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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Are you getting errors like this?<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>[Nov 22 10:39:36] WARNING[6307][C-000009a1]: codec_sangoma.c:969 sangoma_frameout: [2724][ulawtog729] Got Seq 7400 but expecting 2154 (time since last read = 0ms), dropped 5246 packets<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:.5in'><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> asterisk-users-bounces@lists.digium.com [mailto:asterisk-users-bounces@lists.digium.com] <b>On Behalf Of </b>Grzegorz Garlewicz<br><b>Sent:</b> Friday, November 22, 2013 2:55 AM<br><b>To:</b> asterisk-users@lists.digium.com<br><b>Subject:</b> [asterisk-users] Sangoma transcoding card bug - drops audio samples<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><o:p> </o:p></p><div><p class=MsoNormal style='margin-left:.5in'><br clear=all><o:p></o:p></p><div><div><p class=MsoNormal style='margin-left:.5in'>There is a serious bug in Sangoma transcoding cards. The card has an internal, small jitter buffer and it drops samples<o:p></o:p></p></div><p class=MsoNormal style='margin-left:.5in'>from the audio stream when there is high jitter in the network. The bandwidth is cheap now so for me the only reason<o:p></o:p></p></div><div><p class=MsoNormal style='margin-left:.5in'>to use transcoding is where I have low-bandwidth-high-jitter links. Sangoma said they will not fix it and we had to go back<o:p></o:p></p></div><div><p class=MsoNormal style='margin-left:.5in'>to software transconding.<o:p></o:p></p></div><p class=MsoNormal style='margin-left:.5in'><br>Do you have any experience with using Digium cards in such scenario?<o:p></o:p></p></div></div></body></html>