Cisco Cisco Web Security Appliance S690 User Guide
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AsyncOS 9.0 for Cisco Web Security Appliances User Guide
Chapter 22 Perform System Administration Tasks
AsyncOS for Web Upgrades and Updates
Figure 22-1
Upgrading from a Local Server
Hardware and Software Requirements for Local Upgrade Servers
For downloading AsyncOS upgrade files, you must have a system in your internal network that has a
web browser and Internet access to the Cisco update servers.
web browser and Internet access to the Cisco update servers.
Note
If you need to configure a firewall setting to allow HTTP access to this address, you must configure it
using the DNS name and not a specific IP address.
using the DNS name and not a specific IP address.
For hosting AsyncOS upgrade files, a server on the internal network must have a web server, such as
Microsoft IIS (Internet Information Services) or the Apache open source server, which has the following
features:
Microsoft IIS (Internet Information Services) or the Apache open source server, which has the following
features:
•
Supports the display of directory or filenames in excess of 24 characters.
•
Has directory browsing enabled.
•
Is configured for anonymous (no authentication) or Basic (“simple”) authentication.
•
Contains at least 350MB of free disk space for each AsyncOS upgrade image.
Configuring Upgrades from a Local Server
Step 1
Configure a local server to retrieve and serve the upgrade files.
Step 2
Download the upgrade zip file.
Using a browser on the local server, go to
http://updates.ironport.com/fetch_manifest.html
to download a zip file of an upgrade image. To
download the image, enter your serial number (for a physical appliance) or VLN (for a virtual appliance)
and the version number of the appliance. You will then be presented with a list of available upgrades.
Click on the upgrade version that you want to download.
and the version number of the appliance. You will then be presented with a list of available upgrades.
Click on the upgrade version that you want to download.
Step 3
Unzip the zip file in the root directory on the local server while keeping the directory structure intact.
Step 4
Configure the appliance to use the local server using the System Administration > Upgrade and Update
Settings page or the
Settings page or the
updateconfig
command.