# RTSP Protocol Agent

The RTSP (Real Time Streaming Protocol) network control protocol is used for establishing and controlling media sessions between clients and media servers.

The RTSP Protocol Agent allows RTP (Real-time Transport Protocol) and RTCP (Real-time Control Protocol) media streaming connections initiated with RTSP through the engine. On Firewalls, it also handles NAT modifications to the protocol payload. This Protocol Agent has parameters you can set in the Service properties.