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とあるホスティングサービスのメール構成 / The email configuration o...
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Shinya Tsunematsu
June 28, 2014
Technology
0
38
とあるホスティングサービスのメール構成 / The email configuration of a certain hosting service
2014/06/28 Hosting Casual Talks #1 での発表資料
Shinya Tsunematsu
June 28, 2014
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Transcript
ͱ͋ΔϗεςΟϯά αʔϏεͷϝʔϧߏ !UONU )PTUJOH$BTVBM5BMLT
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ϝʔϧͭΒ͍ w ͷͰྺ࢙ΛৼΓฦΓͳ͕ΒࠔͬͯΔ͜ͱͱ͔ۤ ࿑Λ͠·͢
ϦϦʔεॳ͔Β࠷ۙ·Ͱ w ड৴ૹ৴Ͱಉ͡αʔόʔ w ऩ༰͕૿͑ͨΒՃ NBJM TNUQ QPQJNBQ
αʔόʔߏ w '4FDVSF"OUJ7JSVT-JOVYHBUFXBZ WJSVTHX w RNBJM DIFDLVTFSQBUDI w WQPQNBJM
NZTRMCBDLFOE w RNBJMQPQE DPVSJFSJNBQE w F[NMN
WJSVTHXͭΒ͍ w υΩϡϝϯτ͕ΠϚΠν w WJSVTHX௨͢ͱRNBJMʹΔ*1͕ શ෦MPDBMIPTUʹͳΔ UQSPYZϞδϡʔϧʜ w
୯ػೳͳͷͰεύϜରࡦͱ͔ʹऑ͍ WJSVTHX RNBJM
RNBJMͭΒ͍ w ύονͷͭ͗͗࡞ۀ͕͠ΜͲ͍ w 41'νΣοΫͱ͔શ෦ޙखޙख w ͏։ൃΞΫςΟϒ͡Όͳ͍͠ະདྷ·Ͱͤͳ ͍
RNBJMQPQEͭΒ͍ w ϩά͕ඇྗͰτϨʔεେม w ͍߹Θͤௐࠪͮ͠Β͍
WQPQNBJMͭΒ͍ w όοΫΤϯυ.Z42-Ͱཧ͍͠ΔͷͷɺϦ Ϧʔε࣌ͷઃఆͰɺࢫຯ͕શવ͑ͯͳ͍ w EJTBCMFNBOZEPNBJOT υϝΠϯςʔϒϧˠ֤छϛυϧΣΞͱͷ ૬ੑ࠷ѱ w
ϝʔϧαʔόʹ͖ͭσʔλϕʔε४උ
EJTBCMFNBOZEPNBJOT
F[NMNͭΒ͍ w ࣮͕RNBJMʹͬͨΓґଘ͍ͯ͠Δ w ͍͕͍ͭ͜Δ͔ΓʹRNBJM͔Β٫Ͱ͖ͳ͍ʂ
࣌͋ͬͨ w ࠓ͚ͩͲʜ w ϝʔϧαʔό͕མͪΔͱऩ༰͞Ε͍ͯΔશΞυϨεͰϝʔ ϧૹड৴ग़དྷͳ͘ͳΔ w αʔό͝ͱͷ༰ྔɾෛՙ w αʔόʹΑͬͯόϥ͖͕ͭ͋Γ࠷దԽग़དྷ͍ͯͳ͍
w .BJMEJS͕σΧ͍ͱ*."1ଓͰσΟεΫ*0ෛՙ w ৽نೖ44%ੵΜͰΔ͚ͲͳΜ͔ମͳ͍
৭ʑେมͳͷͰߏม͑ͨ w SFNPUFૹ৴αʔόʔͷԽ w ड৴ϓϩΩγαʔόʔಋೖɾԽ
None
1SPT w 1PTU fi Y w ೝূͷରԠ҉߸Խ૿͑ͨʢฏจͯ͋͠Δ͚ Ͳʜʣ w εύϜରࡦ͕͘͢͠ͳΔʢ༧ఆʣ
w QPTU fi Y͕ QPSUΛMJTUFO w MPDBMIPTUʹWJSVTHX@TNUQ w ݕࠪྃޙʹMPDBMIPTUͷQPTU
fi Yʹ͠ɺҎ߱௨ৗ ૹʹͳΔ
1SPT w NBJMEC w ΞυϨεɺυϝΠϯͷूதཧ w طଘͷWQPQNBJMͱೋॏཧʹͳΔͷͰ͋Δ ҙຯͰ$POT͔ʜ
None
$POT w ͨΓલ͚ͩͲߏ͕ෳࡶʹͳͬͨ w ֤ϩʔϧͷׂͷѲ w ϝʔϧͷྲྀΕ
ݱঢ় w ৽͘͠Ճ͢ΔαʔόطʹϓϩΩγԽ͞Εͯ ͍Δ w طଘͷαʔόϓϩΩγԼʹஔ͢ΔΑ͏ʹॱ ࣍ϝϯςΛߦͳ͍ͬͯ͘༧ఆ
ࠓޙΓ͍ͨ͜ͱ w NBJMQSPYZͷׂΛࡉԽ w TNUQTFSWFSͱQPQJNBQQSPYZΛ w εϓʔϧαʔόͷ410'ղফ w ͚ͩ͜͜Խ͞Ε͍ͯͳ͍ w
F[NMNΛͲ͏ʹ͔ͯ͠RNBJMΛۦஞ͢Δ w εύϜରࡦΛް͘͢Δ
UPQJDߏ w εϓʔϧαʔό w σΧ͍ετϨʔδ͍ͬͯΔͱ͜Ζͱ͔ w ࢄϑΝΠϧγεςϜͬͯͲ͏ͳΜͩΖ͏ (MVTUFS'4ͱ͔ʁ
UPQJDӡ༻ w ϝʔϧτϨʔε w ͍߹ΘͤͳͲͰ݁ߏଟ͍ w fl VFOUEͰWJSVTHXͱRNBJMͷϩάΛू͠ ͯ$4͕ݕࡧग़དྷΔΑ͏ʹ͍ͯ͠Δ w
εύϜରࡦ w QPTU fi Y·ͩઙ͍ͷͰ͜͜ΒΜͷݟΛ w !UTV[BLJP͞ΜͷXLUL
UPQJDͦͷଞ w ϝʔϧϓϥοτϑΥʔϜ w αʔϏεԣஅͰڞ௨Խ͍ͯ͠Δ͔ w "αʔϏε #αʔϏε͝ͱʹ࡞͍ͬͯͳ͍͔ w ϊϋ͕ࢄ͍͢͠ͷͰʜ