capport(Captive Portal関連) WG @IETF95報告会

IETF95@ブエノスアイレスで行われたcapport WG meetingの報告。
＊capport = Captive Portal

Transcript

1. *&5'ใࠂձ
   DBQQPSU8(
   
   .BZ
   
   ao
   Mariko Kobayashi
   Keio Univ. SFC
   
   

   View Slide

2. ࣗݾ঺հ
   ²  BP ͓͋
   rখྛᣈᣦࢠ
   େֶ࢛೥ੜ ଔ࿦ɾɾɾ
   
   ɹ,FJP6OJW4'$ ڧྗ8J'J͕ඈΜͰ͍Δ৿
   
   ɹଜҪݚڀࣨ ೥ʙ
   8*%&
   8J'Jೝূʹؔ͢Δݚڀˠ$BQUJWF1PSUBM΁ͷڵຯ
   
   ²  ޷͖ͳ8(DBQQPSU
   ²  ؾʹͳΔ8(XFCQVTI PBVUI IPNFOFU SBEFYU ("/(*1ͳͲ
   ²  *&5'ྺ
   *&5'ԣ඿
   *&5'SFNPUFQBSUJDJQBUJPO
   
   ۦ͚ग़͠Ͱ͢d ɾɾ
   d
   ɹ·ͩ·͓ͩษڧதɾɾɾ
   
   

   View Slide

3. ຊ೔ͷ͓඼ॻ͖
   $BQUJWF1PSUBMͱ͸ʁDBQQPSU8(ͱ͸ʁ
   1SPCMFN4UBUFNFOUʹ͍ͭͯͷઆ໌
   $0.$"45Ͱͷ$BQUJWF1PSUBMӡ༻࿩
   "HFOEB֎Ͱ׆ൃͩͬͨٞ࿦
   1
   2
   3
   4
   
   )PUTQPU )551)5514 Ϣʔβʔࢹ఺ʹؔ͢Δٞ࿦
   

   View Slide

4. What’s
   capport??
   
   

   View Slide

5. $BQUJWF1PSUBMͱ͸
   ۭߓ΍ϗςϧͷ8J'Jʹͭͳ͍ͩ࣌ʹ
   Α͘ݟΔΞϊٕज़
   
   

   View Slide

6. $BQUJWF1PSUBMͷ࢓૊Έ
   Ϣʔβʔ͕Πϯλʔωοτʹ઀ଓ͢Δલʹಛఆͷ
   8FCϖʔδʹඈ͹͞ΕΔ
   ೝূϖʔδ ϙϦγʔಉҙϖʔδFUD
   
   

   View Slide

7. Why
   capport??
   
   

   View Slide

8. $BQUJWF1PSUBMͷ໾ׂ
   •  ೝূೝՄ͢ΔલʹVTFSDSFEFOUJBMͱΔ
   •  ՝ۚωοτϫʔΫ࢖༻ʹ͋ͨΔ՝ۚ
   •  ৘ใ஫ҙɺಉҙɺ޿ࠂɺϓϩόΠμʔ৘ใ
   •  ௨஌Ϣʔβʔͷεςʔλε΍Ξϥʔτ<3'$>
   
   
   8FCϒϥ΢βΛ༻͍ΔϝϦοτ
   
   ü  ඞཁʹԠͯ͡ωοτϫʔΫΛϢʔβʔͷΠϯλʔϑΣʔε΍
   69ʹ߹ΘͤΔ͜ͱ͕ՄೳʹͳΔ
   ü  ՝ۚ΍޿ࠂɺೝূ౳༷ʑͳαʔϏεΛҰຊԽͰ͖Δ
   
   

   View Slide

9. So
   What’s
   capport
   WG?
   
   

