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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><div><p class=MsoNormal><span style='font-size:10.5pt;font-family:Consolas;color:#1F497D'>I’ve seen something similar with Adtran SIP gateways. When a re-invite happens the Adtran gets all confused about call stats and marks the pre-reinvite leg of the call as losing large numbers of packets. BTW, IIRC reinvites happen when a codec changes or the channel switches to T.38.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.5pt;font-family:Consolas;color:#1F497D'><o:p> </o:p></span></p></div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Also Adtran SIP gateways appear not to support OPTIONS packets when running in SIP proxy mode, which is very annoying. At some point I’ll try and arrange a slugfest between Digium and Adtran and they can figure out why it doesn’t work.<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><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><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>Todd R.<br><b>Sent:</b> Monday, January 19, 2015 1:45 PM<br><b>To:</b> Asterisk-Users List<br><b>Subject:</b> Re: [asterisk-users] sip show channelstats reliable?<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'>Additional info:<o:p></o:p></span></p><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'>At the moment I am running 1.8.x but the other day I was getting the same results on 11.x<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'>Here is a sample from show channelstats. I do think this command is showing that there is trouble between specific IP's and my Asterisk box but I don't know if the numbers are accurate and reliable.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div><div><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width=1068 style='width:801.0pt;border-collapse:collapse'><tr style='height:15.0pt'><td width=111 style='width:83.0pt;padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>Peer<o:p></o:p></p></td><td width=143 style='width:107.0pt;padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>Call ID<o:p></o:p></p></td><td width=87 style='width:65.0pt;padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>Duration<o:p></o:p></p></td><td width=107 style='width:80.0pt;padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>Recv: Pack<o:p></o:p></p></td><td width=95 style='width:71.0pt;padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>Lost<o:p></o:p></p></td><td width=99 style='width:74.0pt;padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>( %)<o:p></o:p></p></td><td width=67 style='width:50.0pt;padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>Jitter<o:p></o:p></p></td><td width=105 style='width:79.0pt;padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>Send: Pack<o:p></o:p></p></td><td width=107 style='width:80.0pt;padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>Lost<o:p></o:p></p></td><td width=15 style='width:11.0pt;padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>(<o:p></o:p></p></td><td width=80 style='width:60.0pt;padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>%)<o:p></o:p></p></td><td width=55 style='width:41.0pt;padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>Jitter<o:p></o:p></p></td></tr><tr style='height:15.0pt'><td style='padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>x.x.x.x<o:p></o:p></p></td><td style='padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>5531341d06b<o:p></o:p></p></td><td style='padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>00:07:42<o:p></o:p></p></td><td style='padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>0000023123<o:p></o:p></p></td><td style='padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>0000063836<o:p></o:p></p></td><td style='padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>(73.41%)<o:p></o:p></p></td><td style='padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>0.0000<o:p></o:p></p></td><td style='padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>0000023102<o:p></o:p></p></td><td style='padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>0000000000<o:p></o:p></p></td><td style='padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>(<o:p></o:p></p></td><td style='padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>0.00%)<o:p></o:p></p></td><td style='padding:0in 0in 0in 0in;height:15.0pt'><p class=MsoNormal>0.0007<o:p></o:p></p></td></tr></table></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'>Peer IP changed to protect the innocent :-)<o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p><div><div class=MsoNormal align=center style='text-align:center'><span style='font-family:"Calibri","sans-serif"'><hr size=2 width="100%" align=center id=stopSpelling></span></div><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-family:"Calibri","sans-serif"'>From: <a href="mailto:tjrlist@live.com">tjrlist@live.com</a><br>To: <a href="mailto:asterisk-users@lists.digium.com">asterisk-users@lists.digium.com</a><br>Date: Mon, 19 Jan 2015 12:17:25 -0600<br>Subject: [asterisk-users] sip show channelstats reliable?<o:p></o:p></span></p><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'>I am seeing lots of lost packets when running the command sip show channelstats at the CLI.<o:p></o:p></span></p><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'>There are issues across multiple Asterisk servers I am trying to diagnose but everything I read seems to point to this command being pretty unreliable.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'>Can I trust the info this command shows?<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'>I am showing lots of lost packets in sip show channelstats but I can't see any packet loss when pinging the same IP's to/from.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'>Since I don't 100% control the network my gear is on, I need something outside of Asterisk to show the network engineer to convince here and myself that there are network issues.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'>All I have is the loss that's shown from this command with no real network stats to back it up.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'>Is there a magic command in CentOS anyone can recommend to diagnose and match up the issues shown in Asterisk using this command?<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'>Moving gear around on the network changes the info Asterisk shows a LOT. For example, if I point traffic to the main physical gateway I get loss to a particular customer's IP (their PBX), if I move it to another place on the network (as a VM) their IP is good and other customers IP's start showing loss using the channelstats info.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'>Driving me freakin' crazy. It does appear there are network issues causing my troubles but I can't get help if I can't point to some hard and fast issues outside of Asterisk.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'>The only thing I have right now is collissions showing on one of a few of our pfSense devices but they are virtual running on XenServer, still this would indicate a problem in my opinion.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'>Thanks in advance for any assistance on this issue. Stepping back from the ledge now LOL<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div></div><p class=MsoNormal><span style='font-family:"Calibri","sans-serif"'><br>-- _____________________________________________________________________ -- Bandwidth and Colocation Provided by <a href="http://www.api-digital.com">http://www.api-digital.com</a> -- New to Asterisk? Join us for a live introductory webinar every Thurs: <a href="http://www.asterisk.org/hello">http://www.asterisk.org/hello</a> asterisk-users mailing list To UNSUBSCRIBE or update options visit: <a href="http://lists.digium.com/mailman/listinfo/asterisk-users">http://lists.digium.com/mailman/listinfo/asterisk-users</a><o:p></o:p></span></p></div></div></div></div></body></html>