ユーザから見たグローバルIPv6化 ホスティングプロバイダへの要望 / IPv6 popularity and why hosting services must support and migrate to IPv6 now

Hosting Casual Talks #4 Osaka 2017年9月30日

Transcript

1. Ϣʔβ͔ΒݟͨάϩʔόϧIPv6Խ
   ϗεςΟϯάϓϩόΠμ΁ͷཁ๬
   ྗ෢ ݈࣍
   ྗ෢݈ٕ࣍ज़࢜ࣄ຿ॴ / ϖύϘݚڀॴ
   2017೥9݄30೔ ϗεςΟϯάΧδϡΞϧେࡕ
   Kenji Rikitake / hostingcasual-osaka-20170930 1
   

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2. ࣗݾ঺հ
   • @jj1bdx 1965೥ੜ·Ε
   • 2017೥ΑΓϖύϘݚڀॴ٬һݚڀһ
   • 1996೥͔ΒIPv6Ͱ༡ͼ࢝ΊΔ
   • 2010೥: TunnelbrokerͰIPv6઀ଓ
   • 2017೥: ΍ͬͱASAHI-NETͰIPv6ωΠ
   ςΟϒ઀ଓɺۤઅ20೥
   Kenji Rikitake / hostingcasual-osaka-20170930 2
   

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3. ࠓ೔ͷ࿩
   ೔ຊͷϗεςΟϯάϓϩόΠμͷօ͞Μ͸
   ଈࠁશαʔϏεIPv6ରԠ͍ͯͩ͘͠͞!
   Kenji Rikitake / hostingcasual-osaka-20170930 3
   

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4. IPv6ʹ͢Δཧ༝
   ଎͍
   ΞυϨεׂΓ౰ͯͰ೰·ͳ͍
   ϓϥΠϕʔτʹ͚ͨ͠Ε͹ULAͰ
   IETF: IPv4: End of Work
   ΋͏IPv4Ͱ͸৽ٕज़͸։ൃ͞Εͳ͍
   Kenji Rikitake / hostingcasual-osaka-20170930 4
   

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5. IPv6͸଎͍
   NTT੢೔ຊ ޫϑϨοπωΫετɾϚϯγϣϯλΠϓ + ASAHI-NET IPoE
   ʢ2017೥9݄29೔1830JST͝Ζൃදऀࣗ୐ͷωοτϫʔΫ্ͷMac miniΑΓଌఆʣ
   % ping -c 10 -s 1024 www.iij.ad.jp # IPv4 PPPoE
   10 packets transmitted, 9 packets received, 10.0% packet loss
   round-trip min/avg/max/stddev = 15.901/16.761/19.537/1.084 ms
   % ping6 -c 10 -s 1024 www.iij.ad.jp # IPv6 native
   10 packets transmitted, 10 packets received, 0.0% packet loss
   round-trip min/avg/max/std-dev = 16.192/16.671/17.117/0.264 ms
   Kenji Rikitake / hostingcasual-osaka-20170930 5
   

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6. IPoE IPv6͕଎͍ཧ༝
   PPPoEͷτϯωϧԽ͕ෆཁ
   Πϯλʔωοτ͕஗͍ͷ͸PPPoE͕ѱ͍Β͍͠
   NATΛ͍ͯ͠ͳ͍
   →ήʔϜ΍ͬͯΔਓʹ͸ඞਢʢΒ͍͠ʣ
   Kenji Rikitake / hostingcasual-osaka-20170930 6
   

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7. શ෦IPv6Խͱ͸
   DNS (v4/v6྆ํͷϢʔβΞΫηε)
   Web (HTTP/2, QUIC, etc.)
   ͦͷଞTCPؔ࿈શ෦ʢϝʔϧͱ͔ʣ
   UDPؔ࿈΋ʢ͋Ε͹ʣશ෦
   Kenji Rikitake / hostingcasual-osaka-20170930 7
   

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8. ֤ࣾαʔϏεͷݱঢ়
   Google͸QUIC΍DNSؚΊv6Խ׬ྃ
   Facebook΋Ͱ͖͍ͯΔΒ͍͠
   ... ͦͷଞ֤ࣾ͸Ͱ͖͍ͯͳ͍Β͍͠
   2017೥8݄ͷͱ΋ͪΌͷௐࠪ݁Ռ͸ඞಡ
   Kenji Rikitake / hostingcasual-osaka-20170930 8
   

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9. ϗεςΟϯάͷҠߦͷ໰୊఺(1)
   ಉ͡αʔϏεΛIPv4/IPv6྆ํͰఏڙ͢Δඞཁ
   ಛʹIPv4Λ҉໧ͷ͏ͪʹԾఆ͍ͯ͠Δࣾ಺ͷ
   ϩάج൫΍ωοτϫʔΫ/ϗετઃܭ͕େ͖ͳ
   ো֐ʹͳΓಘΔ
   Kenji Rikitake / hostingcasual-osaka-20170930 9
   

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10. ϗεςΟϯάͷҠߦͷ໰୊఺(2)
    IP fragmentation (IPv6Ͱ͸΍Βͳ͍)
    Path MTU Discovery ͸ΞϓϦͷ੹೚
    Google΋QUICͰ͜ͷ఺ͷݟ௨͕͠؁͔ͬͨ
    TCPͷMTUͳͲͷઃఆ͕γϏΞʹͳΔ
    Kenji Rikitake / hostingcasual-osaka-20170930 10
    

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11. ϗεςΟϯάͷҠߦͷ໰୊఺(3)
    DNSͷ໊લʹIPv4/v6྆ํ͕ରԠ͍ͯ͠Δ͜ͱ
    ʢ͍͍ͬͨͲͪΒΛ༏ઌ͢Ε͹͍͍?ʣ
    Ϣʔβʹ͸IPv4͔v6͔͸·ͬͨ͘ݟ͑ͳ͍
    ΧελϚʔαϙʔτͷෛ୲͕ܹ૿͢ΔՄೳੑ
    Kenji Rikitake / hostingcasual-osaka-20170930 11
    

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12. ϗεςΟϯάͷҠߦͷ໰୊఺(4)
    ηΩϡϦςΟ
    …͋·Γʹ΋໰୊͕ଟ͍ͷͰৄࡉ͸·ͨͷػձʹ
    Kenji Rikitake / hostingcasual-osaka-20170930 12
    

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13. ·ͱΊ
    ϢʔβͷIPv6΁ͷҠߦ͸ٸ଎ʹਐΜͰ͍Δ
    IPv4͚ͩͷαʔϏεͰ͸΋͏ചΕ·ͤΜ!
    ࠓ͙͢શαʔϏεͷIPv6ରԠΛ!
    Kenji Rikitake / hostingcasual-osaka-20170930 13
    

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14. ͋Γ͕ͱ͏͍͟͝·ͨ͠
    ࣭໰͸ @jj1bdx ΁Ͳ͏ͧ
    Kenji Rikitake / hostingcasual-osaka-20170930 14
    

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