To find the correct IOS version, log into the Cisco Web site, go to the Switches Downloads Web page, and navigate to LAN Switches.
That article focused primarily on upgrading routers.
While I wouldn't call it the firewall available, Cisco's adding more and more features to it all the time. According to the release notes for ASA software version 8.x, the upgrade boasts a number of new features.
But even more important than new ASA features is staying current with the software versions to keep the firewall patched with the latest security fixes. To download the ASA software, you must have a valid SMARTnet agreement.
It uses a few different commands, and the IOS and other files come compressed in a file.
Let's look at how you can get this important upgrade finished in four steps.
All, I seem to be having an issue with flashing the IOS of a Cisco 819.