<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="">Thank you, Mike.<div class="">From an outsider, I don’t have any information of an ISP’s traffic numbers. And this may be confidential unless we are using any measurement platform, which CAIDA is doing. To get a rough idea about any ISP’s traffic outbound:inbound ratio I can only see it's PeeringDB label. But, the question is whether there is any community decided values against these labels? </div><div class="">Like, </div><div class="">1:2 = Balanced</div><div class="">1:5 = Mostly Inbound</div><div class="">1:10 = Heavy Inbound</div><div class="">10:1 = Heavy Outbound</div><div class="">I just came up with these values. They don’t mean anything. I don’t have any solid evidence or source to support them. So, my question is, what people actually use? Or, it totally depends on the ISPs and they vary.</div><div class=""><br class=""></div><div class="">-</div><div class="">Prasun</div><div class=""><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; line-break: after-white-space;" 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; line-break: after-white-space;" 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; line-break: after-white-space;" 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; line-break: after-white-space;" class=""><div class="">Regards,</div><div class="">Prasun Kanti Dey</div><div class="">Ph.D. Candidate,</div><div class="">Dept of Electrical and Computer Engineering,</div><div class="">University of Central Florida</div><div class="">web: <a href="https://prasunkantidey.github.io/portfolio/" class="">https://prasunkantidey.github.io/portfolio/</a></div></div><br class="Apple-interchange-newline"></div><br class="Apple-interchange-newline"></div><br class="Apple-interchange-newline"></div><br class="Apple-interchange-newline"><br class="Apple-interchange-newline">
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<div><br class=""><blockquote type="cite" class=""><div class="">On Jun 19, 2019, at 5:18 PM, Mike Hammett <<a href="mailto:nanog@ics-il.net" class="">nanog@ics-il.net</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div style="font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: arial, helvetica, sans-serif; font-size: 10pt;" class="">Yes, you seem to misunderstand (at least of what I understand). PeeringDB has categories of ratios to choose from. What has the community decided is acceptable ratios for each category? It's fairly trivial for any network to determine what their ratio is as a number, but not necessarily as a PeeringDB label.<br class=""><br class=""><div class=""><span name="x" class=""></span><br style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;" class=""><br style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;" class=""><span style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; float: none; display: inline !important;" class="">-----</span><br style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;" class=""><span style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; float: none; display: inline !important;" class="">Mike Hammett</span><br style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;" class=""><a href="http://www.ics-il.com/" target="_blank" style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;" class="">Intelligent Computing Solutions</a><br style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;" class=""><a href="https://www.facebook.com/ICSIL" target="_blank" style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;" class=""><img src="http://www.ics-il.com/images/fbicon.png" style="border: 0pt none;" class=""></a><a href="https://plus.google.com/+IntelligentComputingSolutionsDeKalb" target="_blank" style="font-family: "Times New Roman"; 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font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;" class="">Midwest Internet Exchange</a><br style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;" class=""><a href="https://www.facebook.com/mdwestix" target="_blank" style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;" class=""><img src="http://www.ics-il.com/images/fbicon.png" style="border: 0pt none;" class=""></a><a href="https://www.linkedin.com/company/midwest-internet-exchange" target="_blank" style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;" class=""><img src="http://www.ics-il.com/images/linkedinicon.png" style="border: 0pt none;" class=""></a><a href="https://twitter.com/mdwestix" target="_blank" style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;" class=""><img src="http://www.ics-il.com/images/twittericon.png" style="border: 0pt none;" class=""></a><br style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;" class=""><a href="http://www.thebrotherswisp.com/" target="_blank" style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;" class="">The Brothers WISP</a><br style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;" class=""><a href="https://www.facebook.com/thebrotherswisp" target="_blank" style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;" class=""><img