NBAR is a more of an intelligent classification and has the ability to identify web based and client-server applications that uses dynamic ports as well as those using well known port numbers (like Bit Torrent). This helps the network administrator identify what really is going on in the network and then define QoS policies to ensure that the bandwidth is used for its original purpose – run business applications.
You can select the Grid option to view the list of NBAR apps and its bandwidth utilization. Expand the widget by clicking on the to get the complete list of NBAR apps of the selected interface.
Click on the NBAR app to get the Conversation details based on the NBAR applications.