<div dir="ltr">even if it is not an economically sensible then It will be pretty situations to learn how to configure Kamailio and RTPProxy ;)<br></div><div class="gmail_extra"><br><div class="gmail_quote">2017-03-14 7:56 GMT+01:00 Alex Balashov <span dir="ltr"><<a href="mailto:abalashov@evaristesys.com" target="_blank">abalashov@evaristesys.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">An ambitious endeavour. Are you sure it's an economically sensible one, given that there are a variety of solutions already out there?<br>
<div class="HOEnZb"><div class="h5"><br>
On March 14, 2017 2:55:31 AM EDT, przeqpiciel <<a href="mailto:przeqpiciel@gmail.com">przeqpiciel@gmail.com</a>> wrote:<br>
>I would like to create PBX platform, at now I faced to make drag&drop<br>
>ivr<br>
>creator. After that I would create option for record calls for client<br>
>and<br>
>this is why I look for solution :)<br>
><br>
>2017-03-14 7:47 GMT+01:00 Alex Balashov <<a href="mailto:abalashov@evaristesys.com">abalashov@evaristesys.com</a>>:<br>
><br>
>> Yes, though of course you would have to correlate the calls (most<br>
>likely<br>
>> by Call-ID) and integrate all this.<br>
>><br>
>><br>
>> On March 14, 2017 2:46:27 AM EDT, przeqpiciel <<a href="mailto:przeqpiciel@gmail.com">przeqpiciel@gmail.com</a>><br>
>> wrote:<br>
>> >So, I can use Kamailio as SBC/Load balancer/registrar, Asterisk as<br>
>IVR<br>
>> >and<br>
>> >application server, and rtpproxy as media relay and recorder ?<br>
>> ><br>
>> >2017-03-14 7:44 GMT+01:00 Alex Balashov <<a href="mailto:abalashov@evaristesys.com">abalashov@evaristesys.com</a>>:<br>
>> ><br>
>> >> It can record, as can a number of other media relays.<br>
>> >><br>
>> >> On March 14, 2017 2:43:15 AM EDT, przeqpiciel<br>
><<a href="mailto:przeqpiciel@gmail.com">przeqpiciel@gmail.com</a>><br>
>> >> wrote:<br>
>> >> >>> WHy not installing rtpproxy and proxying all<br>
>> >> >Because I would like to record some calls and I dont know<br>
>RTPProxy's<br>
>> >> >features, maybe it could record ?<br>
>> >> ><br>
>> >> >2017-03-14 5:14 GMT+01:00 anfecora <<a href="mailto:anfecora@gmail.com">anfecora@gmail.com</a>>:<br>
>> >> ><br>
>> >> >> WHy not installing rtpproxy and proxying all rtp to the inside<br>
>> >uase<br>
>> >> >> kamailio to load balance them, it will be transparent on the<br>
>> >inside<br>
>> >> >perhaps<br>
>> >> >> a cleaner solution?<br>
>> >> >><br>
>> >> >> On Mon, Mar 13, 2017 at 3:21 PM, Kjeld Flarup <<a href="mailto:kfc@viptel.dk">kfc@viptel.dk</a>><br>
>> >wrote:<br>
>> >> >><br>
>> >> >>> As I recall it is sequential, but not from the start<br>
>everytime,<br>
>> >it<br>
>> >> >is<br>
>> >> >>> incrementing all the time.<br>
>> >> >>><br>
>> >> >>> If You are running three servers, then with a 100% identical<br>
>> >load,<br>
>> >> >one<br>
>> >> >>> would expect an average of 2 failing attempts per call.<br>
>> >> >>><br>
>> >> >>> The reality I see is however often very different RTP ports,<br>
>most<br>
>> >> >likely<br>
>> >> >>> because load isn't 100% identical.<br>
>> >> >>><br>
>> >> >>><br>
>> >> >>> Med venlig hilsen / Best regards<br>
>> >> >>> Kjeld Flarup (Christensen) M.Sc E.E, Teknisk chef<br>
