Segment Routingの利用例と未来

#wakate2018で話したSegment Routingについての紹介スライド
公開版なので自己紹介とちょっとした補足が増えてます（がほとんど本編に変わりはありません）

Transcript

1. 4FHNFOU3PVUJOHͷ ར༻ྫͱະདྷ ૣࡔ
   ඩྲྀ !UBLFNJP*0
   XBLBUF 1
2. 8IPBNJ w ͸΍͔͞
   ͚ͨΔ !UBLFNJP*0
   w ωοτϫʔΫ΍ҙຯ࿦ JOGPTFD ʹڵຯ͕͋Δ
   w ͕஀ੜ೔Ͱඒຯ͍͓͠ञͷ ҿΈํΛֶͼʹདྷ·ͨ͠
   w ࣮͸ωοτϫʔΫ͸ࠓ೥౓͔Β ΍ͬͯΔॳ৺ऀͳͷͰͪΐͬͱ ͨ͠αʔϕΠΛ࿩͠ʹདྷͨ !2
3. ໨త 4FHNFOU3PVUJOHΛ ͳΜͱͳ͘
   ཧղͨ͠φ΢ͰϠϯάͳएखʹͳΔ !3
4. ௐࠪ 4
5. ௐࠪ! #(1΍041' *(1Λ
   ஌͍ͬͯΔ࢖͍ͬͯΔ
6. ௐࠪ! ΞϯμʔϨΠ΍ΦʔόʔϨΠͱ
   ݴΘΕͯงғؾ͕Θ͔Δ
7. ௐࠪ! 4FHNFOU3PVUJOHΛ஌͍ͬͯΔ
8. ௐࠪ 4FHNFOU3PVUJOH
   Λʮ࢖ͬͯʯ͍Δ
9. 4FHNFOU3PVUJOHΛ
   Α͘͝ଘ஌ͷօ͞Μ͸
   ෼΄ͲͷٳܜʹͳΓ·͢ !9
10. ͓඼ॻ͖ wഎܠࣄ৘ͱ4FHNFOU3PVUJOHͱ͸
    wجૅ஌ࣝ
    wϢʔεέʔε
    wඪ४Խಈ޲
    wະདྷͱͦͷઌ΁ !10
11. എܠࣄ৘ͱ4FHNFOU3PVUJOHͱ͸ !11
12. എܠ w ωοτϫʔΫࣄۀऀͷ๊͑ͯΔ໰୊
    w ωοτϫʔΫͱτϥϑΟοΫ
    ύλʔϯ΋೥ʑෳࡶͰ ଟ༷ʹͳ͍ͬͯΔɻ
    w ऩӹΛߴΊΔʹ͸٬ʹྑ͍αʔϏεΛఏڙ͢Δඞཁ͕ ͋Γɺਫ਼౓ͷߴ͍τϥϑΟοΫ੍ޚ΁ͷχʔζ΋ߴ·ͬ ͍ͯΔɻ !12
13. ڞ௨ͷ໰͍ !13
14. ڞ௨ͷ໰͍ w2؅ཧίετΛ૿େͤͣ͞ʹଟ༷ͳαʔϏε Λఏڙ͢Δʹ͸ɺͲ͏͢Ε͹͍͍ͷ͔ɻ
15. ڞ௨ͷ໰͍ w"ܦ࿏Λ໌ࣔతʹࢦఆ੍͠ޚ͢Δ
    wҰൠʹτϥϑΟοΫ
    ΤϯδχΞϦϯάͱΑ ͹ΕΔ
    w ʢ͔ͳΓڱٛͳදݱײ͸͋ΔͷͰ͋͘·ͰҰྫͰ͢ʣ
16. τϥϑΟοΫ
    ΤϯδχΞϦϯά w௨ৗͷ
    *1
    ܦ࿏৘ใʹैͬͨܦ࿏બ୒Ͱ͸ɺجຊత ʹ࠷୹ܦ࿏͕બ୒͞ΕΔɻ
    w݁Ռɺಛఆܦ࿏ʹτϥϑΟοΫ͕ूத͠΍͘͢ͳΓɺ αʔϏεͷ಺༰ʹԠͨ͡ॊೈͳܦ࿏બ୒΋೉͠ ͍ɾɾɾ
    wŠଞʹ΋طଘͷϓϩτίϧʹ͸໰୊͕ɾɾɾ
17. 34715&ͷྫ w34715&
