<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Residential whatnow?<div class=""><br class=""></div><div class="">Sorry, to be honest, there really isn’t any. </div><div class=""><br class=""></div><div class="">I suppose if one is buying lit services, this is important to model. </div><div class=""><br class=""></div><div class="">But an *incredibly* huge residential network can be served by a single basic 10/40g backbone connection or two. And if you own the glass it’s trivial to spin up very many of those. Aggregate in metro cores, put the Netflix OC there, done.</div><div class=""><br class=""></div><div class="">Then again, we don’t even do DNS anymore, we’re <1ms from Cloudflare, so in 2019 why bother?</div><div class=""><br class=""></div><div class="">I don’t miss the days of ISDN backhaul, but those days are long gone. And I won’t go back.</div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><div class="">
<div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><div class="">-Ben Cannon</div><div class="">CEO 6x7 Networks & 6x7 Telecom, LLC </div><div class=""><a href="mailto:ben@6by7.net" class="">ben@6by7.net</a></div><div class=""><br class=""></div></div><br class="Apple-interchange-newline"></div><span><img height="263" width="711" apple-inline="yes" id="FF6E4E9E-5DB1-4A19-BA32-49FEF321E838" apple-width="yes" apple-height="yes" src="cid:E546E367-132D-4522-98D7-90EE82578B9B" class=""></span>
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<br class=""><div><blockquote type="cite" class=""><div class="">On Apr 2, 2019, at 9:54 AM, Tom Ammon <<a href="mailto:thomasammon@gmail.com" class="">thomasammon@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class="">How do people model and try to project residential subscriber bandwidth demands into the future? Do you base it primarily on historical data? Are there more sophisticated approaches that you use to figure out how much backbone bandwidth you need to build to keep your eyeballs happy? <div class=""><br class=""></div><div class="">Netflow for historical data is great, but I guess what I am really asking is - how do you anticipate the load that your eyeballs are going to bring to your network, especially in the face of transport tweaks such as QUIC and TCP BBR?<br clear="all" class=""><div class=""><br class=""></div><div class="">Tom</div>-- <br class=""><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr" class=""><div class=""><div dir="ltr" class="">-----------------------------------------------------------------------------<br class="">Tom Ammon<br class="">M: (801) 784-2628<br class=""><a href="mailto:thomasammon@gmail.com" target="_blank" class="">thomasammon@gmail.com</a><br class="">-----------------------------------------------------------------------------</div></div></div></div></div></div>
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