ࣉ ࣞ ࢫ ࣜ
2 0 1 4 ᖺ 5
ࣜ ࣮
᭶ 2 1
ࢫ
᪥
100 ࢠ࢞ࣅࢵࢺ⣭ࢥ࢔࣭࣓ࢺ࣭ࣟ࢔ࢡࢭࢫගࢿࢵࢺ࣮࣡ࢡࡢ
Software Defined Transport Network ᢏ⾡࡟ࡼࡿ┦஫᥋⥆࡟ᡂຌ
㹼 ᑗ᮶ࡢࢹ࣮ࢱࢭࣥࢱ࣮㛫ࢿࢵࢺ࣮࣡ࢡࡢ⤫ྜไᚚᐇ⌧࡟ྥࡅ࡚๓㐍 㹼
ᰴᘧ఍♫ KDDI ◊✲ᡤ㸦௨ୗ KDDI ◊ࠊ௦⾲ྲྀ⥾ᙺᡤ㛗㸸୰ᓥᗣஅ㸧
ࠊ୕⳻㟁ᶵᰴᘧ఍♫㸦௨ୗ୕⳻㟁ᶵࠊ
ᇳ⾜ᙺ♫㛗㸸ᰙᒣṇᶞ㸧
ࠊ⊂❧⾜ᨻἲே ᝟ሗ㏻ಙ◊✲ᶵᵓ㸦௨ୗ NICTࠊ⌮஦㛗㸸ᆏෆṇኵ㸧
ࠊ៞᠕⩏ሿ኱Ꮫ
㸦ሿ㛗㸸Ύᐙ⠜㸧ࠊ࢖ࢡࢩ࢔ࢥ࣑ࣗࢽࢣ࣮ࢩࣙࣥࢬᰴᘧ఍♫㸦௨ୗ࢖ࢡࢩ࢔ࠊ௦⾲ྲྀ⥾ᙺ㸸ᮧୖ᠇ྖ㸧
ࠊᰴᘧ఍
♫ᮾ㝧ࢸࢡࢽ࢝㸦௨ୗᮾ㝧ࢸࢡࢽ࢝ࠊ௦⾲ྲྀ⥾ᙺ♫㛗㸸஬࿡຾㸧ࡢ 6 ⪅ࡣࠊಶࠎ࡟ᵓ⠏ࡋࡓẖ⛊ 100 ࢠ࢞ࣅ
ࢵࢺ⣭ࡢࢥ࢔ࠊ࣓ࢺࣟࠊࡑࡋ࡚࢔ࢡࢭࢫࡢගࢿࢵࢺ࣮࣡ࢡࢆࠊSDN㸦Software defined networking㸧ͤ㸯ࡢᢏ
⾡ࢆ⏝࠸࡚┦஫᥋⥆ࡍࡿ௬᝿ගࢿࢵࢺ࣮࣡ࢡᵓ⠏ᐇ㦂࡟ᡂຌࡋࡲࡋࡓࠋᮏᢏ⾡ࡣࠊࢹ࣮ࢱࢭࣥࢱ࣮㛫ࢆࡘ࡞ࡂࠊ
ᗈᇦࢡࣛ࢘ࢻࢆᵓᡂࡍࡿ኱ᐜ㔞㏻ಙࢿࢵࢺ࣮࣡ࢡᢏ⾡࡬ࡢᛂ⏝ࡀᮇᚅ࡛ࡁࡲࡍࠋ
ᮏᐇ㦂ࡢෆᐜࡣࠊ
5 ᭶ 22 ᪥㹼23 ᪥࡟Ṋⶶ㔝ᕷ࡛㛤ദࡉࢀࡿᅜ㝿఍㆟ 10th International Conference on IP +
Optical Network㸦iPOP2014㸧࡟࡚┦஫᥋⥆ࢹࣔࣥࢫࢺ࣮ࣞࢩࣙࣥ࡜ࡋ࡚බ㛤࠸ࡓࡋࡲࡍࠋ
࠙⫼ᬒࠚ
ࢡࣛ࢘ࢻࣅࢪࢿࢫࡢྎ㢌ࡸࣅࢵࢢࢹ࣮ࢱࡢά⏝࡟ࡼࡾࠊࢹ࣮ࢱࢭࣥࢱ࣮ෆእࢆὶࢀࡿ᝟ሗ㔞ࡣ㣕㌍ⓗ࡟ቑຍ