    wطଘͷ3471ʹϥϕϧ഑෍ͱ5&ʢ5SB⒏D
    &OHJOJFFSJOHʣͷػೳΛରԠ֦ͤͨ͞ுϓϩτί ϧ
18. 34715&ͷྫ wύέοτͷ௨աܦ࿏ͱͳΔτϯωϧΛ࡞੒͢ΔͨΊɺ ࣄલγάφϦϯά͕ൃੜ͢Δ
    w֤ϊʔυ͕ܦ࿏ʹؔ͢ΔεςʔτΛอ࣋͢Δ
    wŠ݁Ռ؅ཧ͕ෳࡶʹͳΓɺεέʔϥϏϦςΟͷ੍ ໿΍໰୊ൃੜ࣌ͷରԠͷ೉͠͞ʹ௚݁͢Δ
19. 34715&ͷྫ wŨŽŘ
    w৽װઢ΋μΠΞௐ੔ͱ͍͏ਓྗγάφϦϯάΛͨ͠ ͔Βਏ͔ͬͨ
    wʢิ଍ɿXBLBUFͷॳ೔ʹ౦๺৽װઢ͕Ұ ࣌ؒࢭ·ͬͨͷͰࢀՃऀΈΜͳʹӨڹͨ͠ʣ
20. ղܾࡦ !20
21. !21
22. 4FHNFOU3PVUJOHͱ͸ w ωοτϫʔΫΛ4FHNFOUͱ͍͏ཁૉΛ༻͍ͯදݱ͠ɺ ͦͷ4FHNFOUΛࢦఆ͢Δ͜ͱʹΑΓύέοτͷసૹΛ ࣮ݱ͢ΔΞʔΩςΫνϟ
    w *&5'ͷ413*/( 4PVSDF
    1BDLFU
    3PVUJOH
    JO
    /FUXPSLJOH Ͱࡦఆ͞ΕͯΔ
    w ࣮͸஀ੜͯ͠प೥ͩͬͨΓ͢Δ !22
23. ಛ௃ w εςʔτϨε
    w ػثෛՙɾӡ༻ෛՙܰݮ
    w *(1
    041'*4*4
    ͚ͩͰ࣮ݱ
    w ίϯτϩʔϧϓϨʔϯͷγϯϓϧԽ
    w σʔλϓϨʔϯඇґଘ
    w .1-4
    ·ͨ͸*1W !23
24. جૅ஌ࣝ !24
25. 4FHNFOUͷछྨ w /PEF
    4FHNFOU
    w ಛఆͷϊʔυΛද͢͜ͱ͕Ͱ͖Δ
    w QSFpY4*%ͱ͔ݴͬͨΓ΋͢Δ
    w "EKBDFODZ
    4FHNFOU
    w ϊʔυຖͷྡ઀ؔ܎Λࣔ͢
    w ୠ͠ยํ޲ͣͭͷ࿩
    w 4FHNFOU*%ʢ4*%ʣ
    w ͜ΕΒͷ4FHNFOUʹৼΒΕΔݻ ༗ͷ*% /PEF4FHNFOU /PEF4FHNFOU "EKBODFODZ
    4FHNFOU SPVUFS SPVUFS 0 "EKBODFODZ
    4FHNFOU !25
26. 4FHNFOUΛ
    ݩʹͨ͠େࡶ೺ͳύέοτసૹྫ 0 1 1 2 4FHNFOUʮ̎ʯ ύέοτσʔλ ύέοτͷྲྀΕ /PEF4FHNFOUʮ̎ʯ Λ΍ͬͯ·͢ !26
27. /PEF
    4FHNFOU
    /PEF4*% ͷసૹಈ࡞ 1 4 1 3 0 2 4*%ʮʯ ύέοτσʔλ /PEF4*%ʮʯ !27
28. /PEF
    4FHNFOU
    /PEF4*% ͷసૹಈ࡞ 1 4 1 3 0 2 4*%ʮʯ ύέοτσʔλ /PEF4*%ʮʯ *(1ͷTIPSUFTU
