gst-rtsp-server, rtspsrc &Firewall/NAT?

[Mailing List SVR]

Il 28/07/2014 16:02, Carl Kovamees ha scritto:
>
> Hi all.
>
> This is about getting through a client side firewall/NAT that assigns 
> new source ports every connection.
>
> I’m using 1.4; gst-rtsp-server and the gst-launch-1.0 with playbin as 
> client.
>
> My client is behind a firewall/NAT that gives random outbound ports. 
> The rtsp-server side is pretty much wide open.
>
> After the RTSP PLAY message, but before the server starts to send RTP 
> packets, the client sends UDP packets to the correct server port (I 
> assume these are the rtspsrc element’s dummy packets). However, the 
> client source port is not what was specified in the RTSP SETUP message 
> (client_port) – the firewall seems to assign new ones every time.
>
> Is there any way to override the client_port based on the (dummy 
> packets) source port?
>
> If not, any ideas of how to leverage the rtspsrc element’s dummy 
> packets in lieu of implementing libnice or other firewall/NAT 
> traversal technics?
>
> Any ideas are much appreciated – thanks,
>

try to use rtsp over tcp, if you use gstreamer as client simply change 
the url from rtsp:// to rtspt://

Nicola

> /Carl
>
>
>
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