   View Slide

10. capport WG
    u 4JODF*&5'#P'$"1UJWF1035BMJOUFSBDUJPO $"11035
    
    u $IBJS8BSSFO,VNBSJ (PPHMF
    
    .BSUJO5IPNTPO .P[JMMB
    
    u ࢀՃऀͷओͳॴଐ)VBXFJ DJTDP (PPHMF BLBNBJ
    DPNDBTU .JDSPTPGU .P[JMMB "55 0SBOHF "QQMF
    FUD
    
    u ϝʔϦε݄ʹճβϫβϫ͢Δ͘Β͍
    ˠࢼ͠ʹೖͬͯΈ·͠ΐ͏J
    
    u 3FDFOU%SBGUESBGUOPUUJOHIBNDBQQPSUQSPCMFN
    IUUQTEBUBUSBDLFSJFUGPSHEPDESBGUOPUUJOHIBNDBQQPSUQSPCMFN
    CZ.BSL/PUUJOHIBN "LBNBJ
    
    
    

    View Slide

11. ΍Ζ͏ͱ͍ͯ͠Δ͜ͱ
    •  $BQUJWF1PSUBMͷఆٛΛ͠Α͏
    8IBU`T 8IZ
    •  $BQUJWF1PSUBM࢈ۀքʹ͓͚ΔαʔϕΠ
    •  ৽͍͠DBQQPSUͷϓϩτίϧΛσβΠϯɺ
    3'$ΛQVCMJTI͠Α͏
    
    

    View Slide

12. ࠓޙఆ͍߲ٛͨ͠໨
    'SPNUIF$IBSUFS
    ü  Allow endpoints to discover that they are in this sort of limited
    environment
    ü  Provide a URL to interact with the Captive Portal
    ü  Allow endpoints to learn about the parameters of their confinement
    ü  Interact with the Captive Portal to obtain information such as status
    and remaining access time
    ü  (Optional) Advertise a service whereby devices can enable or
    disable access to the Internet without human interaction
    
    

    View Slide

13. DBQQPSU8("HFOEB
    $BQUJWF1PSUBMͱ͸ʁDBQQPSU8(ͱ͸ʁ
    1SPCMFN4UBUFNFOUʹ͍ͭͯઆ໌
    $0.$"45Ͱͷ$BQUJWF1PSUBMӡ༻࿩
    ΦʔϓϯϚΠΫɾ·ͱΊ
    1
    2
    3
    4
    
    )PUTQPU )551౳ʹؔ͢Δٞ࿦
    

    View Slide

14. Captive
    Portal
    Problem
    Statement
    
    

    View Slide

15. $BQUJWF1PSUBMͷ໰୊఺⁞
    p  'BMTF/FHBUJWFT
    QPQVQXJOEPXͰͯ͜ͳ͍
    DBDIFʮDBQUJWF͡Όͳ͍Αʯ
    ͕᷷ΔͱࢥͬͨΒ͕᷷Βͳ͍
    ɹIUUQTEJTDVTTJPOTBQQMFDPNUISFBE
    
    p  -POHFWJUZ
    ɹλΠϜΞ΢τˠ܁Γฦ͠ϩάΠϯ͢Δඞཁ͋Γ
    ʮ࡞ۀதʹΠϥΠϥʯ
    ɹIUUQTDPNNVOJUZBFSPIJWFDPNBFSPIJWFUPQJDTJPT@@DBQUJWF@QPSUBM@JTTVFT
    
    p  *OUFSPQFSBCJMJUZ*TTVF
    ɹɹ04΍ϒϥ΢βʹґଘ
    ɹʮDBQQPSUมͳಈ࡞͕ى͜Δ͜ͱ͕ʯ
    
    

    View Slide

16. $BQUJWF1PSUBMͷ໰୊఺ 
    p  $POGVTJPO
    ɹதؒऀ߈ܸˠϢʔβʔɾ؅ཧऀࠞཚ
    FH QPSUBMͷ5-4DFSUJpDBUJPO͕ϦΫΤετઌͱҰக͠ͳ͍
    
    p  %/4%/44&$
    ɹϙʔλϧِ͕ͷ%/4ύέοτΛड͚औͬͨ࣌ɺ
    %/4SFTPMWFS%/44&$SFTPMWFSڰΘ͢
    
    p  5-4JOUFSDFQUJPO
    ূ໌ॻΤϥʔϝοηʔδ
    ˠϢʔβʔʹ͜ͷΑ͏ͳΤϥʔϝοηʔδ
    ɹʹର͠ΛΫϦοΫͤͯ͞͠·͏
    ɹѱ͍श׳Λ͚ͭͯ͠·͏
    
