Are you detecting and managing NAT? On Mon, Oct 15, 2018, 16:57 José Antonio Gutiérrez Delgado < [email protected]> wrote:
> Hi, > > I'm using Kamailio 4.2.0 and I'm developing a SIP-based application. > Today I made a test connecting two devices directly to an S7 sharing the > Internet, I usually use a VPN even if they are both connected to the same > network because in the future they will be in different networks.Without > the VPN calls were not received. > This has never happened to me, I have repeated tests and in an S6 it has > also happened to me. > So I have checked my Kamailio server and I have detected that when > executing: kamctl ul show, > the received field did not appear: > > With VPN: > > Contact:: sip:[email protected]:10924;transport=udp Q= > Expires:: 1992 > Callid:: iwNoYb~QR- > Cseq:: 21 > User-agent:: Unknown (belle-sip/1.6.1) > Received:: sip:47.60.42.40:10924 > State:: CS_NEW > Flags:: 0 > Cflag:: 64 > Socket:: udp:10.0.0.4:5060 > Methods:: 4294967295 > Ruid:: uloc-5a9d9097-9fa-431c > Instance:: > <urn:uuid:8b50dde3-d07f-4752-9a24-7b8ddf219a99> > Reg-Id:: 0 > Last-Keepalive:: 1539614732 > Last-Modified:: 1539614732 > > > Without VPN: > > Contact:: sip:[email protected]:51163;transport=udp Q= > Expires:: 1996 > Callid:: webjvHycBs > Cseq:: 21 > User-agent:: Unknown (belle-sip/1.6.1) > State:: CS_NEW > Flags:: 0 > Cflag:: 0 > Socket:: udp:10.0.0.4:5060 > Methods:: 4294967295 > Ruid:: uloc-5a9d9097-9fc-1feb > Instance:: > <urn:uuid:89306a81-e2d1-4b7a-8206-107e3cbc0688> > Reg-Id:: 0 > Last-Keepalive:: 1539614531 > Last-Modified:: 1539614531 > > Would someone know why it happened? Thanks > > > -- > José Antonio Gutiérrez Delgado > Responsable técnico > Oficina: (+34) 923040031 > <http://www.arsoft-company.com/> > *Este mensaje se dirige exclusivamente a su destinatario/s y puede > contener información privilegiada o confidencial. Si no es vd. el > destinatario indicado, queda notificado de que la utilización, divulgación > y/o copia sin autorización está prohibida en virtud de la legislación > vigente. Si ha recibido este mensaje por error, le rogamos que nos lo > comunique inmediatamente por esta misma vía y proceda a su destrucción.* > *Antes de imprimir, piensa si es necesario. Cuidar el medioambiente es > tarea de todos.* > _______________________________________________ > Kamailio (SER) - Users Mailing List > [email protected] > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >
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