ࡋ࡚࠾ࡾࠊ2020 ᖺ࡟ࡣ 2012 ᖺ࡜ẚ࡭࡚⣙ 8 ಸ௨ୖ࡟࡞ࡿ࡜ண᝿ࡉࢀ࡚࠸ࡲࡍࠋࡑࡢࡓࡵࠊࢹ࣮ࢱࢭࣥࢱ࣮
ෆእࡢࢿࢵࢺ࣮࣡ࢡ࡟ࡣࠊ௒ᚋẖ⛊ 100 ࢠ࢞ࣅࢵࢺ⣭ࡢගࢿࢵࢺ࣮࣡ࢡᶵჾࡢᑟධ࡜ࠊ㏻ಙရ㉁ࡸᖏᇦ➼ࡢ
␗࡞ࡿ」ᩘࡢከᵝ࡞ࢧ࣮ࣅࢫࢆ୍ࡘࡢ㏻ಙ஦ᴗ⪅ࡢࢿࢵࢺ࣮࣡ࢡ࡟ຠ⋡ⓗ࡟཰ᐜࡍࡿࡓࡵࡢࢿࢵࢺ࣮࣡ࢡ㈨
※ࢆศ㞳ࡋ⟶⌮࡛ࡁࡿᶵᵓࡀᚲせ࡛ࡍࠋ୍᪉ࠊከᩘࡢ⿦⨨࠾ࡼࡧ」ᩘࡢࢿࢵࢺ࣮࣡ࢡ࠿ࡽᵓ⠏ࡉࢀࡿࢿࢵࢺ࣡
࣮ࢡࡀ௒ࡲ࡛௨ୖ࡟㧗㏿࠿ࡘ」㞧࡟࡞ࡿ࡜ࠊ㐠⏝ࢥࢫࢺࡢቑ኱ࡀㄢ㢟࡜࡞ࡾࡲࡍࠋ᫖௒ࠊ㐠⏝ࢥࢫࢺࡢపῶࡢ
ࡓࡵࠊࡑࡢࡼ࠺࡞」㞧࡞ࢿࢵࢺ࣮࣡ࢡࢆ SDN/OpenFlowͤ2 ➼࣮࢜ࣉࣥࢯ࣮ࢫࡢ࢖ࣥࢱࣇ࢙࣮ࢫ࡟ࡼࡾ୍ඖⓗ
࡟㞟୰⟶⌮ࡍࡿᢏ⾡ࡀὀ┠ࡉࢀ࡚࠸ࡲࡍࡀࠊࡇࢀࡲ࡛ࠊከᩘࡢ⿦⨨࠾ࡼࡧ」ᩘࡢ␗࡞ࡿ᪉ᘧࡢࢿࢵࢺ࣮࣡ࢡ࠿
ࡽ࡞ࡿ኱つᶍ࡛኱ᐜ㔞࡞ගࢿࢵࢺ࣮࣡ࢡࢆ༢୍ࡢไᚚ⿦⨨࡟ࡼࡾ୍ඖⓗ࡟㞟୰⟶⌮ࡍࡿࡇ࡜ࡣᅔ㞴࡛ࡋࡓࠋ
࠙௒ᅇࡢᡂᯝ࡜බ㛤ࢹࣔࣥࢫࢺ࣮ࣞࢩࣙࣥࡢෆᐜࠚ
ࢥ࢔࣭࣓ࢺ࣭ࣟ࢔ࢡࢭࢫࡢྛගࢿࢵࢺ࣮࣡ࢡͤ3㸦ᅗ 1 ཧ↷㸧࡟㓄ഛࡉࢀࡓྛࢿࢵࢺ࣮࣡ࢡไᚚ⿦⨨ࡀࠊ⮬ࡽ
ࡀ⟶⌮ࡍࡿ≀⌮ࢿࢵࢺ࣮࣡ࢡࢆ⡆᫆ⓗ࡞ㄽ⌮ࢿࢵࢺ࣮࣡ࢡ࡜ࡋ࡚⤫ྜไᚚ⿦⨨㸦SDN ࢥࣥࢺ࣮ࣟࣛ㸧࡟᝟ሗ
ᥦ౪ࡍࡿࡇ࡜࡛ࠊẖ⛊ 100 ࢠ࢞ࣅࢵࢺ⣭ࢺࣛࣥࢫ࣏࣮ࢺࢿࢵࢺ࣮࣡ࢡࢆྵࡴ኱つᶍࢿࢵࢺ࣮࣡ࢡࢆ୍ඖⓗ࡟
ไᚚ࡛ࡁࡿ Software Defined Transport Network ࢆࠊ
6 ⪅ࡣ┦஫᥋⥆ᐇ㦂࡟ࡼࡾୡ⏺࡛ึࡵ࡚☜ㄆࡋࡲࡋࡓࠋ
