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</o:shapelayout></xml><![endif]--></head><body lang=NL link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hello,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-US>I want to separate signaling and media in our architecture but I’m not entirely sure if the following will work (note that it is still in a design phase and these kinds of constructs are still new to me):<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>User Agent 1-------------- Kamailio -------------- User Agent 2<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> | |<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> | |<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> | |<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> -------------- Media Server Cluster -------------- <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>The signaling will go through Kamailio but the media stream should pass through one of the media servers in the cluster for each call.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Is it possible to achieve this by having Kamailio instruct the media server which ports to open and alter sdp information?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>I think that the RTP Proxy module does precisely this, but what I still don’t understand is how the rtp stream is passed between these two agents for each call.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Also, is RTP proxy the best way to do this or are there any other third party media servers which I could use? I don’t need any fancy functionality, just basic media handling/pass-through.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Regards,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Grant <o:p></o:p></span></p></div></body></html>