>> >> >>> Viptel ApS, Hammershusvej 16C, DK-7400 Herning<br>
>> >> >>> Telefon: <a href="tel:%2B45%2046949949" value="+4546949949">+45 46949949</a>, Telefax: <a href="tel:%2B45%2046949950" value="+4546949950">+45 46949950</a>, <a href="http://viptel.dk" rel="noreferrer" target="_blank">http://viptel.dk</a><br>
>> >> >>><br>
>> >> >>> On 03/13/2017 11:05 PM, Alex Balashov wrote:<br>
>> >> >>><br>
>> >> >>>> Well, indeed, but a sequential scan of many consecutive ports<br>
>> >like<br>
>> >> >this<br>
>> >> >>>> from the bottom of the same range can be quite a latent<br>
>> >operation.<br>
>> >> >So at<br>
>> >> >>>> the very least the allocation strategy would benefit from<br>
>being<br>
>> >> >random.<br>
>> >> >>>> Does Asterisk take that approach?<br>
>> >> >>>><br>
>> >> >>>> On March 13, 2017 6:04:06 PM EDT, Kjeld Flarup<br>
><<a href="mailto:kfc@viptel.dk">kfc@viptel.dk</a>><br>
>> >> >wrote:<br>
>> >> >>>><br>
>> >> >>>>> No there is no such thing as magic.<br>
>> >> >>>>><br>
>> >> >>>>> The most obvious way to implement the RTP port handling, is<br>
>to<br>
>> >> >first<br>
>> >> >>>>> open the next UDP port in the OS, and then report that back<br>
>in<br>
>> >the<br>
>> >> >>>>> Invite/200Ok. If the port cannot be opened, then simply try<br>
>the<br>
>> >> >next in<br>
>> >> >>>>><br>
>> >> >>>>> line.<br>
>> >> >>>>><br>
>> >> >>>>><br>
>> >> >>>>> Med venlig hilsen / Best regards<br>
>> >> >>>>> Kjeld Flarup (Christensen) M.Sc E.E, Teknisk chef<br>
>> >> >>>>> Viptel ApS, Hammershusvej 16C, DK-7400 Herning<br>
>> >> >>>>> Telefon: <a href="tel:%2B45%2046949949" value="+4546949949">+45 46949949</a>, Telefax: <a href="tel:%2B45%2046949950" value="+4546949950">+45 46949950</a>,<br>
><a href="http://viptel.dk" rel="noreferrer" target="_blank">http://viptel.dk</a><br>
>> >> >>>>><br>
>> >> >>>>> On 03/13/2017 01:52 PM, przeqpiciel wrote:<br>
>> >> >>>>><br>
>> >> >>>>>> Maybe there is an magic device? I know that if we have an<br>
>> >> >asterisk,<br>
>> >> >>>>>> that become to us with default configuration of rtp ports<br>
>sets<br>
>> >to<br>
>> >> >>>>>> 10000_20000. And each call choose the one port fron that<br>
>> >range.<br>
>> >> >So if<br>
>> >> >>>>>> we have several asterisks with default configuratiin of<br>
>rtp,<br>
>> >> >there is<br>
>> >> >>>>>> possibilities to have 2 concurent calls each through<br>
>another<br>
>> >> >asterisk<br>
>> >> >>>>>> instance with this same rtp port. Am i right?<br>
>> >> >>>>>><br>
>> >> >>>>>> So mqybe this magic device could see source IP address and<br>
>> >route<br>
>> >> >rtp<br>
>> >> >>>>>> to correct adterisk?<br>
>> >> >>>>>><br>
>> >> >>>>>> <a href="tel:13.03.2017%207" value="+48130320177">13.03.2017 7</a>:15 AM "Alex Balashov"<br>
><<a href="mailto:abalashov@evaristesys.com">abalashov@evaristesys.com</a><br>
>> >> >>>>>> <mailto:<a href="mailto:abalashov@evaristesys.com">abalashov@evaristesys.<wbr>com</a>>> napisał(a):<br>
>> >> >>>>>><br>
>> >> >>>>>> On Mon, Mar 13, 2017 at 07:08:09AM +0100, Kjeld Flarup<br>
>> >> >wrote:<br>
>> >> >>>>>><br>
>> >> >>>>>> > We run multiple Asterisk instances since 1.4 and<br>
>never<br>
