[streaming] Re: Control port for streaming used by VLC

[Benjamin PRACHT]

On Fri, Dec 10, 2004, Mohamed Gombolaty wrote :
> Dear Benjamin,
> 
> Actually we use the unicast udp streaming solution to
> one destination IP, the server vlc is configured to
> use the client IP address and the port 1234, the
> client watches the stream with the RTP udp:// , we
> tried to sniff the traffic but can only see port UDP
> 1234 and nothing else.
> 
> As I understand is that the streaming servers use this
> control port to negotiate the data taht needs to be
> exchanged between the client and the server and then
> starts the stream and some suggest that it also keeps
> track of the streaming through it.
> 
> If you still have any inquries please let me know.
> 

UDP streaming is a "push" system, meaning that the server sends the data
on the network at the rate of the stream, whether there is a client on
the other side or not. There is no control port or stream negociation.
If you want such things, you should have a look at RTP/RTSP...

-- 
BigBen

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