Hi, a typical usecase for
rtpproxy_stream2uac(prompt_name, count), rtpproxy_stop_stream2uac() is "MusicOnHold". In this case, Kamailio does not have to create a new SDP, but it would only insert the RTPProxy to play the prompt. Kind regards, Carsten 2013/8/28 Adnan <112linuxstockh...@gmail.com>: > Thanks Olle. I know it's like asking MySQL to implement a picture filter .. > :-) but I am still wondering in what scenario do we use the following two > functions from the rtpproxy module: > > rtpproxy_stream2uac(prompt_name, count), > rtpproxy_stop_stream2uac() > > I am using the latest kamailio 4.0.3 and rtpproxy is running on the same > machine and have encoded the voice prompt using makeann that comes with the > rtpproxy. > > Would it playback the prompt as early media if kamailio on receiving the > INVITE from the phone, replies with 183 Ringing with some manually crafted > suitable sdp attached, can I then use some the above functions to playback > the prompt as early media? > > I know it works with SEMs and others media gws and granted that it is a > functionality not expected from a proxy but I am simply interested in > answering the question whether it is possible with latest kamailio and > rtpproxy and there is no other requirement restricting one when it comes to > the configuration. > > If early media playback is not possible then what are the above rtpproxy > functions for? > > /Adnan > > On Sat, Aug 17, 2013 at 12:27 PM, Olle E. Johansson <o...@edvina.net> wrote: >> >> >> 16 aug 2013 kl. 16:48 skrev Adnan <112linuxstockh...@gmail.com>: >> >> Hi, >> >> I know that this is not the purpose of the proxy but there is a situation >> in which our kamailio needs to playback early media for a small number of >> calls. >> >> Which module will be most suitable for this? >> >> >> One way is to use rtpproxy and just functions such asrtpproxy_stream2... >> to play back the prompts to the caller. >> >> Note that the caller is not behind NAT or behind any symmetric firewall. >> So we a free to choose. >> >> We know we could do it easily by dispatching to asterisk where we use the >> Progress() app or similar for freeswitch but we don't want add the overhead >> of a new media server installation and configuration. >> >> We need a kamailio based one box solution. >> >> Then you have to write your own module, since Kamailio by design does not >> handle media. Period. >> >> It's like asking MySQL to implement a picture filter for filters stored in >> the database, it's just not in the design. Kamailio is a SIP server that >> works with many media servers, but it's not a media server. >> >> Having said that you can propably fake a 183 and have a media server like >> SEMS do it, but adding Asterisk is pretty much the same. >> >> /O >> >> >> _______________________________________________ >> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list >> sr-users@lists.sip-router.org >> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users >> > > > _______________________________________________ > SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list > sr-users@lists.sip-router.org > http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users > -- Carsten Bock CEO (Geschäftsführer) ng-voice GmbH Schomburgstr. 80 D-22767 Hamburg / Germany http://www.ng-voice.com mailto:cars...@ng-voice.com Office +49 40 34927219 Fax +49 40 34927220 Sitz der Gesellschaft: Hamburg Registergericht: Amtsgericht Hamburg, HRB 120189 Geschäftsführer: Carsten Bock Ust-ID: DE279344284 Hier finden Sie unsere handelsrechtlichen Pflichtangaben: http://www.ng-voice.com/imprint/ _______________________________________________ SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list sr-users@lists.sip-router.org http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
