<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">So there’s really nothing novel about the Internet. Digital communication has been done with end-to-end control of multiplexed packets since the early 20th century, and the phone network was just a diversion. <div class=""><br class=""></div><div class="">Cool.</div><div class=""><br class=""></div><div class="">RB<br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On Jul 5, 2018, at 2:59 PM, Brian E Carpenter <<a href="mailto:brian.e.carpenter@gmail.com" class="">brian.e.carpenter@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="">On 06/07/2018 03:34, Jack Haverty wrote:<br class="">...<br class=""><blockquote type="cite" class="">I was in Paris recently and spent several hours at the Musee des Arts et<br class="">Metiers, essentially a museum of technology.  One section is devoted to<br class="">"Communications".  I noticed one display cabinet containing a machine<br class="">that was somehow used to "allow several telegraph operators to share the<br class="">same wire" - so I guess Multiplexing has been around since the 19th century.<br class=""></blockquote><br class="">It was perceived as a requirement very early. Wikipedia dates it to the 1870s.<br class="">But I think the first really successful version was the "Murray Multiplex" in<br class="">about 1909. My colleague Bob Doran has studied Donald Murray's works at some length:<br class=""><a href="https://www.cs.auckland.ac.nz/historydisplays/FifthFloor/Murray/MurraySpielLR.pdf" class="">https://www.cs.auckland.ac.nz/historydisplays/FifthFloor/Murray/MurraySpielLR.pdf</a><br class=""><br class="">   Brian<br class=""><br class="">_______<br class="">internet-history mailing list<br class="">internet-history@postel.org<br class="">http://mailman.postel.org/mailman/listinfo/internet-history<br class="">Contact list-owner@postel.org for assistance.<br class=""></div></div></blockquote></div><br class=""><div class="">
<div style="color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">—<br class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Richard Bennett<br class=""><a href="http://hightechforum.org" class="">High Tech Forum</a> Founder</div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Ethernet & Wi-Fi standards co-creator</div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><br class=""></div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Internet Policy Consultant</div></div></div>
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