OK, thanks a lot for the information. -----Mensaje original----- De: Guillaume Beraudo [mailto:[email protected]] Enviado el: miércoles, 13 de noviembre de 2013 16:08 Para: [email protected] Asunto: Re: [Linphone-users] sip.linphone.org proxy does not relay sendonly stream
Hi, It is a NAT problem. If you are behind a NAT you need first to push a hole into it in order to let the incoming rtp stream reach you. Guillaume On Wed, Nov 13, 2013 at 03:54:09PM +0100, Fran Alcala wrote: > Guillaume, thanks for your response. > > I would appreciate is you could extend a bit what you mean. > > If I set up a sendonly stream I expect the other party not to send any RTP > at all (am I wrong?). Does that (a one direction stream) disturb > sip.linphone proxy? Why? > > Regards, > Fran > > -----Mensaje original----- > De: Guillaume Beraudo [mailto:[email protected]] > Enviado el: martes, 12 de noviembre de 2013 10:55 > Para: [email protected] > Asunto: Re: [Linphone-users] sip.linphone.org proxy does not relay sendonly > stream > > Hi, > > > It may be due to the Linphone 3.5 not sending any rtp. > > You should try replacing the linphone 3.5 by a 3.6. > > Cheers, > > > Guillaume > > On Thu, Nov 07, 2013 at 01:38:46PM +0100, Fran Alcala wrote: > > Hi all, > > > > > > > > I am looking for help to solve an issue with linphone to linphone video > > calls using sip.linphone.org as proxy. > > > > > > > > The setup is as follows: > > > > On one side, a device running Linphone 3.3.2 on Linux ('local' from now > on). > > It captures and sends video but does not display video. Audio is full > > duplex. > > > > On the other side, a device running Linphone 3.5 on Linux ('remote' from > now > > on). It can capture video, but I don't want it to send the video stream > > (since the other side cannot display it). > > > > > > > > During negotiation 'local' sends an INVITE with a SDP that includes > > a=sendonly for the video stream. > > > > This is relayed by proxy to 'remote'. Proxy changes port numbers to its > own > > ports and keeps a=sendonly. So far so good. > > > > > > > > Remote responds with an OK with SDP. There I can see a=recvonly for the > > video stream. > > > > This OK is relayed to local, again Proxy changes port numbers and keeps a= > > recvonly. So negotiation looks ok. > > > > > > > > Once communication starts, local device starts sending video RTP to the > port > > number indicated by proxy to local in the 'OK with SDP' message. > > > > But this rtp video stream is not reaching 'remote'. Wireshark sees no > trace > > of that video stream coming from proxy. > > > > > > > > As one would expect, 'remote' is not sending any video stream, as required > > by sendonly attribute. > > > > And audio stream, that is sendrecv (default), is relayed in both > directions > > by proxy without any problem. > > > > > > > > Anybody could help me on this? > > > > > > > > Thanks a lot. > > > > > > > > > > > > > _______________________________________________ > > Linphone-users mailing list > > [email protected] > > https://lists.nongnu.org/mailman/listinfo/linphone-users > > > > > > _______________________________________________ > Linphone-users mailing list > [email protected] > https://lists.nongnu.org/mailman/listinfo/linphone-users _______________________________________________ Linphone-users mailing list [email protected] https://lists.nongnu.org/mailman/listinfo/linphone-users
