Cisco IOS XR Software Release 4.1 - Retirement Notification The Cisco IOS XR Software Release 4.1 has been retired and is no longer supported. End-of-Sale Date: 2013-09-19 End-of-Support Date: 2018-09-20 Cisco's End-of-Life Policy You can view a listing of available null offerings that best meet your specific needs If you want support information for the Cisco IOS XR Software Release 4.1 documenta
