Can packet fragmentation be verified (to be sure that it is packet fragmentation)? On 6 May 2016 5:28 pm, "Nabeel" <[email protected]> wrote:
> 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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