<div dir="ltr">My phone seems to think<font face="arial, sans-serif"> </font><span style="font-family:arial,sans-serif;font-size:13px">dobtou is a valid word, sorry =D</span><div><span style="font-family:arial,sans-serif;font-size:13px"><br>
</span></div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Thu, Sep 12, 2013 at 10:22 AM, Richard Brady <span dir="ltr"><<a href="mailto:rnbrady@gmail.com" target="_blank">rnbrady@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Yes, my bad. Misinterpretation of Wireshark graph: <div><br></div><div><a href="https://dl.dropboxusercontent.com/u/51603927/graph_of_media_bug_impact_on_RTP_seqnum.png" target="_blank">https://dl.dropboxusercontent.com/u/51603927/graph_of_media_bug_impact_on_RTP_seqnum.png</a><div>
<br></div><div>Something definitely changes when the media bug is added. I will work out what but I think FS is inserting silence frames when the media bug is on, and not inserting them when it is off.</div><div><br></div>
<div>Thanks for setting me straight.</div><div><div class="h5"><div><br></div><div>On 12 September 2013 13:58, Anthony Minessale <span dir="ltr"><<a href="mailto:anthony.minessale@gmail.com" target="_blank">anthony.minessale@gmail.com</a>></span> wrote:<br>
</div><div><div class="gmail_extra"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
<p dir="ltr">Seq numbers never are preserved. Again dobtou mean timestamps?</p><div><div>
<div class="gmail_quote">On Sep 12, 2013 7:31 AM, "Richard Brady" <<a href="mailto:rnbrady@gmail.com" target="_blank">rnbrady@gmail.com</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
<div dir="ltr">Thanks.<div><br></div><div>I'm not talking about the new stream for the eavesdrop. I'm talking about the streams on the A and B legs of the bridge. </div><div><br></div><div>I don't see why FS would rewrite sequence numbers on an RTP stream which it is simply bridging (no transcoding, no muxing, etc). Sequence numbers allow packet loss to be detected and compensated for. If FS is not running a JB or PLC then it should leave discontinuous sequence numbers as is so that a downstream JB / PLC can use them.</div>
<div><br></div><div>I'll send some Wireshark screenshots shortly. And will double check re seq num vs timestamps.<br></div><div><br></div><div>On 11 September 2013 20:19, Anthony Minessale <span dir="ltr"><<a href="mailto:anthony.minessale@gmail.com" target="_blank">anthony.minessale@gmail.com</a>></span> wrote:<br>
</div><div><div class="gmail_extra"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
<div dir="ltr">Seq numbers are always rewritten. Maybe you mean timestamps?<div>
The muxing and recreation of a new media stream requires a newly generated stream. There is not a way around that.</div><div><br></div></div>
<div class="gmail_extra"><br><br><div class="gmail_quote"><div><div>On Wed, Sep 11, 2013 at 9:29 AM, Richard Brady <span dir="ltr"><<a href="mailto:rnbrady@gmail.com" target="_blank">rnbrady@gmail.com</a>></span> wrote:<br>
</div></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"><div><div>
<div dir="ltr">Hi guys<div><br></div><div>Seems than running eavesdrop (and potentially other media bugs) on a bridged channel results in the rewriting of sequence numbers on RTP streams, potentially hiding packet loss when it occurs and creating havoc with downstream jitterbuffers.</div>
<div><br></div><div>Is there a way to disable this behaviour?</div><div><br></div><div>Richard<br></div><div><br clear="all"><div><div>--</div><div>Richard Brady</div><div>M: <a href="tel:%2B44%20%280%297771%20623%20348" value="+447771623348" target="_blank">+44 (0)7771 623 348</a></div>
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