The Cisco IOS XE Release 2 has been retired and is no longer supported.
End-of-Sale Date: 2010-11-26
End-of-Support Date: 2015-11-30
Cisco's End-of-Life Policy
You can view a listing of available Cisco IOS XE offerings that best meet your specific needs
If you want support information for the Cisco IOS XE Release 2 documentation, it may be available through Cisco.com Search or in the Cisco Community