The trace I posted earlier is what I see with tcpdump when attempting a call. There is no other INVITE shown in the trace: http://pastebin.com/raw/C4iymTbh
The trace seems to end abruptly in the middle of the SDP, so I think it could be due to packet fragmentation. On 6 May 2016 4:18 pm, "Bogdan-Andrei Iancu" <[email protected]> wrote: > So that meas the INVITE never gets to the callee ?? maybe it is not > properly routed . > > Do you see (with ngrep or tcpdump) the INVITE being sent out by opensips > towards callee ? > > Regards, > > Bogdan-Andrei Iancu > OpenSIPS Founder and Developerhttp://www.opensips-solutions.com > > On 06.05.2016 12:56, Nabeel wrote: > > Hi, > > Thanks for the idea about packet compression. By 'call fails to connect', > I meant the call does not connect to the callee, ie. the callee's phone > does not ring after the INVITE (despite using TURN server). > > This was a public WiFi network and that was all I could get at the time. I > am using OpenSIPS version 2.1. > > Nabeel > On 6 May 2016 9:16 am, "Bogdan-Andrei Iancu" <[email protected]> wrote: > >> Hi, >> >> Hard to analyze a call based on the INVITE packet only :). Still the SIP >> signaling does not show any ALG interference (also not sure if the capture >> was done before or after the ALG). Also, what you mean by "call fails" ?no >> reply, negative reply , no audio ? >> >> Regards, >> >> Bogdan-Andrei Iancu >> OpenSIPS Founder and Developerhttp://www.opensips-solutions.com >> >> On 05.05.2016 22:35, Nabeel wrote: >> >> >> Please check the following SIP trace taken within a WiFi network. The >> call fails to connect despite the INVITE request and using a non-standard >> port. Could this be caused by SIP ALG, or some unopened RTP port on the >> router? >> >> http://pastebin.com/raw/C4iymTbh >> >> >> _______________________________________________ >> Users mailing >> [email protected]http://lists.opensips.org/cgi-bin/mailman/listinfo/users >> >> >> >
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