<html><body><div style="color:#000; background-color:#fff; font-family:arial, helvetica, sans-serif;font-size:12pt"><div><span>Hi Michael & Co,</span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: arial, helvetica, sans-serif; background-color: transparent; font-style: normal; "><span><br></span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: arial, helvetica, sans-serif; background-color: transparent; font-style: normal; "><span>Many thanks for the prompt & positive response! Yes, more than happy to collate feedback from the global team & update the wiki accordingly (I'd like to be able to document what the field values between the > < indicate as well as just explain the field names if possible...) +anything else I can do to to contribute to the project...?</span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: arial, helvetica, sans-serif; background-color:
transparent; font-style: normal; "><span><br></span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: arial, helvetica, sans-serif; background-color: transparent; font-style: normal; "><span>Yes, now the wiki is back up I've managed to work out that cng_packet = comfort noise generation! Also from the wiki, possibly that the jb in </span><span style="font-family: 'times new roman', 'new york', times, serif; font-size: 12pt; ">rtp_audio_in_jb_packet_count & </span><span style="font-family: 'times new roman', 'new york', times, serif; font-size: 12pt; ">rtp_audio_in_largest_jb_size = jitter buffer? (apologies if everybody else already knows this!).</span></div><div style="color: rgb(0, 0, 0); font-size: 12pt; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal; "><span style="font-family: 'times new roman', 'new york', times, serif; font-size: 12pt;
"><br></span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal; "><span style="font-family: 'times new roman', 'new york', times, serif; font-size: 12pt; ">To provide the background to my original enquiry, I'm trying to identify if the rtp_audio_in_skip_packet_count in the following XML CDR extract is indicative of packet loss, or perhaps more accurately noticeable audio loss (as the packets haven't been lost, just ignored/"skipped"?: If anybody knows please speak up! </span><img src="http://mail.yimg.com/ok/u/assets/img/emoticons/emo1.gif" alt=":) happy" style="font-family: arial, helvetica, sans-serif; font-size: 12pt; "></div><div style="color: rgb(0, 0, 0); font-size: 12pt; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal; "><span style="font-family: 'times new roman', 'new
york', times, serif; font-size: 12pt; "><br></span></div><div style="font-size: 16px; font-family: 'times new roman', 'new york', times, serif; "><span style="font-family: 'times new roman', 'new york', times, serif; font-size: 12pt; "><div style="color: rgb(0, 0, 0); background-color: transparent; font-style: normal; "> <rtp_audio_in_raw_bytes>1565066</rtp_audio_in_raw_bytes></div><div style="color: rgb(0, 0, 0); background-color: transparent; font-style: normal; "> <rtp_audio_in_media_bytes>1564856</rtp_audio_in_media_bytes></div><div style="color: rgb(0, 0, 0); background-color: transparent; font-style: normal; "> <rtp_audio_in_packet_count>9113</rtp_audio_in_packet_count></div><div style="color: rgb(0, 0, 0); background-color: transparent; font-style: normal; "> <rtp_audio_in_media_packet_count>9098</rtp_audio_in_media_packet_count></div><div><span
