maybe you need to register to VPN IP , not to the public IP of Kamailio *Antony* [email protected] +380669197533 +48727830247
On Tue, 23 Apr 2024 at 09:59, Benoit Panizzon via sr-users < [email protected]> wrote: > Ciao Christian > > PCAP file would be easier to read. But let's see.. > > 1st Leg: > > Linode Client1 IP: 93.189.137.22 => Kamailio Server: 44.3.44.40 > (73 from HB9EUE :-) ) > > That Linode Client has RTP on: 192.168.1.21 > > 2nd Leg: > > Kamailio (44.3.44.40) => Client2 (88.116.10.134) Grandstream > > RTP Side 1: 192.168.1.21 > > Grandstream => Kamaililio 200 OK + SDP > > Grandstream tells: RTP on: 188.116.10.134 > > So, the question is: Can 188.116.10.134 <=> 192.168.1.21 communicate > with each other? > > I fear not! 192.168.1.21 is obviously behind NAT. > > 93.189.137.22 probably is a NAT router. Maybe it has a SIP ALG setting > which would take care to open ports and rewrite the RTP IP address? If > not, you loose! > > Kamailio does nothing with the RTP audio stream. So both connected > clients would need to be able to directly send UDP packets to each > other. > > OR: You need to 'backhaul' the rtp audio stream via some RTP proxy like > rtpengine which could detect NAT and try to send the RTP stream back > to the IP it received it from, instead of the one advertised in the > SDP. > > Mit freundlichen Grüssen > > -Benoît Panizzon- > -- > I m p r o W a r e A G - Leiter Commerce Kunden > ______________________________________________________ > > Zurlindenstrasse 29 > <https://www.google.com/maps/search/Zurlindenstrasse+29?entry=gmail&source=g> > Tel +41 61 826 93 00 > CH-4133 Pratteln Fax +41 61 826 93 01 > Schweiz Web http://www.imp.ch > ______________________________________________________ > __________________________________________________________ > Kamailio - Users Mailing List - Non Commercial Discussions > To unsubscribe send an email to [email protected] > Important: keep the mailing list in the recipients, do not reply only to > the sender! > Edit mailing list options or unsubscribe: >
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