What are the steps for configuring stateful NBAR for dynamic protocols?

A.
Use the command ip nbar protocol-discovery to allow identification of stateful protocols. Use the command ip nbar port-map to attach the protocols to an interface.

B.
Use the command match protocol rtp to allow identification of real-time audio and video traffic. Use the command ip nbar port-map to extend the NBAR functionality for well-known protocols to new port numbers.

C.
Use the comand match protocol to allow identification of stateful protocols. Use the command ip nbar port-map to attach the protocols to an interface.

D.
Configure a traffic class. Configure a traffic policy. Attach the traffic policy to an interface.

E.
Configure video streaming. Configure audio streaming. Attach the codec to an interface.