style="color: rgb(0, 0, 0); background-color: transparent; "> </span><span style="font-weight: bold; text-decoration: underline; font-style: italic; background-color: rgb(230, 230, 230); color: rgb(255, 0, 0);"><rtp_audio_in_skip_packet_count>1609</rtp_audio_in_skip_packet_count></span></div><div style="color: rgb(0, 0, 0); background-color: transparent; font-style: normal; "> <rtp_audio_in_jb_packet_count>0</rtp_audio_in_jb_packet_count></div><div style="color: rgb(0, 0, 0); background-color: transparent; font-style: normal; "> <rtp_audio_in_dtmf_packet_count>0</rtp_audio_in_dtmf_packet_count></div><div style="color: rgb(0, 0, 0); background-color: transparent; font-style: normal; "> <rtp_audio_in_cng_packet_count>15</rtp_audio_in_cng_packet_count></div><div style="color: rgb(0, 0, 0); background-color: transparent; font-style: normal; ">
<rtp_audio_in_flush_packet_count>0</rtp_audio_in_flush_packet_count></div><div style="color: rgb(0, 0, 0); background-color: transparent; font-style: normal; "> <rtp_audio_in_largest_jb_size>0</rtp_audio_in_largest_jb_size></div><div style="color: rgb(0, 0, 0); background-color: transparent; font-style: normal; "><br></div></span></div><div style="color: rgb(0, 0, 0); font-size: 12pt; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal; ">Thank you in anticipation of enlightenment!</div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal; "><br></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: arial, helvetica, sans-serif; background-color: transparent; font-style: normal; "><span>#</span><img
src="http://mail.yimg.com/ok/u/assets/img/emoticons/emo5.gif" alt=":x lovestruck" style="font-size: 12pt; ">FreeSWITCH</div><div></div><div> </div><div><font size="2" face="arial, helvetica, sans-serif">Rgds, Mick</font></div><div><font size="2" face="arial, helvetica, sans-serif">Tel/SMS. +44(0)7967 594432<span style="font-weight:bold;"><br></span>Fax. +44(0)7053 452429</font><font size="2"><span style="font-size:18px;color:rgb(0, 51, 102);font-weight:bold;"></span><br></font></div><div><font size="2" face="arial, helvetica, sans-serif">Email/IM. </font><font size="2"><a rel="nofollow" href=""><font face="arial, helvetica, sans-serif">mickstevens@yahoo.com</font></a><br>Skype: <a rel="nofollow" href="">mick_stevens</a><br><a rel="nofollow" href="">www.facebook.com/mickstevens</a><br><a rel="nofollow" href="">www.twitter.com/mickstevens</a></font><br></div><div><br></div> <div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; ">
<div style="font-family: 'times new roman', 'new york', times, serif; font-size: 12pt; "> <div dir="ltr"> <font size="2" face="Arial"> <hr size="1"> <b><span style="font-weight:bold;">From:</span></b> Michael Collins <msc@freeswitch.org><br> <b><span style="font-weight: bold;">To:</span></b> FreeSWITCH Users Help <freeswitch-users@lists.freeswitch.org> <br> <b><span style="font-weight: bold;">Sent:</span></b> Thursday, 29 November 2012, 19:14<br> <b><span style="font-weight: bold;">Subject:</span></b> Re: [Freeswitch-users] Explanation of rtp_audio_in / out fields in XML CDR's?<br> </font> </div> <br><div id="yiv287316778">Mick,<br><br>This data is definitely not on the wiki - or anywhere else that I can see. I think we can crowdsource this to get the info collected and then add it to the <a rel="nofollow" target="_blank" href="http://wiki.freeswitch.org/wiki/Mod_xml_cdr">mod_xml_curl wiki page</a>. For the record, here's a quick dump of
the fields that I took from an XML CDR:<br>
<br> <rtp_audio_in_raw_bytes>10664</rtp_audio_in_raw_bytes><br> <rtp_audio_in_media_bytes>8772</rtp_audio_in_media_bytes><br> <rtp_audio_in_packet_count>62</rtp_audio_in_packet_count><br>
<rtp_audio_in_media_packet_count>51</rtp_audio_in_media_packet_count><br> <rtp_audio_in_skip_packet_count>18</rtp_audio_in_skip_packet_count><br> <rtp_audio_in_jb_packet_count>0</rtp_audio_in_jb_packet_count><br>
<rtp_audio_in_dtmf_packet_count>0</rtp_audio_in_dtmf_packet_count><br> <rtp_audio_in_cng_packet_count>0</rtp_audio_in_cng_packet_count><br> <rtp_audio_in_flush_packet_count>11</rtp_audio_in_flush_packet_count><br>
