Re: [tlug] [CFP] Call for presenters - April 19 Technical Meeting

[Edmund Edgar <lists@example.com>]

I'd definitely show up to hear Curt talking about how things are
routed on the internet. If anyone's interested, while I'm there I
could talk about Ethereum, the crypto-currency-turned-world-computer
that's going to kill us all.

Edmund

On 14 March 2016 at 05:21, Curt Sampson <cjs@example.com> wrote:
> On 2016-03-08 21:32 +0900 (Tue), A.Tomita wrote:
>
>> our next Technical Meeting will be held on April 19 (Saturday), at IIJ
>
> I don't feel up to doing a proper presentation on this, but I'd be happy
> to do a Q&A on the basics of networking and "how things are routed on
> the Internet." I'm sure we could rope in a couple of other folks to set
> up an appropriately divisive panel if we really want some fun.
>
> The Tokyo ISP Throttling thread was the one that drove me most to
> distraction (dudes, having NTT Hikari/FLETS/whatever does not mean that
> NTT ever comes anywhere near any of your packets on the Internet!) but
> there have been a few other threads with issues as well.
>
> Here's a little example of something I could explain: traces of routes
> to login.worldoftanks.asia from two different computers in my house,
> both using the same NTT mansion fiber line:
>
>     h 0 192.168.187.1
>     d 1 tkynij35.asahi-net.or.jp
>     d 2 tkybi4-v15.asahi-net.or.jp
>     d 3 kddni2.asahi-net.or.jp
>     d 4 as7473.ix.jpix.ad.jp
>     h 4 210.171.224.126
>     h 5 203.208.166.206
>     h 6 203.208.182.193
>     h 7 203.208.183.14
>     h 8 203.208.175.74
>     d 9 sg2-n5596-fe-1-vl231.fe.core.pw
>     d 10 sg2-sl-a66.worldoftanks.sg
>
>     d 0 219.117.251.193.static.zoot.jp
>     d 1 nas82o.p-tokyo.nttpc.ne.jp
>     h 2 210.165.249.93
>     h 3 210.153.249.165
>     h 4 210.165.241.41
>     h 5 210.165.241.21
>     d 6 e8-3-kanda-core13.sphere.ad.jp
>     d 7 xg0-0-0-18-k-otemachi-core1.sphere.ad.jp
>     d 8 xg0-0-0-10-n-otemachi-core1.sphere.ad.jp
>     d 9 73-58-41-175.TWGATE-IP.twgate.net
>     d 10 213-60-41-175.TWGATE-IP.twgate.net
>     d 11 199524.sgw.equinix.com
>     d 12 sg2-a9001-edge-1-be20-2000.fe.core.pw
>     d 13 sg2-n5596-fe-1-vl231.fe.core.pw
>     d 14 sg2-sl-a65.worldoftanks.sg
>
> Yes, that first one never actually goes over an NTT Internet link.
> And yes, that second one is going through Taiwan.
>
> I'd be happy to have people bring their own traceroutes and discuss
> them. Just make sure you bring IP addresses as well as hostnames for
> each hop.
>
> cjs
> --
> Curt Sampson         <cjs@example.com>         +81 90 7737 2974
>
> To iterate is human, to recurse divine.
>     - L Peter Deutsch
>
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-- 
-- 
Edmund Edgar
Founder, Social Minds Inc (KK)
Twitter: @edmundedgar
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