5 ᭶ 22 ᪥㹼23 ᪥࡟㛤ദࡉࢀࡿᅜ㝿఍㆟ iPOP2014 ࡢබ㛤ࢹࣔࣥࢫࢺ࣮ࣞࢩ࡛ࣙࣥࡣࠊẖ⛊ 100 ࢠ࢞ࣅࢵ
ࢺ⣭ࡢගࢿࢵࢺ࣮࣡ࢡᶵჾ㸦ヨసࣉࣟࢺࢱ࢖ࣉ㸧ࢆ⏝ពࡋࠊᶍᨃࢹ࣮ࢱࢭࣥࢱ࣮㛫࡟௬᝿ගࢿࢵࢺ࣮࣡ࢡࡀᵓ
⠏࡛ࡁࡿࡇ࡜ࢆ࠾ぢࡏࡋࡲࡍࠋࢹ࣮ࢱࢭࣥࢱ࣮㛫ࢆ᥋⥆ࡍࡿගࢿࢵࢺ࣮࣡ࢡ࡜ࡋ࡚ࡣࠊẖ⛊ 100 ࢠ࢞ࣅࢵࢺ
ࡢἼ㛗ከ㔜ගఏ㏦⿦⨨ͤ4㸦୕⳻㟁ᶵᥦ౪㸧࡜ẖ⛊ 100 ࢠ࢞ࣅࢵࢺ⣭ࡢගࣃࢣࢵࢺ࣭ගࣃࢫ⤫ྜࢫ࢖ࢵࢳࣥࢢ
⿦⨨ͤ5㸦NICT ᥦ౪㸧ࢆ࣓ࢺࣟࢥ࢔ගࢿࢵࢺ࣮࣡ࢡ࡜ࡋ࡚ᵓ⠏ࡋࡲࡍࠋᶍᨃࢹ࣮ࢱࢭࣥࢱ࣮㸦࢖ࢡࢩ࢔ࠊᮾ㝧
ࢸࢡࢽ࢝ᥦ౪㸧࡜ࡘ࡞ࡀࡿ࢔ࢡࢭࢫ㒊ศ࡟ࡣࠊ࢚ࣛࢫࢸ࢕ࢵࢡᛶͤ6 ࢆ᭷ࡍࡿḟୡ௦ග࢔ࢢࣜࢤ࣮ࢩࣙࣥࢿࢵ
ࢺ࣮࣡ࢡͤ7 ࡢࣉࣟࢺࢱ࢖ࣉᶵჾͤ8㸦៞᠕⩏ሿ኱Ꮫᥦ౪㸧ࢆタ⨨ࡋࠊ␗࡞ࡿࢱ࢖ࣉࡢ⿦⨨࡛ᵓ⠏ࡉࢀࡓගࢿࢵ
ࢺ࣮࣡ࢡࢆ SDN/OpenFlow ࣮࣋ࢫࡢ⤫ྜไᚚ⿦⨨ͤ9㸦KDDI ◊ᥦ౪㸧࡛ไᚚࡋࡲࡍࠋ⤫ྜไᚚ⿦⨨ࡣࠊࢹ࣮
ࢱࢭࣥࢱ࣮ࡢ࣮ࣘࢨ࣮࠿ࡽࡢࣜࢡ࢚ࢫࢺ㸦ᖏᇦせồ㸧࡟ᛂࡌ࡚ࠊಶࠎࡢ௬᝿ගࢿࢵࢺ࣮࣡ࢡࢆᵓ⠏ࡋࡲࡍࠋࡇ
ࢀࡽࡣࠊẖ⛊ 100 ࢠ࢞ࣅࢵࢺ⣭ࢺࣛࣥࢫ࣏࣮ࢺࡢ SDN/OpenFlow ไᚚࡢึࡢබ㛤ᐇ㦂ͤ10 ࡛ࡍࠋ
ᅗ㸯 ࢹ࣮ࢱࢭࣥࢱ࣮㛫ࢆ᥋⥆ࡍࡿගࢿࢵࢺ࣮࣡ࢡᵓᡂ
ͤ1㸸ࢿࢵࢺ࣮࣡ࢡᵓᡂࢆࢯࣇࢺ࢙࢘࢔࡛ືⓗ࡟タᐃ࣭ኚ᭦࡛ࡁࡿࢿࢵࢺ࣮࣡ࢡᢏ⾡࡛ࡍࠋࡇࡇ࡛ࡣࠊගࢺ
ࣛࣥࢫ࣏࣮ࢺࢿࢵࢺ࣮࣡ࢡࢆࢯࣇࢺ࢙࢘࢔࡛ືⓗ࡟タᐃኚ᭦ࡍࡿᢏ⾡࡜ࡋ࡚ࠊSoftware Defined
