<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Folks -- <a href="http://www.sipforum.org/content/view/369/270/" class="">I like the SIPNOC conference</a>, the meeting of we who do VoIP in a serious way. <div class=""><br class=""></div><div class=""><div class="">Sure, you can read <a href="http://www.sipforum.org/component/option,com_docman/task,cat_view/gid,149/Itemid,261/" class="">the</a> <a href="http://www.sipforum.org/component/option,com_docman/task,cat_view/gid,138/Itemid,261/" class="">PDFs</a> <a href="http://www.sipforum.org/component/option,com_docman/task,cat_view/gid,123/Itemid,261/" class="">online</a> <a href="http://www.sipforum.org/component/option,com_docman/task,cat_view/gid,111/Itemid,261/" class="">afterwards</a>. But that's just smelling the aroma, not eating the food. Here are some of my favorites over the years:</div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><div class=""><div class="">-- <b class=""><i class="">Engineering SIP Timers. </i></b>Samuel Rausch of Comcast talked about how they tuned and tested the SIP timers, T1, T2, etc., and gave an overall introduction to all the timers.</div></div><div class=""><br class=""></div><div class="">-- A tour of <i style="font-weight: bold;" class="">SIP over IPv6</i> and <b class=""><i class="">real-world stories on deploying SIP over IPv6. </i></b> Which headers need to be changed? <br class=""></div><div class=""><br class=""></div><div class="">-- XO's Method for <i style="font-weight: bold;" class="">onboarding SIP trunking customers with self-tests.</i> The key idea here: don't certify. Let customers run the tests and have infrastructure that makes it easy for the service provider to determine if they work.</div><div class=""><br class=""></div><div class=""><div class="">-- <b class=""><i class="">Lots of details on Faxing over VoIP.</i> </b>Including insight on the T.30 codes and acronyms, how T.38 and VoIP makes it harder, and workarounds used in the T.38 implementations. </div><div class=""><div class=""><br class=""></div><div class="">-- Bill Salmon of InComm focused on how to<b class=""><i class=""> manage the risks of migrating to VoIP carriers you can't trust</i></b>; e.g., "feathering" traffic to a new carrier without exposing your entire customer base. (This is really a very important idea when you can't completely trust a new service.)</div><div class=""><div class=""><br class=""></div><div class="">-- Finding and working around <i style="font-weight: bold;" class="">RTP Media Problems, like big jumps in timestamps,</i><b class=""> </b>and<b style="font-style: italic;" class=""> changing RTP streams with new SSRCs </b>in a talk by David Hiers of ADP.</div><div class=""><br class=""></div><div class="">--<b style="font-style: italic;" class=""> Nasty problems in RTP and audio quality that can be fixed in SBCs</b> or other middleboxes. These talks are given by the <b class=""><i class="">people who write the software that does it.</i></b></div><div class=""><b class=""><i class=""><br class=""></i></b></div><div class="">If you want your company to be associated with such in-depth coolness, <a href="http://www.sipforum.org/content/view/369/270/#sponsorships" class="">sign up to sponsor.</a></div><div class=""><div class=""><br class=""></div><div class="">This year at SIPNOC, Sherwin Crown and I are teaching a day-long technical intro to VoIP on June 23. If you need to get up to speed fast, bring your questions and your manager. <a href="http://www.sipforum.org/content/view/369/270/#venue" class="">SIPNOC is just outside the Washington-Dulles Airport</a>. <a href="http://www.sipforum.org/content/view/369/270/#registration" class="">Register online</a>, or shoot me any questions. </div></div></div></div></div></div><div class=""><br class=""></div><br class=""><div apple-content-edited="true" class="">
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