    

    View Slide

17. $BQUJWF1PSUBMͷ໰୊఺⁠
    p 6OFYQFDUFE$POpHVSBUJPO
    Ϣʔβʔͷઃఆ͕૝ఆ֎ͷ࣌
    ɹɹˠDBQQPSUಈ͔ͳ͍࣌͋Γ
    ɹʢݻఆ*1ɾΧελϜ%/4αʔόʔɾ)551ϓϩΩγ౳ʣ
    
    
    p 4UFBMJOH"DDFTT
    DBQQPSU͸Ϣʔβʔͷ."$ΞυϨεͱඥ෇͍͍ͯΔ
    ɹˠ߈ܸऀೝূࡁΈΫϥΠΞϯτʹͳΓ͢·͢͜ͱ͕Մೳ
    ΦʔϓϯͳωοτϫʔΫͷΈ
    
    
    ղܾࡦηΩϡΞͳωοτϫʔΫʁ
    ɹɹˠηΩϡφͳωοτϫʔΫେ఍ෳࡶ
    ˠ͔͠͠DBQQPSUෳࡶͳωοτϫʔΫۤख
    
    

    View Slide

18. $BQUJWF1PSUBMͷ໰୊఺⁡
    p /PO#SPXTFS$MJFOUT
    *P5༷ʑͳσόΠεొ৔
    ɹը໘ͷͳ͍σόΠε
    ɹˠϒϥ΢β։͚ͳ͍
    ˠDBQQPSU࢖͑ͳ͍
    
    p $POOFDUJWJUZ*OUFSSVQUJPO
    8J'JɾDFMMVMBS౳ͷ༷ʑͳωοτϫʔΫΠϯλʔϑΣʔ
    εΛ࣋ͭσόΠεͷ৔߹
    DBQQPSUͷ৚݅Λຬͨ͢·ͰωοτϫʔΫͷ઀ଓ͕
    ࣦΘΕΔՄೳੑ͋Γ
    
    

    View Slide

19. $BQUJWF1PSUBM%FUFDUJPOͱ͸
    •  ॏཁ౓ͷߴ͍໰୊
    •  04͕DBQQPSUΛݕग़
    DBQQPSUʹΑΔωΨςΟϒͳӨڹΛ࠷খݶʹ͢ΔͨΊ
    FY"QQMFͷ$BQUUJWF1PSUBM"TTJTUBOU
    IUUQDBQUJWFBQQMFDPNIPUTQPUEFUFDUIUNM
    
    ˠ͔͜͠͠Ε͕ผͷ໰୊΋Ҿ͖ىͯ͜͠͠·͏
    Success
    HEAD>Success
    

    View Slide

20. ɹɹ$BQUJWF1PSUBM%FUFDUJPOͷ໰୊఺⁞
    p 'BMTF1PTJUJWFT
    8FCϒϥ΢βΛ࢖Θͳ͍ωοτϫʔΫ΋͋Δ
    ΞΫηεʹ71/ඞཁ
    $BQUJWF/FUXPSL"TTJTOUBOU
    ɹɹ .BD049-JPO
    
    $BQUJWF1PSUBM%FUFDUJPO͸)551ґଘ
    ɹɹˠͦ΋ͦ΋ແҙຯ
    ɹɹ)551Ҏ֎ͰΞΫηεͯ͠΋ແҙຯ
    ɹɹ͕᷷Βͳ͍ͱࢥͬͨΒܨ͕ͬͨ
    
    