Transport Network㸦SDTN㸧࡜࠸࠺ゝⴥࢆ౑⏝ࡋ࡚࠸ࡲࡍࠋ
ͤ2㸸OpenFlow ࡣ Open Networking Foundation㸦ONF㸧ࡢⓏ㘓ၟᶆ࡛ࡍࠋ
ͤ3㸸࢔ࢡࢭࢫ࣭ࢿࢵࢺ࣮࣡ࢡࡢ᝟ሗࡀ࣓ࢺ࣭ࣟࢿࢵࢺ࣮࣡ࢡ࡟㞟ࡵࡽࢀࠊ࣓ࢺ࣭ࣟࢿࢵࢺ࣮࣡ࢡࢆ㞟⣙ࡋ
࡚ࢥ࢔࣭ࢿࢵࢺ࣮࣡ࢡࡀᵓᡂࡉࢀࡲࡍࠋ
ͤ4㸸1 ᮏࡢගࣇ࢓࢖ࣂୖ࡛Ἴ㛗ከ㔜ࡋࡓගಙྕࢆఏ㏦ࡍࡿග㏻ಙ⿦⨨࡛ࡍࠋ௒ᅇࡢ┦஫᥋⥆ᐇ㦂࡛౑⏝ࡋ
࡚࠸ࡿ⿦⨨ࡣ 1 Ἴ㛗࠶ࡓࡾẖ⛊ 100 ࢠ࢞ࣅࢵࢺࠊගࣇ࢓࢖ࣂ 1 ᮏ࠶ࡓࡾẖ⛊ᩘࢸࣛࣅࢵࢺࡢఏ㏦ࡀྍ
⬟࡛ࡍࠋᮏ◊✲㛤Ⓨࡢ୍㒊ࡣࠊᖹᡂ 21 ᖺᗘ࠿ࡽᖹᡂ 23 ᖺᗘ࡟ᐇ᪋ࡋࡓ⥲ົ┬ࡢጤク◊✲ࠕ㉸㧗㏿ග
ఏ㏦ࢩࢫࢸ࣒ᢏ⾡ࡢ◊✲㛤Ⓨ㸦ࢹࢪࢱࣝࢥࣄ࣮ࣞࣥࢺග㏦ཷಙᢏ⾡㸧
ࠖ࠾ࡼࡧࠕ㉸㧗㏿ග࢚ࢵࢪࣀ࣮ࢻ
ᢏ⾡ࡢ◊✲㛤Ⓨࠖࡢᡂᯝࢆ฼⏝ࡋ࡚࠸ࡲࡍࠋ
ͤ5㸸㧗⢭⣽ᫎീఏ㏦ࡸ㐲㝸་⒪ࠊTV ఍㆟࡞࡝㧗ရ㉁࡞せồࢆࡍࡿ࢚ࣥࢻ࣮ࣘࢨ࣮࡟ᑐࡋ࡚ࡣගࣃࢫࢆᥦ
౪ࡋࠊWeb ࢔ࢡࢭࢫࡸ㟁Ꮚ࣓࣮ࣝࡢ㌿㏦ࠊ㉸኱㔞➃ᮎ࠿ࡽࡢࢭࣥࢧ࣮ࢹ࣮ࢱ࡞࡝ࡢ㌿㏦࡟ࡣࠊගࣃࢣ
ࢵࢺ஺᥮ࢆ⏝࠸ࡿ➼ࠊ⏝㏵࡟࠶ࢃࡏࡓ㏻ಙ㊰ࢆᥦ౪ࡍࡿග⿦⨨࡛ࡍࠋ
ͤ6㸸࢚ࣛࢫࢸ࢕ࢵࢡᛶ࡜ࡣࡇࡇ࡛ࡣගࣃࢫࡢಙྕᖏᇦࢆせồᖏᇦ࡟ᛂࡌ࡚ࢦ࣒ࡢࡼ࠺࡟ఙ⦰⮬ᅾ࡟ኚ᭦ྍ
⬟࡞ᛶ㉁ࢆゝ࠸ࡲࡍࠋ
ͤ7㸸࢔ࢢࣜࢤ࣮ࢩࣙࣥ⥙ࡣࠊᆅᇦⓗ࡟㓄ഛࡉࢀࢧ࣮ࣅࢫẖ࡟Ꮡᅾࡍࡿ࢔ࢡࢭࢫ⥙࡜㏻ಙᒁ㛫ࢆ᥋⥆ࡍࡿࢥ
࢔⥙࡜ࡢ㛫࡟Ꮡᅾࡋࠊ࢔ࢡࢭࢫ⥙࠿ࡽࡢࢺࣛࣄࢵࢡࢆࢥ࢔⥙࡟ྥࡅ࡚㞟⣙ࡍࡿࢧ࣮ࣅࢫඹ㏻ࡢ㞟⥺⥙