src="http://www.ics-il.com/images/fbicon.png" style="border: 0pt none;" class=""></a><a href="https://www.youtube.com/channel/UCXSdfxQv7SpoRQYNyLwntZg" target="_blank" style="font-family: "Times New Roman"; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;" class=""><img src="http://www.ics-il.com/images/youtubeicon.png" style="border: 0pt none;" class=""></a><span name="x" class=""></span><br class=""></div><hr id="zwchr" class=""><div style="font-weight: normal; font-style: normal; text-decoration: none; font-family: Helvetica, Arial, sans-serif; font-size: 12pt;" class=""><b class="">From:<span class="Apple-converted-space"> </span></b>"Josh Luthman" <<a href="mailto:josh@imaginenetworksllc.com" class="">josh@imaginenetworksllc.com</a>><br class=""><b class="">To:<span class="Apple-converted-space"> </span></b>"Prasun Dey" <<a href="mailto:prasun@nevada.unr.edu" class="">prasun@nevada.unr.edu</a>><br class=""><b class="">Cc:<span class="Apple-converted-space"> </span></b><a href="mailto:nanog@nanog.org" class="">nanog@nanog.org</a><br class=""><b class="">Sent:<span class="Apple-converted-space"> </span></b>Wednesday, June 19, 2019 3:23:33 PM<br class=""><b class="">Subject:<span class="Apple-converted-space"> </span></b>Re: Traffic ratio of an ISP<br class=""><br class=""><div dir="ltr" class="">>my question was more like to understand when an ISP decides to claim itself as any of these (Heavy Outbound/ Inbound or Balanced)<div class=""><br class=""></div><div class="">Maybe I'm missing something but it's as simple as looking at the interface graphs. We see a whole lot of green for inbound and a little little blue line for outbound. We are an ISP with residential and commercial customers.<br clear="all" class=""><div class=""><div dir="ltr" class="gmail_signature"><div dir="ltr" class=""><div class=""><br class=""></div>Josh Luthman<br class="">Office: 937-552-2340<br class="">Direct: 937-552-2343<br class="">1100 Wayne St<br class="">Suite 1337<br class="">Troy, OH 45373</div></div></div><br class=""></div></div><br class=""><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Jun 19, 2019 at 4:20 PM Prasun Dey <<a href="mailto:prasun@nevada.unr.edu" target="_blank" class="">prasun@nevada.unr.edu</a>> wrote:<br class=""></div><blockquote class="gmail_quote" style="margin: 0px 0px 0px 0.8ex; border-left-width: 1px; border-left-style: solid; border-left-color: rgb(204, 204, 204); padding-left: 1ex;"><div style="overflow-wrap: break-word;" class=""><div class="">Hi Martijn and Josh,</div>Thank you for your detailed explanation. Let me explain my requirement so that you may help me better.<div class="">According to PeeringDB, Charter (Access), Sprint (Transit), Amazon (Content) all three of them are ‘Balanced’. While, Cable One, an Access ISP says it is Heavy Inbound, while Akamai, Netflix (Content) are Heavy Outbound. On the other hand, Cox, another access ISP, it says that it is Mostly Inbound.</div><div class="">So, my question was more like to understand when an ISP decides to claim itself as any of these (Heavy Outbound/ Inbound or Balanced)? From an ISP’s own point of view, at what point, it says, my outbound:inbound is something, so I’m Heavy Outbound. <div class="">Please ignore my lack of knowledge in this area. I’m sorry I should’ve done a better job in formulating my question earlier.</div><div class="">Thank you.<br class=""><div class=""><br class="gmail-m_-2602804998269103976webkit-block-placeholder"></div><div class="">-</div><div class="">Prasun</div><div class=""><br class=""></div><div class=""><div style="letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px;" class=""><div style="letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px;" class=""><div style="letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px;" class=""><div style="letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px;" class=""><div class="">Regards,</div><div class="">Prasun Kanti Dey</div><div class="">Ph.D. Candidate,</div><div class="">Dept of Electrical and Computer Engineering,</div><div class="">University of Central Florida</div><div class="">web: <a href="https://prasunkantidey.github.io/portfolio/" target="_blank" class="">https://prasunkantidey.github.io/portfolio/</a></div></div><br class="gmail-m_-2602804998269103976Apple-interchange-newline"></div><br class="gmail-m_-2602804998269103976Apple-interchange-newline"></div><br class="gmail-m_-2602804998269103976Apple-interchange-newline"></div><br class="gmail-m_-2602804998269103976Apple-interchange-newline"><br class="gmail-m_-2602804998269103976Apple-interchange-newline"></div><div class=""><br class=""><blockquote class=""><div class="">On Jun 19, 2019, at 2:13 PM,<span class="Apple-converted-space"> </span><a href="http://i3d.net/" target="_blank" class="">i3D.net</a><span class="Apple-converted-space"> </span>- Martijn Schmidt <<a href="mailto:martijnschmidt@i3d.net" target="_blank" class="">martijnschmidt@i3d.net</a>> wrote:</div><br class="gmail-m_-2602804998269103976Apple-interchange-newline"><div class=""><div class="">It kinda depends on the application that's being used. For example, videogaming has a ratio somewhere around 1:2.5 since you're only transmitting metadata about the players environment across the wire. The actual video is typically rendered at the end user's side. So it's not very bandwidth heavy.