    QBUIʹ͕ͨͬͯ͠ύέοτ సૹΛߦ͏ !28
29. /PEF
    4FHNFOU
    /PEF4*% ͷసૹಈ࡞ 1 4 1 3 0 2 ύέοτσʔλ /PEF4*%ʮʯ 4*%ʮʯ 4*%ʮʯ 4FHNFOU
    -JTU 4PVSDF
    3PVUJOHͷܦ࿏ʹ
    Ԋͬͯฒ΂ΒΕͨ4*%ͷϦετ
    ʢڍಈ͸·Μ·ɹελοΫ !29
30. /PEF
    4FHNFOU
    /PEF4*% ͷసૹಈ࡞ 1 4 1 3 0 2 ύέοτσʔλ /PEF4*%ʮʯ 4*%ʮʯ 4FHNFOU
    -JTU !30
31. /PEF
    4FHNFOU
    /PEF4*% ͷసૹಈ࡞ 1 4 1 3 0 2 ύέοτσʔλ /PEF4*%ʮʯ /POF 4FHNFOU
    -JTU !31
32. /PEF
    4FHNFOUͷڍಈಛ௃ w ͳͥҠಈ͕εΩοϓͰ͖͔ͨ
    w /PEF
    4FHNFOU͸(MPCBMͳ4FHNFOUͰ͋Δ
    w ͭ·Γ/PEF4*%͸೚ҙͷ43
    EPNBJOʢͭ·Γ43 ͷྖҬʣ಺ͰϢχʔΫͳ஋ w/PEF4*%͕ଘࡏ͢Δύέοτ͸Ͳͷϧʔλ͕ड͚औͬ ͯ΋Ѽઌ͸ಉҰϊʔυʢϧʔλʣʹసૹ͞ΕΔ !32
33. "EKBDFODZ
    4FHNFOU
    "EK4*% ͷసૹಈ࡞ 1 4 1 3 0 2 4*%ʮʯ ύέοτσʔλ      "EK4*% \   ^ !33
34. "EKBDFODZ
    4FHNFOU
    "EK4*% ͷసૹಈ࡞ 1 4 1 3 0 2   "EK4*% \ ^ 4*%ʮʯ 4FHNFOU
    -JTU ύέοτσʔλ !34
35. "EKBDFODZ
    4FHNFOU
    "EK4*% ͷసૹಈ࡞ 1 4 1 3 0 2   "EK4*% \ ^ /POF 4FHNFOU
    -JTU ύέοτσʔλ !35
36. "EKBDFODZ
    4FHNFOU
    ͷڍಈಛ௃ w "EKBDFODZ
    4FHNFOU͸-PDBM
    4FHNFOUͳͷͰҟͳ ΔϊʔυͰ͋Ε͹ಉ͡"EK4*%Λ࢖༻͢Δ͜ͱ͕Մೳ wٯʹ͍͑͹ಉ͡"EK4*%͕෇༩͞ΕͨύέοτͰ͋ͬͯ ΋ड͚औͬͨ࣌ͷѼઌ͸ϧʔλຖʹҟͳΔڍಈΛ͢Δ !36
37. 
    /PEFͱ"EKBDFODZΛ૊Έ߹ Θͤͨసૹಈ࡞ 1 4 1 3 0 2 "EK4*% 4*%ʮʯ 4FHNFOU
    -JTU ύέοτσʔλ 4*%ʮʯ 4*%ʮʯ !37
38. 