>> >> >>>>>> configured RTP ports.<br>
>> >> >>>>>> ><br>
>> >> >>>>>> > More challenging issues are the Asterisk DB, and the<br>
>> >> >Asteisk<br>
>> >> >>>>>><br>
>> >> >>>>> home.<br>
>> >> >>>>><br>
>> >> >>>>>> You may not have enough calls for RTP port collisions<br>
>to<br>
>> >> >become<br>
>> >> >>>>>><br>
>> >> >>>>> an<br>
>> >> >>>>><br>
>> >> >>>>>> issue. Otherwise, I'm not sure how you're avoiding it,<br>
>> >since<br>
>> >> >>>>>><br>
>> >> >>>>> Asterisk<br>
>> >> >>>>><br>
>> >> >>>>>> isn't aware of which ports from within the range are<br>
>in<br>
>> >use.<br>
>> >> >>>>>><br>
>> >> >>>>>> --<br>
>> >> >>>>>> Alex Balashov | Principal | Evariste Systems LLC<br>
>> >> >>>>>><br>
>> >> >>>>>> Tel: <a href="tel:%2B1-706-510-6800" value="+17065106800">+1-706-510-6800</a> <tel:%2B1-706-510-6800> /<br>
>> >> >+1-800-250-5920<br>
>> >> >>>>>> <tel:%2B1-800-250-5920> (toll-free)<br>
>> >> >>>>>> Web: <a href="http://www.evaristesys.com/" rel="noreferrer" target="_blank">http://www.evaristesys.com/</a>,<br>
>> ><a href="http://www.csrpswitch.com/" rel="noreferrer" target="_blank">http://www.csrpswitch.com/</a><br>
>> >> >>>>>><br>
>> >> >>>>>> ______________________________<wbr>_________________<br>
>> >> >>>>>> SIP Express Router (SER) and Kamailio (OpenSER) -<br>
>> >sr-users<br>
>> >> >>>>>><br>
>> >> >>>>> mailing<br>
>> >> >>>>><br>
>> >> >>>>>> list<br>
>> >> >>>>>> <a href="mailto:sr-users@lists.sip-router.org">sr-users@lists.sip-router.org</a><br>
>> >> >>>>>><br>
>> >> >>>>> <mailto:<a href="mailto:sr-users@lists.sip-router.org">sr-users@lists.sip-<wbr>router.org</a>><br>
>> >> >>>>><br>
>> >> >>>>>><br>
>> >> ><a href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users" rel="noreferrer" target="_blank">http://lists.sip-router.org/<wbr>cgi-bin/mailman/listinfo/sr-<wbr>users</a><br>
>> >> >>>>>><br>
>> >> ><<a href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users" rel="noreferrer" target="_blank">http://lists.sip-router.org/<wbr>cgi-bin/mailman/listinfo/sr-<wbr>users</a>><br>
>> >> >>>>>><br>
>> >> >>>>>><br>
>> >> >>>>>><br>
>> >> >>>>>> ______________________________<wbr>_________________<br>
>> >> >>>>>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users<br>
>> >> >mailing<br>
>> >> >>>>>><br>
>> >> >>>>> list<br>
>> >> >>>>><br>
>> >> >>>>>> <a href="mailto:sr-users@lists.sip-router.org">sr-users@lists.sip-router.org</a><br>
>> >> >>>>>><br>
><a href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users" rel="noreferrer" target="_blank">http://lists.sip-router.org/<wbr>cgi-bin/mailman/listinfo/sr-<wbr>users</a><br>
>> >> >>>>>><br>
>> >> >>>>><br>
>> >> >>>> -- Alex<br>
>> >> >>>><br>
>> >> >>>> --<br>
>> >> >>>> Principal, Evariste Systems LLC (<a href="http://www.evaristesys.com" rel="noreferrer" target="_blank">www.evaristesys.com</a>)<br>
>> >> >>>><br>
>> >> >>>> Sent from my Google Nexus.<br>
>> >> >>>><br>
>> >> >>>> ______________________________<wbr>_________________<br>
>> >> >>>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users<br>
>> >mailing<br>
>> >> >list<br>
>> >> >>>> <a href="mailto:sr-users@lists.sip-router.org">sr-users@lists.sip-router.org</a><br>
