rtsp通过代理上的http

I am trying to fetch an RTSP stream over HTTP using a proxy. The behavior of the Real client seems to be a bit hectic: it tries all the possible ports, methods and protocols at once. The only thing that should work is HTTP GET over port 80. Such a request is indeed issued, and is received on the server. Here's how the request looks when it is sent by the proxy to the server:I am trying to fetch an RTSP stream over HTTP u