<span class="Apple-converted-space"> </span><br class=""><br class="">Compare that with a videostream (watching a movie or TV series) and you're pumping the rendered video across the wire, so there's a very different ratio. Your return path traffic would pretty much consist of control stuff only (like pushing the pause button).<br class=""><br class="">Some networks are dedicated to serving one type of content, whereas others might have a blend of different kinds of content. Same story for an access network geared to business users which want to use emails and such, vs residential end users looking for the evening's entertainment.<br class=""><br class="">Best regards,<br class="">Martijn<span class="Apple-converted-space"> </span><br class=""><br class=""><div class="gmail_quote">On 19 June 2019 19:54:45 CEST, Josh Luthman <<a href="mailto:josh@imaginenetworksllc.com" target="_blank" class="">josh@imaginenetworksllc.com</a>> wrote:<blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left-width: 1px; border-left-style: solid; border-left-color: rgb(204, 204, 204); padding-left: 1ex;"><div dir="ltr" class="">If you're asking an ISP, consumers will always be inbound. It's the end user. The outbound would be where the information is coming from, like data centers.<div class=""><div class=""><div dir="ltr" class="gmail-m_-2602804998269103976gmail_signature"><div dir="ltr" class=""><div class=""><br class=""></div><div class="">I'm not sure you're going to get any better answer without a more specific question.</div><div class=""><br class=""></div>Josh Luthman</div><div dir="ltr" class="">Office: 937-552-2340<br class="">Direct: 937-552-2343<br class="">1100 Wayne St<br class="">Suite 1337<br class="">Troy, OH 45373</div></div></div><br class=""></div></div><br class=""><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Jun 19, 2019 at 12:50 PM Prasun Dey <<a href="mailto:prasun@nevada.unr.edu" target="_blank" class="">prasun@nevada.unr.edu</a>> wrote:<br class=""></div><blockquote class="gmail_quote" style="margin: 0px 0px 0px 0.8ex; border-left-width: 1px; border-left-style: solid; border-left-color: rgb(204, 204, 204); padding-left: 1ex;"><span style="font-family: UICTFontTextStyleBody; font-size: 17px;" class="">Hello,</span><div dir="auto" style="font-family: UICTFontTextStyleBody; font-size: 17px;" class="">Good morning.</div><div dir="auto" style="font-family: UICTFontTextStyleBody; font-size: 17px;" class="">I’m a Ph.D. candidate from University of Central Florida. I have a query, I hope you can help me with it or at least point me to the right direction.</div><div dir="auto" style="font-family: UICTFontTextStyleBody; font-size: 17px;" class="">I’ve seen from PeeringDB that every ISP reveals its traffic ratio as Heavy/ Mostly Inbound or Balanced or Heavy/ Mostly Outbound. </div><div dir="auto" style="font-family: UICTFontTextStyleBody; font-size: 17px;" class="">I’m wondering if there is any specific ratio numbers for them. In Norton’s Internet Peering Playbook or some other literary work, they mention the outbound:inbound traffic ratio as 1:1.2 to up to 1:3 for Balanced. But, I couldn’t find the other values.</div><div dir="auto" style="font-family: UICTFontTextStyleBody; font-size: 17px;" class="">I’d really appreciate your help if you can please mention what Outbound:Inbound ratios that network admins use frequently to represent their traffic ratios for </div><div dir="auto" style="font-family: UICTFontTextStyleBody; font-size: 17px;" class="">1. Heavy Inbound:</div><div dir="auto" style="font-family: UICTFontTextStyleBody; font-size: 17px;" class="">2. Mostly Inbound:</div><div dir="auto" style="font-family: UICTFontTextStyleBody; font-size: 17px;" class="">3. Mostly Outbound:</div><div dir="auto" style="font-family: UICTFontTextStyleBody; font-size: 17px;" class="">4. Heavy Outbound:</div><br class="gmail-m_-2602804998269103976gmail-m_-1224687486622424498Apple-interchange-newline" style="font-family: -webkit-standard;"><div dir="auto" class="">Thank you.</div><div dir="auto" class="">-</div><div dir="auto" class="">Prasun</div>--<span class="Apple-converted-space"> </span><br class=""><div dir="ltr" class="gmail-m_-2602804998269103976gmail-m_-1224687486622424498gmail_signature">Sincerely,<br class="">Prasun Kanti Dey,<br class="">Ph.D. candidate,<br class="">Dept. of Electrical and Computer Engineering,<br class="">University of Central Florida.</div></blockquote></div></blockquote></div><br class="">--<span class="Apple-converted-space"> </span><br class="">Sent from my Android device with K-9 Mail. Please excuse my brevity.</div></div></blockquote></div></div></div></div></blockquote></div></div></div></div></blockquote></div><br class=""></div></body></html>