Cisco IOS Software Major Release 12.2 achieved General Deployment certification in February 2004. With this certification, Major Release 12.2 adds a new level of maturity to the already robust portfolio of Cisco IOS Software releases. The releases in this portfolio, including Release 12.2, Release 12.3, and Release 12.3T, each address specific customer needs.
Highlights of Major Release 12.2 include Quality of Service, Traffic Classification, and Multimedia advancements, in addition to the introduction of the Cisco 2600XM Series Router. This release will integrate the functionality and hardware support previously introduced in Cisco IOS Software Releases 12.1 and 12.1T.
Cisco IOS Software Release 12.2(21a), the first customer shipment (FCS) of Release 12.2 General Deployment, supports the Cisco 2600, 3600, 7200, and 7500 Series Routers.