Cisco IOS Software Release 12.4(6)T - Retirement Notification
The Cisco IOS Software Release 12.4(6)T has been retired and is no longer supported.
End-of-Sale Date : 2009-07-01
End-of-Support Date : 2014-07-01
Cisco's End-of-Life Policy
You can view a listing of available Networking Software (IOS & NX-OS) offerings that best meet your specific needs