Hi Gerd, have you seen Olle's Project from 2017 about RadioBroadcasting?
https://www.kamailio.org/w/2017/11/oss-iris-broadcast-project-launched/ Best Regards Markus On Tue, May 8, 2018 at 8:29 AM, Pinter, Gerd. <g.pin...@radionrw.de> wrote: > Hello Henning, hello Community > > we are using high quality Codecs with bitrates up to 1500Kbit (PCM), but > usually 128kbit (Mpeg1 Layer3 or AAC-LD). 128 is Not too much, but I want > to be on the save side and therefore I prefer solution without Proxy. > By the way I am audio engineer at a german commercial radio broadcast > network and we try to establish our own "ISDN replacement-SIP Network" for > reporting from events like Soccer Games, Karneval, Rock Concerts, Political > Party Summits, Lawsuits... whatever. I want to keep frontend as simple as > it gets for the reporter. > Anyway, people told me that the SIP Server of "Mayah Communications" is > working without the need of stun or other Client side gadgets, but I am > also told that this Mayah server works without Proxy functions. That > Company won't tell me their settings of course, but if possible I'd like to > have this feature for our SIP Server. At the moment I have still vast > problems with connectivity from Devices that are logged on via Vodafone > Mobile Network. Even Stun does not work. I guess that CGNAT of Vodafone > (All of the Devices I have tested within Vodafone allocate IP Addresses in > private range!) opens different Ports for different outbound connections > which is the case if I use a 3rd party Stun Server. I have read a lot about > this issue these days and there is solution, but I am not too deep into > scripting an how to edit the kamailio.cfg. For example, I tried to start > Kamailio with Stun, but if I tried to use the built in Stun, I've got error > messages on the Client and also in the logfile of the SIP Server > (incomplete header of Stun message) Anyone can help, please? > > Best regards Gerd > > > Von: Henning Westerholt <h...@kamailio.org> > Gesendet: Montag, 7. Mai 2018 20:56 > An: sr-users@lists.kamailio.org > Cc: Pinter, Gerd. <g.pin...@radionrw.de> > Betreff: Re: [SR-Users] Connecting UAs behind Firewall/CgNat with Kamailio > without using a Stun Server > > Am Montag, 7. Mai 2018, 13:11:50 CEST schrieb Pinter, Gerd.: > > Hi > > Won't RTP Proxy cause al lot of traffic? We only have 155mbit for all IT > > traffic, and our Sip Server also have to manage connections outbound our > > house, where I thought it might be better let those clients do the > payload > > by peer to peer connection. If I got it right this traffic would flow > thru > > our Sip server with RTP Proxy enabled. > > Thanks a lot > > Hello Gerd, > > you understood it correctly, indeed using rtpengine/rtpproxy would mean > routing additionally your RTP traffic to your network. Depending on the > number of sessions and the used codec it may work perfectly, only with some > QoS tuning or not at all. You can estimate the bandwith, there are also > some calculators online. > > Best regards, > > Henning Westerholt > > > > _______________________________________________ > Kamailio (SER) - Users Mailing List > sr-users@lists.kamailio.org > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users > -- Dipl. Ing. Markus Monka - mmo...@sipgate.de Telefon: +49 (0)211-63 55 55-23 Telefax: +49 (0)211-63 55 55-22 sipgate GmbH - Gladbacher Str. 74 - 40219 Düsseldorf HRB Düsseldorf 39841 - Geschäftsführer: Thilo Salmon, Tim Mois Steuernummer: 106/5724/7147, Umsatzsteuer-ID: DE219349391
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