    View Slide

21. ɹɹ$BQUJWF1PSUBM%FUFDUJPOͷ໰୊఺ 
    p /PO*OUFSOFU/FUXPSLT
    ɹࣾ಺ωοτϫʔΫͷΑ͏ʹ֎ʹग़Δ͜ͱͷͰ͖ͳ͍
    ɹඇΠϯλʔωοτωοτϫʔΫͷ৔߹
    ɹσόΠε͕DBQQPSUͷೝূΛ௨ͬͨ͜ͱΛ஌Δज़ͳ͠
    ɹˠΠϯλʔωοτʹ઀ଓͰ͖ͳ͍··
    

    View Slide

22. ɹɹ$BQUJWF1PSUBM%FUFDUJPOͷ໰୊఺⁠
    p 4BOECPYJOH
    
    04͕DBQQPSUݕग़ˠαϯυϘοΫεԽ
    69ଛͳΘΕΔ "1*੍ݶ౳
    
    
    ۩ମతʹ͸
    QPQPVQXJOEPX࢖͑ͳ͍
    DPPLJFར༻Ͱ͖ͳ͍ͨΊ
    
    

    View Slide

23. Captive
    Portal
    in COMCAST
    
    

    View Slide

24. Dapport in COMCAST
    झࢫ࣮ࡍʹ$BQUJWF1PSUBMӡ༻͍ͯ͠Δਓ
    ɹɹɹ ΦϖϨʔλʔ
    ͷҙݟ΍ࣄྫΛ͖͜͏ʂ
    •  $0.$"45Ͱ͸
    ɹແઢ-"/ͷೝূͷͨΊ
    ɹϒϥ΢β্ͰϢʔβʔʹαʔϏε
    ɹʹؔ͢Δ௨஌ɾܯࠂΛ͢ΔͨΊ
    
    

    View Slide

25. ఻౷తͳ$BQUJWF1PSUBMͷྫ
    ྫ
    
    •  αʔϏεΞΫςΟϕʔγϣϯ
    •  ແ՝ۚ
    •  ෆਖ਼࢖༻
    •  8J'JϩʔϛϯάΞΫςΟϕʔγϣϯ
    •  8J'JEBZQBTT
    ΰʔϧ
    ü  ༗ઢແઢؔ܎ͳ͘ಈ͘͜ͱ
    ü  ͲΜͳϒϥ΢βͰ͋ͬͯ΋ಈ͘͜ͱ
    1$NPCJMFUBCMFU
    
    
    

    View Slide

26. Non-Service-‐‑‒Interrupting
    Notificationの例例
    ྫ
    
    •  Ϛϧ΢ΣΞͷΞϥʔτ
    •  %1&Ξϥʔτ
    •  $"4Ξϥʔτ
    •  ੥ٻΞϥʔτ
    ΋͠Χ݄͓ۚ෷͍ͬͯͳ͍৔߹
    ˠDBQQPSU͕ܯࠂʮ͋ͳͨ͸Χ݄ະ෷͍Ͱ͢ʯ
    
    ΰʔϧ
    ü  ϒϥ΢βͷͳ͍σόΠεΛࠞཚͤ͞ͳ͍
    ü  DBQQPSUࣗ਎͕ͳΔ΂͘अຐʹͳΒͳ͍
    
    

    View Slide

27. $0.$"45ٞ࿦
    p  ΦϓτΠϯΦϓτΞ΢τ
    ɹ  ユーザーが携帯番号/メールを⼊入⼒力力しない形で  
               ユーザーにコンタクトする術必要では？  
    *1CBTFEͳղܾࡦඞཁʁ
    
    p  044ͷ$BQUJWF1PSUBM
    ϝϯς͕͞Ε͓ͯΒͣɺ࢖͏ଆɾϢʔβʔʹͱͬͯෆ҆
    ɹ FY$PPWB$IJMMJ'PVOEFS͕(PPHMFʹస৬͔ͯ͠Β
    ϝϯς͕͓Ζ͔ͦʹʜ
    ˠϝϯςφϯεେࣄ
    
    p  $BQUJWF1PSUBMͷఆٛ޿͍ɺͲ͏ܾΊ͍ͯ͘ͷ͔ʁ
    p  ༷ʑͳσόΠεɾιϑτ΢ΣΞΫϥΠΞϯτ্Ͱಈ͔͢
    ɹϒϥ΢β࢖͑ͳ͍σόΠεʹ΋)551ϕʔεʹݶΔͷͰ͸ͳ͘
    