>> >> >>>> <a href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users" rel="noreferrer" target="_blank">http://lists.sip-router.org/<wbr>cgi-bin/mailman/listinfo/sr-<wbr>users</a><br>
>> >> >>>><br>
>> >> >>><br>
>> >> >>><br>
>> >> >>> ______________________________<wbr>_________________<br>
>> >> >>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users<br>
>> >mailing<br>
>> >> >list<br>
>> >> >>> <a href="mailto:sr-users@lists.sip-router.org">sr-users@lists.sip-router.org</a><br>
>> >> >>> <a href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users" rel="noreferrer" target="_blank">http://lists.sip-router.org/<wbr>cgi-bin/mailman/listinfo/sr-<wbr>users</a><br>
>> >> >>><br>
>> >> >><br>
>> >> >><br>
>> >> >> ______________________________<wbr>_________________<br>
>> >> >> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users<br>
>mailing<br>
>> >> >list<br>
>> >> >> <a href="mailto:sr-users@lists.sip-router.org">sr-users@lists.sip-router.org</a><br>
>> >> >> <a href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users" rel="noreferrer" target="_blank">http://lists.sip-router.org/<wbr>cgi-bin/mailman/listinfo/sr-<wbr>users</a><br>
>> >> >><br>
>> >> >><br>
>> >><br>
>> >><br>
>> >> -- Alex<br>
>> >><br>
>> >> --<br>
>> >> Principal, Evariste Systems LLC (<a href="http://www.evaristesys.com" rel="noreferrer" target="_blank">www.evaristesys.com</a>)<br>
>> >><br>
>> >> Sent from my Google Nexus.<br>
>> >><br>
>> >> ______________________________<wbr>_________________<br>
>> >> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing<br>
>> >list<br>
>> >> <a href="mailto:sr-users@lists.sip-router.org">sr-users@lists.sip-router.org</a><br>
>> >> <a href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users" rel="noreferrer" target="_blank">http://lists.sip-router.org/<wbr>cgi-bin/mailman/listinfo/sr-<wbr>users</a><br>
>> >><br>
>><br>
>><br>
>> -- Alex<br>
>><br>
>> --<br>
>> Principal, Evariste Systems LLC (<a href="http://www.evaristesys.com" rel="noreferrer" target="_blank">www.evaristesys.com</a>)<br>
>><br>
>> Sent from my Google Nexus.<br>
>><br>
>> ______________________________<wbr>_________________<br>
>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing<br>
>list<br>
>> <a href="mailto:sr-users@lists.sip-router.org">sr-users@lists.sip-router.org</a><br>
>> <a href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users" rel="noreferrer" target="_blank">http://lists.sip-router.org/<wbr>cgi-bin/mailman/listinfo/sr-<wbr>users</a><br>
>><br>
<br>
<br>
-- Alex<br>
<br>
--<br>
Principal, Evariste Systems LLC (<a href="http://www.evaristesys.com" rel="noreferrer" target="_blank">www.evaristesys.com</a>)<br>
<br>
Sent from my Google Nexus.<br>
<br>
______________________________<wbr>_________________<br>
SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list<br>
<a href="mailto:sr-users@lists.sip-router.org">sr-users@lists.sip-router.org</a><br>
<a href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users" rel="noreferrer" target="_blank">http://lists.sip-router.org/<wbr>cgi-bin/mailman/listinfo/sr-<wbr>users</a><br>
</div></div></blockquote></div><br></div>