New Features in Release 12.1(6)E

• Catalyst 6500 Series SW Documentation for Cisco IOS Release 12.1 E
  For Cisco IOS Release 12.1(13)E5 and all earlier releases

• Network-Based Application Recognition
  The NBAR and dNBAR features on all platforms for all Cisco IOS Releases are covered in this document.

• VPN Device Manager