I believe these requirement have increased since some ISP does not allow commercial VoIP and they filter traffic and block RTP over UDP. Selvam On 7/18/13, J Alex Antony Vijay <jfalexvijay at gmail.com> wrote: > Shall I know why you want use TCP instead of UDP ? > > > On Tue, Jul 16, 2013 at 9:46 AM, Khoa Pham <onmyway133 at gmail.com> wrote: > >> Hi, for the SIP transport, pjsip and linphone server do support UDP, TCP >> But for Media transport, only UDP is supported. If you 'd like to support >> RTP over TCP, please see transport_udp.c in pjmedia project, and make >> your >> own transport_tcp >> >> Basically, you will not use UDP socket, but TCP socket for media packet >> >> >> On Thu, Apr 11, 2013 at 11:49 AM, Techie Sup >> <techsup0073 at gmail.com>wrote: >> >>> I too work on similar feature on routing RTP through TCP and please >>> share your observations if you come across with a working solution. >>> >>> Warm Regards >>> Selvam >>> >>> On 4/7/13, gaurav.srivastava2 at agnity.com <gaurav.srivastava2 at agnity.com> >>> wrote: >>> > >>> > Please check http://www.pjsip.org/sip_media_features.htm [1] >>> > >>> > On Sun, 7 >>> > Apr 2013 01:05:49 -0700, Haomiao Huang >>> > wrote: >>> >> Sorry, what I meant was >>> > that the RTP packets were still going out over UDP >>> >> and not TCP. So the >>> > SIP messaging packets were definitely TCP, but the >>> >> media packets were >>> > still UDP. >>> >> >>> >> Any thoughts on why this might be the case? Do I need to do >>> > something >>> >> separate in PJSIP to make the RTP go out over TCP as well? >>> >> >>> >> >>> > >>> >> On Sat, Apr 6, 2013 at 6:08 AM, J Mena wrote: >>> >> >>> >>> RTP is the protocol >>> > used by the application, the rtp packets can be sent >>> >>> over different >>> > transpors, udp or tcp >>> >>> >>> >>> >>> >>> >>> >>> On Apr 5, 2013, at 10:24 PM, "Haomiao >>> > Huang" >>> >>> wrote: >>> >>> >>> >>> Hi, >>> >>> I'm trying to get a VOIP app working over >>> > 3G. It looks like the RTP >>> >>> packets going to and from the phone are not >>> > getting through. I would like >>> >>> to send media using TCP. How would I go >>> > about doing this, and does the >>> >>> linphone server support this? I'm using >>> > sip.linphone.org for my >>> >>> registration. >>> >>> >>> >>> I've enabled TCP transport >>> > on both clients (standard linphone app on iOS >>> >>> and pjsua on MacOS). The >>> > SIP packets go through on TCP but RTP is still >>> >>> being used for the the >>> > audio itself. >>> >>> >>> >>> Any ideas/thoughts on this? Is it the server that's >>> > causing this, or do >>> >>> I need to do something on the client side? Is this >>> > even a good idea? Any >>> >>> help would be appreciated! >>> >>> -Haomiao >>> >>> >>> >>> >>> >>> >>> > _______________________________________________ >>> >>> Visit our blog: >>> > http://blog.pjsip.org >>> >>> >>> >>> pjsip mailing list >>> >>> pjsip at lists.pjsip.org >>> >>> >>> > http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org >>> >>> >>> >>> >>> >>> >>> > _______________________________________________ >>> >>> Visit our blog: >>> > http://blog.pjsip.org >>> >>> >>> >>> pjsip mailing list >>> >>> pjsip at lists.pjsip.org >>> >>> >>> > http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org >>> >>> >>> >>> >>> > >>> > >>> > Links: >>> > ------ >>> > [1] >>> > http://www.pjsip.org/sip_media_features.htm >>> > >>> >>> _______________________________________________ >>> Visit our blog: http://blog.pjsip.org >>> >>> pjsip mailing list >>> pjsip at lists.pjsip.org >>> http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org >>> >> >> >> >> -- >> Khoa Pham >> HCMC University of Science >> www.fantageek.com >> >> _______________________________________________ >> Visit our blog: http://blog.pjsip.org >> >> pjsip mailing list >> pjsip at lists.pjsip.org >> http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org >> >> > > > -- > > Regards, > J Alex Antony Vijay. >
