Hi, This is probably PJSIP sending empty RTP packets to keep NAT bindings active. See the description related to PJMEDIA_STREAM_ENABLE_KA in config.h. Regards, Bill On 11/17/2015 7:19 PM, Telesonic Telesonic wrote: > Hello All! > I try to minimize traffic of sip application. In logs I found that > every 5 second my app send these requests - > > *strm0x7bad0614 Start talksprut..* > > *strm0x7bad0614 Starting silence* > > *silencedet.c Re-adjust threshold (in silence)to 0* > > *and these requests send about 200-250 bytes of data.* > > *What is this and can I switch it off?* > > > > _______________________________________________ > Visit our blog: http://blog.pjsip.org > > pjsip mailing list > pjsip at lists.pjsip.org > http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20151118/1ed65dce/attachment.html>