<rtp_audio_in_largest_jb_size>0</rtp_audio_in_largest_jb_size><br> <rtp_audio_out_raw_bytes>11524</rtp_audio_out_raw_bytes><br> <rtp_audio_out_media_bytes>11524</rtp_audio_out_media_bytes><br>
<rtp_audio_out_packet_count>67</rtp_audio_out_packet_count><br> <rtp_audio_out_media_packet_count>67</rtp_audio_out_media_packet_count><br> <rtp_audio_out_skip_packet_count>0</rtp_audio_out_skip_packet_count><br>
<rtp_audio_out_dtmf_packet_count>0</rtp_audio_out_dtmf_packet_count><br> <rtp_audio_out_cng_packet_count>0</rtp_audio_out_cng_packet_count><br><br>I think raw_bytes, media_bytes, packet_count, and media_packet_count are self-explanatory. I think cng_packet_count is probably self-explanatory too. My question on dtmf_packet_count would be whether it's only for RFC2833 packets (I suspect yes, but would like confirmation). <br>
<br>If anyone knows these please reply to this email and Mick and I will get them documented on the wiki (right Mick? ;)<br><br>rtp_audio_in_skip_packet_count<br>rtp_audio_out_skip_packet_count<br>rtp_audio_in_jb_packet_count<br>
rtp_audio_in_flush_packet_count<br>rtp_audio_in_largest_jb_size<br><br>Thanks all!<br><br>-MC<br><br><div class="yiv287316778gmail_quote">On Wed, Nov 28, 2012 at 3:28 AM, Mick Stevens <span dir="ltr"><<a rel="nofollow" ymailto="mailto:mickstevens@yahoo.com" target="_blank" href="mailto:mickstevens@yahoo.com">mickstevens@yahoo.com</a>></span> wrote:<br>
<blockquote class="yiv287316778gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div><div style="font-size: 12pt; font-family: arial, helvetica, sans-serif; "><div><span>Hi Folks,</span></div><div style="font-style: normal; font-size: 16px; background-color: transparent; font-family: arial, helvetica, sans-serif; ">
<span><br></span></div><div style="font-style: normal; font-size: 16px; background-color: transparent; font-family: arial, helvetica, sans-serif; "><span>I'm trying to use FS XML CDR's to diagnose historic audio problems. I think I can work out some of the rtp_audio_in / out fields (raw bytes & media bytes being nearly equal looks like a good sign) but am wondering about the skip, cng & flush fields for example?</span></div>
<div style="font-style: normal; font-size: 16px; background-color: transparent; font-family: arial, helvetica, sans-serif; "><span><br></span></div><div style="font-style: normal; font-size: 16px; background-color: transparent; font-family: arial, helvetica, sans-serif; ">
<span>I have tried Googling this & can find evidence of other people having asked this question but not of the answer. I have also checked my FS 106 & Cookbook book's without success. The wiki appears to be down at the moment so my apologies if the answer lies there.</span></div>
<div style="font-style: normal; font-size: 16px; background-color: transparent; font-family: arial, helvetica, sans-serif; "><span><br></span></div><div style="font-style: normal; font-size: 16px; background-color: transparent; font-family: arial, helvetica, sans-serif; ">
<span>I know how to do this in real time using wireshark etc but am interested in being able to do some analysis on historic problems reported by customers that aren't willing/able to replicate the problem in order for a protocol trace to be
captured.</span></div><div style="font-style: normal; font-size: 16px; background-color: transparent; font-family: arial, helvetica, sans-serif; "><span><br></span></div><div style="font-style: normal; font-size: 16px; background-color: transparent; font-family: arial, helvetica, sans-serif; ">
<span>Any help much appreciated!</span></div><div></div><div> </div><div><font face="arial, helvetica, sans-serif">Rgds, Mick</font></div><div><font face="arial, helvetica, sans-serif">Tel/SMS. <a rel="nofollow" href="">+44(0)7967 594432</a><span style="font-weight:bold;"><br>
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