In reply to Dilip Sharma.

Hi Dillip, SD-AVC is a new technology that is constantly improving and runs as a service on your Cisco device. Read more here: https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/avc/sd-avc/1-1-0/ug/sd-avc-1-1-0-ug.html