࡛ࡍࠋḟୡ௦ග࢔ࢢࣜࢤ࣮ࢩࣙࣥࢿࢵࢺ࣮࣡ࢡ࡛ࡣࠊFiber to the Home㸦FTTH㸧ᢏ⾡ࢆᣑᙇࡋ࡚ࠊ
࢔ࢢࣜࢤ࣮ࢩࣙࣥ⥙ࢆ࢔ࢡࢭࢫ⥙࡜⤫ྜࡋ࡚࢔ࢡࢸ࢕ࣈගศ㓄⥙࡜ࡋ࡚ග໬㒊ศࢆᣑ኱ࡋࠊࢿࢵࢺ࣡
࣮ࢡ௬᝿໬ᢏ⾡ࡸ SDN ᢏ⾡࡟ࡼࡿࢧ࣮ࣅࢫᑐᛂᆺ⤫ྜ⥙ࡢᐇ⌧ࢆ┠ᣦࡋ࡚࠸ࡲࡍࠋ
ͤ8㸸៞᠕⩏ሿ኱Ꮫࡢࣉࣟࢺࢱ࢖ࣉᶵჾࡣࠊNICT ࡢጤク◊✲ࠕ࢚ࣛࢫࢸ࢕ࢵࢡග࢔ࢢࣜࢤ࣮ࢩࣙࣥᢏ⾡ࡢ
◊✲㛤Ⓨࠖࡢᡂᯝࢆ฼⏝ࡋ࡚࠸ࡲࡍࠋ
ͤ9㸸KDDI ◊ࡢ⤫ྜไᚚ⿦⨨㸦ࣉࣟࢺࢱ࢖ࣉ㸧ࡣࠊ⥲ົ┬ࡢጤク◊✲ࠕࢫࣛ࢖ࢧࣈࣝ࡞㉸ 100G ࢖࣮ࢧࢿ
ࢵࢺࢩࢫࢸ࣒ࢆᐇ⌧ࡍࡿࡓࡵࡢ኱つᶍࣉࣟࢢ࣐ࣛࣈࣝගࢿࢵࢺ࣮࣡ࢡࡢ◊✲㛤Ⓨࠖࡢᡂᯝࢆ฼⏝ࡋ࡚
࠸ࡲࡍࠋ
ͤ10㸸ᮏᐇ㦂ࡣࠊࡅ࠸ࡣࢇ࡞᝟ሗ㏻ಙ࣮࢜ࣉࣥࣛ࣎◊✲᥎㐍༠㆟఍࣭┦஫᥋⥆ᛶ᳨ド࣮࣡࢟ࣥࢢࢢ࣮ࣝࣉ
㸦୺ᰝ㸸៞᠕⩏ሿ኱Ꮫ⌮ᕤᏛ㒊ᩍᤵ ᒣ୰┤᫂㸧࡛᥎㐍ࡍࡿࠕMulti-Technology Transport Network
ไᚚᢏ⾡ ◊✲㛤Ⓨࣉࣟࢪ࢙ࢡࢺࠖࡢ୍⎔࡜ࡋ࡚ᐇ᪋ࡍࡿࡶࡢ࡛ࡍࠋ
ࡅ࠸ࡣࢇ࡞᝟ሗ㏻ಙ࣮࢜ࣉࣥࣛ࣎◊✲᥎㐍༠㆟఍ࡣࠊ⏘Ꮫᐁ㐃ᦠ࡟ࡼࡿ ICT ศ㔝ࡢ◊✲㛤Ⓨࢆ᥎㐍ࡍ
ࡿࡇ࡜࡟ࡼࡾ㛵す⤒῭ࡢⓎᒎ࡟㈨ࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡍࡿ༠㆟఍࡛ࡍࠋ┦஫᥋⥆ᛶ᳨ド࣮࣡࢟ࣥࢢࢢࣝ
࣮ࣉࡣࠊྠ༠㆟఍ࡢചୗࡢ࣮࣡࢟ࣥࢢࢢ࣮ࣝࣉ࡛࠶ࡾࠊ᪂ୡ௦ࡢගࢿࢵࢺ࣮࣡ࢡࡢ┦஫᥋⥆ᛶ࡟㛵ࡋ
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