QoS ↑ †† †† tit ↑ ↑
2-1-1 113-8654 7-3-1 †† 1-24-2 ††† 163-8677 E-mail: †{g1120541,oguchi}@is.ocha.ac.jp, ††{nakao,shu}@iii.u-tokyo.ac.jp, †††sane@cc.kogakuin.ac.jp SNS [1] SDN(Software Defined Networking) SDN API(Southbound Interface) SDN [2] DPN (Deeply Programmable Network) QoS DPN FLARE [3] FLARE SNS QoS SNS, SDN, OpenFlow, DPN, FLARE 1. IP DPI(Deep Packet Inspection) 2011 3 2 SPI SDN [7] API(Southbound Interface) DPI DPN (Deeply Programmable Network) [4] [3] [2] [8] DPI SNS SNS Twitter [5] OpenFlow FLARE [1] DPN QoS SNS SNS SDN(Software Defined Networking) OpenFlow [6] SDN SPI(Stateful Packet Inspection) — l — DPN [3] [2] l 2
QoS [12][13][14] OpenFlow SNS SDN DPI 3. SDN DPN i SNS 3.1 SDN/OpenFlow SDN OpenFlow [6] [1] SNS ii    DPN LAN OpenFlow 2. 3. SDN DPN 5. 7. 6. OpenFlow OpenFlow SDN OpenFlow 3.2  DPN/FLARE 3. l SDN [9][10][11][12][13][14][15]  NTT [9] Open- DPN DiffServ (Differentiated Services) DPN CoS DPN [10][11] IP DB OpenFlow ToS OpenFlow FLARE 2 QoS Skype QoS 2 4. 2. Flow l l DB IP ID — 2 — 4. Twitter 3 (1) FLARE SYN SYN 5. FLARE 5.1 5 1G      1Gbps    10G 10Gbps FLARE 3 h6 l 4.1 3      (1) SYN SYN SYN [17][18] SYN ID ID (2) Twitter [1] (3) l 20 h4 FLARE 4 l (4) 60 (5) REST-API (6) QoS YouTube QoS 4
6.
FLARE

Route2 REST-API FLARE YouTube 100 Mbps Route l 60 Twitter 20 2 120 l 60 3 180 3 2 Route2 5.2 YouTube Route2 iPerf 5 2 1G Twitter 7 10G lG 10G 2 8 YouTube Skype Skype 800 6.1 Mbps 2011 3 l l 14 15 6.2 6. l 9 10 11 QoS — 4 — YouTube 10 6.3 Ping lms l 12 20-30ms 7. SNS QoS RTT 20-30ms 800 Mbps SNS SNS 10 l l 9 Skype l l Skype YouTube QoS FLARE 800 Mbps
CREST
SCOPE [1] Chihiro Maru, Miki Enoki, Akihiro Nakao, Shu Yamamoto, Saneyasu Yamaguchi, and Masato Oguchi: "Development of Failure Detection System for Network Control using Collective Intelligence of Social Networking Service in Large-Scale Disaster "  In Proc. the 27th ACM Conference on Hypertext and Social Media (HT2016), pp.267-272, Halifax, Canada, July 2016. Akihiro Nakao, "Software-Defined Data Plane Enhancing SDN and [2] NFV", Special Section on Quality of Diversifying Communication Networks and Services, IEICE Transactions on Communications, vol.E98-B, No.1, pp.12-19, Jan. 2015. [3] Akihiro Nakao, "FLARE: Open Deeply Programmable Network Node Architecture," Stanford Univ. Networking Seminar, October 2012. http://netseminar.stanford.edu/10_18_12.html [4] NTT DOCOMO, "Improvement of Credibility for Operation System in the Case of Large Disaster", https://www.nttdocomo.co.jp/binary/p df/corporate/technology/rd/technical_journal/bn/vol20_4/vol20_4_026 jp.pdf, Technical Journal Vol. 20 No. 4, 2013. Twitter, http://twitter.com/ [5] [6] N.McKeown, T.Anderson, H.Balakrishnan, G.Parulkar, L.Peterson, J.Lexford, S.Shenker, and J.Turner. "OpenFlow: enabling innovation in campus networks." ACM SIGCOMM Computer Communication Review, Vol.38, No.2, pp.69-74, 2008. , http://itpro.nikkeibp.co.jp/article/K [7] eyword/2012112/436523/?rt=nocnt Barefoot Networks, http://www.barefootnetworks.com [8] [9] NTT 23-24 [10] [11] [12] [13] [14] [15] [16] [17] [18] ID OpenFlow , vol.2014-IOT-24, no.23, pp.1-6, 2014-02-20 2015 ,DICOMO 2015, 8B-2, pp.1646-1652,
2013 3 SIG, Vol.2013-DPS-154 No.49 SDN pp.46-52 2013 12 , IPSJ-DPSWS2013006, , DICOMO 2015, 7E-3, 7 pp.1520-1524   2015 The Click Modular Router Project  http://www.read.cs.ucla.edu/click/ Akihiro Nakao, Ping Du. "Application and Device Specific Slicing for MVNO", 2014 International Science and Technology Conference (Modern Networking Technologies) (MoNeTeC), Oct. 2014. Akihiro Nakao, Ping Du, Takamitsu Iwai. "Application Specific Slic- ing for MVNO through Software-Defined Data Plane Enhancing — 6 —