Re: [NNagain] are you Bill Woodcock?

[le berger des photons <thejoff@gmail.com>]

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Damn!  I slept through it,  wasn't careful enough, thought it was 4 p.m.
usa time.  I hope you recorded it.

thanks,

Jay

On Mon, Jan 22, 2024 at 12:14 AM Bill Woodcock via Nnagain <
nnagain@lists.bufferbloat.net> wrote:

> On Jan 19, 2024, at 09:36, Bill Woodcock <woody@pch.net> wrote:
>
> On Jan 19, 2024, at 05:38, le berger des photons via Nnagain wrote:
> On 1/18/2024 6:14 PM, Bill Woodcock via Nnagain wrote:
>
> Do y’all (meaning folks on the list generally) want to just organize up a
> video-call, to talk about how IXPs work, and address questions? I can
> get a few of my other staff on the call, who’ve also dealt with a lot of
> IXPs, and can add to my perspective.
>
>
> Ok…  Normally we do things on our own Jitsi server, but since we don’t
> really have a sense of how many folks will show up for this, we decided to
> do it on Zoom.
>
> Join our Cloud HD Video Meeting
> <https://us06web.zoom.us/j/86131129506?pwd=PlhHgU24uezoTavCWTSP9N0hzpTyEC.1>
> us06web.zoom.us
> <https://us06web.zoom.us/j/86131129506?pwd=PlhHgU24uezoTavCWTSP9N0hzpTyEC.1>
> [image: zoom.ico]
> <https://us06web.zoom.us/j/86131129506?pwd=PlhHgU24uezoTavCWTSP9N0hzpTyEC.1>
> <https://us06web.zoom.us/j/86131129506?pwd=PlhHgU24uezoTavCWTSP9N0hzpTyEC.1>
>
> Or Zoom Meeting ID 861 3112 9506 and passcode 777245.
>
> 11pm Singapore, 4pm CET, 3pm UTC, 10am US east, 7am US west.
>
> There was a question as to whether it will be recorded and whether it can
> be shared…  Yes, everything PCH does is under a Creative Commons
> Attribution Non-Commercial license.  I’ll try to make sure that we record
> and post the video.
>
> We’ll try to cover the diversity of ways IXPs get started, governed, and
> grow, best-practices, and leave plenty of time for Q&A / discussion.
>
> Jay’s original question, regarding how an IXP would interact with a rural
> community fiber network of 200 families in a 25km radius, provides a useful
> starting-point for the conversation.  For reference, his network is here:
>
> [image: AF1QipPyZ6Fk7ZzK9a8266YqxOjq0nKhIwhIjjAID3UA=w900-h900-k-no-p.jpeg]
>
> Dordogne · France
> <https://www.google.com/maps/place/Dordogne,+France/@46.563077,-2.2371537,6z/data=!4m6!3m5!1s0x47ff7a7475a8138b:0x3066517481126e0!8m2!3d45.1469486!4d0.7572205!16zL20vMGM4MnM?entry=ttu>
> google.com
> <https://www.google.com/maps/place/Dordogne,+France/@46.563077,-2.2371537,6z/data=!4m6!3m5!1s0x47ff7a7475a8138b:0x3066517481126e0!8m2!3d45.1469486!4d0.7572205!16zL20vMGM4MnM?entry=ttu>
>
> <https://www.google.com/maps/place/Dordogne,+France/@46.563077,-2.2371537,6z/data=!4m6!3m5!1s0x47ff7a7475a8138b:0x3066517481126e0!8m2!3d45.1469486!4d0.7572205!16zL20vMGM4MnM?entry=ttu>
>
> [image: 1200px-Périgueux_préfecture_(2).JPG]
>
> Dordogne <https://en.wikipedia.org/wiki/Dordogne>
> en.wikipedia.org <https://en.wikipedia.org/wiki/Dordogne>
> <https://en.wikipedia.org/wiki/Dordogne>
>
> Household income and poverty in 2019 − Localised disposable income system
> (FiLoSoFi) – Results for all municipalities, departments, regions,
> intermunicipal authorities ...
> <https://www.insee.fr/en/statistiques/6455956?geo=DEP-24>
> insee.fr <https://www.insee.fr/en/statistiques/6455956?geo=DEP-24>
> [image: favicon.ico]
> <https://www.insee.fr/en/statistiques/6455956?geo=DEP-24>
> <https://www.insee.fr/en/statistiques/6455956?geo=DEP-24>
>
> [image: GettyImages-174602127-scaled.jpg]
>
> Behind the Dordogne’s right turn
> <https://www.politico.eu/article/behind-the-dordognes-right-turn/>
> politico.eu
> <https://www.politico.eu/article/behind-the-dordognes-right-turn/>
> <https://www.politico.eu/article/behind-the-dordognes-right-turn/>
>
> It has an average population density of 46 people per square kilometer,
> spread over 9,000 square kilometers, and the ten largest towns range from
> 4,000 to 30,000 in population.  GDPPP is EUR 26,000.  25% of the population
> is under 30 years old.  There are 400,000 people in 190,000 households, or
> 2.1 people per household.
>
> This compares with density of 118 per Km^2, GDPPP of EUR 40,000, and 35%
> under age 30 for France overall, and density of 20,000 per Km^2, GDPPP of
> EUR 65,000, and 38% under 30 for Paris.  So, the region has far lower
> density than average, less money, and people are older on average.
> Politics are more right-wing, and the sense (generally correct) in most of
> France is that significant infrastructure projects are reserved for Paris,
> while the rest of the country limps along behind at some years of remove.
>
> A typical town looks like this:
>
> [image: PastedGraphic-1.png]
>
> Five hundred people spread in a 500m radius around a road intersection,
> with neighboring similar-sized towns three or four kilometers down each of
> those roads in a relatively dense mesh.
>
> If Jay’s 25km estimate is accurate, that means his network is covering 20%
> of the region.  If the population were spread evenly, that would be 80,000
> people within his service region, in 38,000 households.  The fact that he
> mentions 200 families suggests to me that his network is in parts of
> Dordogne that are more rural than average, since it would be very difficult
> to maintain a network at only half-a-percent of homes passed.  So I’m
> guessing it doesn’t include any of those towns of thousands of people, and
> is mostly made up of farms and the more typical villages of hundred, or
> hamlets of dozens of people.
>
> There are no IXPs currently in Dordogne.  In France, there are seventeen
> IXes, with five in Paris and two in Marseille.  The nearest IXPs to
> Dordogne are seven peers in Pau, 260km to the SSW, and thirteen peers in
> Toulouse, 200km to the SSE.  The dense peering of Paris and Marseille are
> each 500km away, in different directions.
>
> As a point of comparison, my family is from Montana, a similarly rural
> area of the U.S., with a population density of 2.7 per square kilometer,
> GDPPP of $45k (EUR 42,000), with towns spaced more like 25km apart.
> Montana has two IXPs, and is 1,800km from the larger IXPs of Chicago and
> the San Francisco Bay Area, and 1,300km from Seattle.  I mention this
> because people frequently think “no, the population density is too low
> where I live, I have to backhaul to a big city far away."
>
> Anyway, we look forward to seeing whoever can make it on the call
> tomorrow.  Bring your questions and arguments!  :-)
>
>                                 -Bill
>
>
> *Tokyo*
>
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> _______________________________________________
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>

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