Cisco Cisco FirePOWER Appliance 7020
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Version 5.3.0.3
Sourcefire 3D System Release Notes
9
Updating Your Appliances
one at a time. This allows the other VAPs in the group to inspect network traffic
while the VAP that is being updated reloads. If you are using single-VAP VAP
groups in an inline deployment, reloading the VAP causes an interruption in
network traffic. Make sure you plan the update for a maintenance window or
other time when it will have the least impact on your deployment.
After the Installation
After you perform the update on either the Defense Center or managed devices,
you must reapply device configuration and access control policies. Applying an
access control policy may cause a short pause in traffic flow and processing, and
may also cause a few packets to pass uninspected. For more information, see the
Sourcefire 3D System User Guide.
There are several additional post-update steps you should take to ensure that
There are several additional post-update steps you should take to ensure that
your deployment is performing properly. These include:
•
verifying that the update succeeded
•
making sure that all appliances in your deployment are communicating
successfully
•
updating your intrusion rules, if necessary
•
updating your vulnerability database (VDB) to at least version 220
•
making any required configuration changes based on the information in
The next sections include detailed instructions not only on performing the update,
but also on completing any post-update steps. Make sure you complete all of the
listed tasks.
Updating a Defense Center
Use the procedure in this section to update your Defense Centers, including
virtual Defense Centers. For the Version 5.3.0.3 update, Defense Centers reboot.
WARNING!
Before you update the Defense Center, reapply access control
policies to any managed devices. Otherwise, the eventual update of the managed
device may fail.
WARNING!
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.