Cisco Cisco Web Security Appliance S160 Guía Del Usuario
Chapter 26 System Administration
Upgrading the System Software
26-40
Cisco IronPort AsyncOS 7.1 for Web User Guide
OL-23207-01
Upgrading the System Software
Upgrading AsyncOS for Web uses the following two step process:
Step 1
Configure the update and upgrade settings. You can configure settings that
affect how the Web Security appliance downloads the upgrade information. For
example, you can choose from where to download the upgrade images and more.
For more information, see
affect how the Web Security appliance downloads the upgrade information. For
example, you can choose from where to download the upgrade images and more.
For more information, see
Step 2
Upgrade the system software. After you configure the update and upgrade
settings, upgrade the software on the appliance. For more information, see
settings, upgrade the software on the appliance. For more information, see
and
Consider the following guidelines when you upgrade AsyncOS for Web:
•
Before you start the upgrade, save the XML configuration file off the Web
Security appliance from the System Administration > Configuration File
page or by using the
Security appliance from the System Administration > Configuration File
page or by using the
saveconfig
command. For more information, see
.
•
When upgrading, do not pause for long amounts of time at the various
prompts. If the TCP session times out during the download, the upgrade may
fail.
prompts. If the TCP session times out during the download, the upgrade may
fail.
•
Consider saving the configuration information to an XML file after the
upgrade completes, too.
upgrade completes, too.
Upgrading AsyncOS for Web from the Web Interface
To upgrade AsyncOS after you configure the update and upgrade settings:
Step 1
On the System Administration > Configuration File page, save the XML
configuration file off the Web Security appliance.
configuration file off the Web Security appliance.
Step 2
On the System Administration > System Upgrade page, click Available
Upgrades.
Upgrades.
The Available Upgrades page is displayed.