mount ISO
.
Step 2
When prompted, confirm your choice. If you are downloading from an SCP server, enter your password
when prompted.
The appropriate files are downloaded and mounted.
What to Do Next
•
Continue with the next section,
Invoking the Restore Process
Access:
Admin
After you download and mount the ISO image, you are ready to invoke the restore process. If you are
restoring an appliance to a different major version from the version currently installed on the appliance,
a two-pass restore process is required. The first pass updates the operating system, and the second pass
installs the new version of the system software.
First Pass of Two (Changing Major Versions Only)
When restoring an appliance to a different major version, a first pass by the restore utility updates the
appliance’s operating system, and, if necessary, the restore utility itself.
Note
If you are restoring an appliance to the same major version, or if this is your second pass through the
process, skip to the next procedure:
Second or Only Pass, page 8-12
.
To perform the first pass of a two-pass restore process:
Step 1
From the main menu, select
5 Run the Install
.
Step 2
When prompted (twice), confirm that you want to reboot the appliance.
Step 3
Monitor the reboot and invoke the restore process again:
•
If the system is performing a database check, you may see the following message:
The system is
not operational yet. Checking and repairing database are in progress. This may take
a long time to finish.