    /PEFͱ"EKBDFODZΛ૊Έ߹ Θͤͨసૹಈ࡞ 1 4 1 3 0 2 "EK4*% 4*%ʮʯ 4FHNFOU
    -JTU ύέοτσʔλ 4*%ʮʯ /PEF4*%΁సૹ !38
39. 
    /PEFͱ"EKBDFODZΛ૊Έ߹ Θͤͨసૹಈ࡞ 1 4 1 3 0 2 "EK4*% 4*%ʮʯ 4FHNFOU
    -JTU /PEF4*%΁సૹ !39
40. 
    /PEFͱ"EKBDFODZΛ૊Έ߹ Θͤͨసૹಈ࡞ 1 4 1 3 0 2 "EK4*% /POF 4FHNFOU
    -JTU "EK4*%Λ௨ΔΑ͏ ʹసૹ !40
41. σʔλϓϨʔϯ w ࢖༻Ͱ͖ΔσʔλϓϨʔϯ͸.1-4ͱ*1Wͷͭɽ 4FHNFOU-JTUΛ͜ͷೋͭͰදݱ͢Δ͜ͱ͕Ͱ͖Δ
    w .1-4ϥϕϧελοΫͰදݱ͞ΕΔ
    w *1W*1W֦ுϔομͰදݱ͞ΕΔ
    w ࡉ͔͍ڍಈ͸͕࣌ؒͳͦ͞͏ͳͷͰੋඇޙͰฉ͍͍ͯ ͚ͨͩΕ͹ʂ !41
42. جૅ஌ࣝͷ·ͱΊ w /PEF
    4FHNFOU
    w ಛఆͷϊʔυΛද͢͜ͱ͕Ͱ͖Δ
    w "EKBDFODZ
    4FHNFOU
    w ϊʔυຖͷྡ઀ؔ܎Λࣔ͢ʢୠ͠ยํ޲ͣͭͷ࿩ʣ
    w 4FHNFOU*%ʢ4*%ʣ
    w ͜ΕΒͷ4FHNFOUʹৼΒΕΔݻ༗ͷ*%
    w ͜ΕΒ͸શͯΛ૊Έ߹Θͤͯར༻͕Ͱ͖Δ !42
43. Ϣʔεέʔε !43
44. Ϣʔεέʔε w ಛ௃తʹܦ࿏Λࢦఆͨ͠Γ͢Δ΋ͷʹ࢖ΘΕΔ
    w αʔϏενΣΠχϯά
    w ৑௕ߏ੒
    w /7'
    w ΞϓϦέʔγϣϯ͝ͱʹ੍ޚ͞ΕͨϧʔςΟϯά
    w ྫ͑͹TJNͷFOBCMFʹ͢Δ͔ͳͲͷ"1*ͱ͔
    w ͳͲɾɾɾ !44
45. αʔϏενΣΠχϯά 1 4 1 3 0 2 w 43Λ࢖ͬͯ'8΍%1*ͳͲͷαʔϏεϊʔυΛ௨ΔΑ͏ ʹઃఆ͢Δ͜ͱ͕Մೳ firewallɿ10 !45
46. %$ͷ৑௕ߏ੒ IUUQTXXXTMJEFTIBSFOFUMJOFDPSQTT !46
47. ඪ४Խಈ޲ !47
48. ඪ४Խಈ޲ w *&5'ͷ413*/( 4PVSDF
    1BDLFU
    3PVUJOH
    JO
    /FUXPSLJOH Ͱࡦఆ͞ΕͯΔ
    w ΞΫςΟϒͳυϥϑτ͕΋ ͋Γ௒׆ൃ
