Determines which methods are supported by the RTSP (real time streaming protocol) server.
the path to query, defaults to "*" which queries the server itself, rather than a specific url.
nmap -p 554 --script rtsp-methods <ip>
PORT STATE SERVICE 554/tcp open rtsp | rtsp-methods: |_ DESCRIBE, SETUP, PLAY, TEARDOWN, OPTIONS
License: Same as Nmap--See https://nmap.org/book/man-legal.html