    
    
    
    

    View Slide

28. Highlight
    Discussion
    
    

    View Slide

29. ٞ࿦⁞)PUTQPU
    p )PUTQPU͕ੈքͷDBQQPSUͷ໰୊Λղܾ
    Ͱ͖ͳ͍ݱঢ়
    ˠ8IZ ɹ)PXʁ
    ɹɹ໰୊OPOTFSWJDFJOUFSSVQUJOHNFTTBHJOH
    
    ɹ)5518( 8J'*ΞϥΠΞϯε΍࢈ۀάϧʔϓ
    ɹ౳ͱڠྗ͍ͯ͘͠΂͖
    ɹlDPPSQFSBUJOHzڠྗ
    ɹٞ࿦தԿճ΋܁Γฦ͞Εͨݴ༿
    
    
    

    View Slide

30. ٞ࿦ )551)5514
    p DBQQPSUͷΦϖϨʔλʔୡڠྗ͕͍ͨͬͯ͠Δ
    ˠ΋͠4JHOJOͷϝΧχζϜΛ໌֬ʹͰ͖Ε͹)5514
    ɹɹΛ๦֐͢Δඞཁͳ͘ͳΔ
    
    ɹ
    ༨ஊɿ)5518FCϖʔδͩΜͩΜͳ͘ͳ͖͍ͬͯͯΔ
    ˠ)551ΛDBQQPSUͷEFUFDUJPOϓϩτίϧʹͨ͠Βʁ
    ɹɹҰಉʮসʯ
    
    
    
    

    View Slide

31. ٞ࿦⁠Ϣʔβʔࢹ఺
    p DBQQPSUͰͷϝʔϧΞυϨεೖྗʹ͍ͭͯ
    
    ü ϝʔϧϘοΫεʹϝοηʔδɾ޿ࠂ͘Δͷ΍ͩ
    ü  Ϣʔβʔ͕๬·ͳ͍΋ͷ͸ݟͤͳ͍
    DBQQPSU΍޿ࠂΛݟͯ΋ؾʹͳΒͳ͍Α͏ͳόϥϯε˕
    
    ˠϢʔβʔʹͳΜΒ͔ͷΠϯηϯςΟϒ͕͋Ε͹
    ɹϝʔϧΞυϨεೖΕͯ΋͍͍ʁ޿ࠂݟͯ΋͍͍ʁ
    
    
    

    View Slide

32. ৼΓฦΓ
    p  ͸͡Ίͯͷຊ֨తͳϛʔςΟϯά
    ˠશମతʹख୳Γɺ·ͣʮ$BQUJWF1PSUBMʯͱ͸Կ͔ʁ
    ɹͱ͍͏આ໌͕ஸೡʹѻΘΕ͍ͯͨҹ৅
    
    ˠٞ࿦͕׆ൃΈΜͳٙ໰΍໰୊఺ଟ͘ײ͍ͯ͡Δݱঢ়
    
    ˠࠓճ͸ݱঢ়ͷ໰୊఺ڍ͛Δ͚ͩɺͱ͍͏ҹ৅͕ڧ͍
    
    p  ϕϯμʔ͚ͩͰͳ͘ɺϗςϧͰ$BQUJWF1PSUBMӡ༻͍ͯ͠Δ
    ਓ΋ࢀՃ
    ˠͪΐͬͱ௝͍͠ʁ
    ʹ$BQUJWF1PSUBM͸ਓʑͷੜ׆ͱີ઀ʹؔΘΔ΋ͷͰ͋Δ
    
    
    

    View Slide

33. ThanksJ
    ao[at]sfc.wide.ad.jp
    
    

    View Slide