    w ͜ͷத͔ΒҰͭϐοΫΞοϓ͠ ͯݟ·͢ɽ !48
49. ඪ४Խಈ޲ w ͪͳΈʹͲΕ͘Β͍׆ൃͳͷ͔ͷ΄͔ͱαΠζΛൺֱ IUUQͰ߹ܭIJU 5-4ͰIJU !49
50. ඪ४Խಈ޲ 43WͰ͸೔ຊਓ͕ٞ࿦ʹࢀՃͯ͠
    ΠχγΞνϒΛ࣋ͬͯΔʂ w ͳͷͰ43Wʹ͍ͭͯͷඪ४Խಈ޲ʹ͍ͭͯ΄ Μͷͪΐͬͱ͚ͩগ͠ϐοΫΞοϓ͠·͢ !50
51. ඪ४Խಈ޲ w ࡢ೥ͷESBGUpMTpMTTQSJOHTSWOFUXPSLQSPHSBNNJOH
    w ʮ֦ுϔολʔʹ͸సૹઌͷࢦఆʢ-PDBUPSʣ͚ͩͰͳ͘ύέοτΛड͚ औͬͨ࣌ͷ"DUJPOʢ'VODUJPOʣ΋߹Θͤͯࢦఆ͢Δ͜ͱ͕૝ఆ͍ͯ͠Δʯ
    w ֦ுϔολʔʹॻ͖ࠐΊΔ4*%௕͕Ϗοτ΋͋Δ -PDBUPSʢసૹઌʣ "SHVNFOU
    "DUJPOʹର͢Δύϥϝʔλ 'VODUJPO "DUJPO CJU ͪͳΈશͯՄม௕ͷ߲໨ !51
52. ඪ४Խಈ޲ w ࠓ೥ͷESBGUpMTpMTTQSJOH TSWOFUXPSL QSPHSBNNJOHͰ͸
    w ͍ͭʹެࣜͰ࣮ݧ࣮૷͕ੜ͑ͨ
    w IUUQTHJUIVCDPN FCJLFOQTSW
    w Θ͔ͣҰ೥଍ΒͣͰ͍͢͝ ◦T.Insert ◦T.Encaps, T.Encaps.Red ◦End, End.DT6 ◦End.MAP (future) ◦End.M.GTP6.D ◦End.M.GTP6.E ◦End.M.GTP4.E (future) ◦T.M.Tmap (future) ◦End.Limit (not planned) !52
53. ඪ४Խಈ޲ w ݸਓతʹ໘ന͔ͬͨͷ͸ϕϯμʔ֤͕ࣾͲ͏͍͏ํ޲ʹ޲͖ ͍ͨͷ͕ผ్ͷࢿྉΛ୳͢ͱ஍ຯʹಁ͚ͯΘ͔Δͱ͍͏͜ͱɽ IUUQTXXXOJDBEKQKBNBUFSJBMTJFUGSFQPSUNBUTVTIJNBQEG !53
54. ඪ४Խಈ޲ IUUQTXXXOJDBEKQKBNBUFSJBMTJFUGSFQPSUNBUTVTIJNBQEG !54
55. ඪ४Խಈ޲·ͱΊ w 43W͸࣮͸ʹඪ४Խ͕ग़ͨ͹͔Γͷ৽͍͠΍ͭ
    w Ͳ͜ͷϕϯμʔ΋ڵຯ௡ʑͱ͍͏͜ͱ͕Θ͔Γɼ͜ΕΒ͸͔ ͳΓਐาͯ͠Δʂ
    w ฒʑͳΒ͵౒ྗΛײ͡ΔͷͰͥͻ৭ʑݟͯཉ͍͠ !55
56. ະདྷͱͦͷઌ΁ !56
57. ࠓͷ43๊͕͑Δ࿩ w 4*%ͷ؅ཧϓϥΫςΟε΍ϓϩϏδϣχϯά͕ඞཁ
