[vlc-devel] Re: VLC-NAT

Jean-Paul Saman jean-paul.saman at planet.nl
Tue May 29 14:37:51 CEST 2007

deepak chitriki wrote:
> Hi Jean/Ramakrishnan,
>           I have one query regarding NAT poke packtes.Currenlty I am
> working on enhancement of RTSP client module for Motorola phones.For some
> networks,after initiating streaming all the UDP/RTP packets sent from the
> server are blocked by the network.It is observed that after disabling
> sending NAT packets ,the network is allowing UDP/RTP packets to reach
> client.
> Could you please tell me why network allows UDP packets after disabling NAT
> packets sent from the client.what is the significance of disabling
> sending NAT packets.

Most NAT setups only allow established connections. They don't except 
new connections unless they have been setup from the inside out.

In this situation you should use rtsp-tcp transport, unfortunately vlc 
doesn't support it on the server side.

Jean-Paul Saman.

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