[streaming] rtsp+3gp, LAN ok, WAN ko

[Jean-Paul Saman]

mathieu leddet wrote:
> Hi all,
> 
> I've set up my VLC streaming server, telnet interface to add new VOD
> streams.
> 
> I got the video streamed fine and played well by a VLC client, in a LAN.
> 
> As soon as I try through internet, it breaks. The behaviour is :
> 
> -          client side : VLC player gets the video details (size,
> codecs, streams url for both video and audio). I get the SDP file... But
> then nothing. I get the famous message "Nothing recevide in 10s, trying
> TCP" but TCP does the same, aborting after 10 seconds as well.

This means the client doesn't receive the audio/video data, which is 
most likely to be caused by firewalls (either the client computer or the 
ADSL/Network firewall at the location of the client).

> -          Server side : udp connection to client gets opened, but when
> using the send(..) command, I get a connection refused. As if the client
> closed the connection... Firewall is not showing any "denied" requests,
> udp traffic being open on all ports for the sake of the test.

Firewalls are blocking the traffic of audio/video.

Gtz,
Jean-Paul Saman.