    w ηάϝϯτϧʔςΟϯάͷ֊૚Խ
    w ͲΜͳ5&ϙϦγʔʹ͢Ε͹͍͍ͷ͔
    w ϥϕϧελοΫ਺ͷ૿ՃͰͷݶք஋
    w ύοͱࢥ͍͍ͭͨͷͰ΋͜Μͳײ͡Ͱ·ͩ·ͩࣽ٧Ί Δඞཁ͕͋Γͦ͏ !57
58. 4*%ͷ؅ཧϓϥΫςΟε΍
    ϓϩϏδϣχϯά͕ඞཁ w /PEF4*%͸4FHNFOU
    EPNBJOͰ(MPCBMͳ஋Ͱ͋Δඞཁ͕͋Δ
    w ͭ·ΓඃΒͤͯ͸͍͚ͳ͍ɽ
    w ඃͬͯ͠·ͬͨϊʔυͷͲͪΒΛ༗ޮʹ͠Α͏͔ͱ͍͏نఆ͸΋ͪ ΖΜଘࡏ͸͢Δ
    w DG
    ESBGUJFUGTQSJOHDPOqJDUSFTPMVUJPO
    w ίϯϑΟάͰԿ୆΋ઃఆ͢ΔJOEFYͷ஋ͳΜͯͨͩͷ੔਺஋ͳͷͰͱͯ ΋ਏ͍ɾɾɾ w ϓϩϏδϣχϯάπʔϧ΍ՄࢹԽ౳ͷϓϥΫςΟε͕ඞཁ !58
59. ηάϝϯτϧʔςΟϯά
    ͷ֊૚Խ w ֤ϊʔυ͕43
    EPNBJO಺ͷશ4*%৘ใΛอ࣋͢Δඞཁ ੑ͕ଘࡏ͢Δͭ·ΓωοτϫʔΫن໛֦େʹ൐͏৘ใ ྔͷ૿ՃͰࢮ͵
    w ղܾࡦɿ֊૚ԽΛߦ͏
    w ֤ϊʔυʹ্Ґηάϝϯτ಺ͷ৘ใͷΈΛ࣋ͨͤɼ ଞͷ্Ґηάϝϯτ಺ͷϊʔυΛӅṭ
    w ֤ϊʔυͷ࣋ͭ৘ใྔ࡟ݮΛ࣮ݱ !59
60. ηάϝϯτϧʔςΟϯά
    ͷ֊૚Խ w ͜ͷղܾࡦʹ͸໰୊͕͋Δ
    w ϙϦγઃఆൣғͷ໌֬Խ͸ԿͰ͢Ε͹ྑ͍ΜͩΖ͏
    w ্Ґηάϝϯτ΁ͷ4*%෇༩ͷ༗ແʹΑΔ෼ྨʁ
    w 43
    1$&΁ͷϙϦγઃఆख๏ʹΑΔ෼ྨʁ
    w ͦ΋ͦ΋ந৅Խͨ͠֊૚Խͨ͠΍ͭ͸11ΑΖ͘͠ͳײ͡Ͱ࣍ ਺௚ܘ໰୊తͷ͕ͦͷ͏ͪى͖ΔͷͰ͸ɾɾɾʁ
    w ࠷େ࣍਺ͱ௚ܘͷ੍໿ͷ΋ͱͰͲΕ͚ͩ௖఺Λଟؚ͘Μͩ άϥϑΛ࡞ΕΔ
    w DG௚ܘ͕খ͍͞
    
    ஗ԆΛখ͘͞Ͱ͖Δ !60
61. ·ͱΊ w 43͸ΊͬͪΌศརɽؒҧ͍ͳ࣍͘ੈ୅ͷύϥμΠϜʹ ͳΔʢͱࢲ͸ࢥͬͯΔʣ
    w ͔͠͠ΦϖϨʔγϣϯͷ؍఺͔ΒͲ͏͢Ε͹ྑ͍Μͩ Ζ͏ͳͱ͍͏ͷ͕ΰϩΰϩ͋Γ·ͩ·ͩࣽ٧ΊΔ΂͖ ੈք؍ɽ
    w ͔ͳΓ༻ޠΛͰ͖Δ͚ͩল͍ͨͷͰॏശͷ۱Λͭͭ͘ ͱϘϩ͕ग़ΔͷͰʢ༏͘͠ʣٙ໰఺͸ฉ͍͍ͯͩ͘͞ !61
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