국가 과학기술 연구 전산망 고 광 섭

Contents Ⅰ Research network Ⅱ International research networks Ⅲ KREONET(KREONet/KREONet2) KREONET(KREONet/KREONet2) Specialized Region Networks Resource & Applications GRORIAD Lambda Networks Background Application requirement World’s R&D networks

Research network

Background 1 st.Gen Telephone Leased line Cellular internet Mobile Broadband Ubiquitous Telecom&Broadband network 2 nd.Gen rd.Gen th.Gen Revolution by Mobile +broadband+Embeded Internet evolution change Business model ▪ NG applications are in need of more resources ▪ Advanced Communities needs test-bed before when applications serviced in internet ▪ The other side S&T parts always need enormous resource to solve their big science problem resource to solve their big science problem

Background  Backbone network evolution - T1, T3 backbone network installed in More network capacity needed for support Newly applications - Recently more 1-10G network installed in core network.  1980 ~ Backbone:T1 ~ T3, Access : ~ E1  1990 ~ Backbone:10G ~ 20G, Access: ~10G  2010 ~ - Backbone: above 1Tbps - But there are more gap between capacity and performance

Application’s Bandwidth Requirements BW requirements #users#users C A B ADSL GigE A.Lightweight users, browsing, mailing, home use Need full Internet routing, one to many B.Business applications, multicast, streaming, VPN’s, mostly LAN Need VPN services and full Internet routing, several to several + uplink A,B  Transaction-based e-business and streaming- based e- entertainment-> best-effort routed networks C. Scientific applications, distributed data processing, all sorts of Grids-Need very fat pipes, limited multiple Virtual Organizations: Data-intensive e-Science -> Scheduled services with guarantees of bandwidth or latency Number of users Bandwidth consumed Source: Cees de Laat, UvA

Application’s Bandwidth Requirements Network requirment : Bandwidth(Mbps), delay applications High speed internet access (FTP,Web) reference : Delivered Application requirement base on PC (DSL forum) Upstream:4 Mbps Downstream:2-4Mbps Server based Upstream: - Downstream: Kb/s delay : <400ms Paket loss : < 1% VoD Video conferencing Upstream: Kb/s downstream:64-750kb/s delay : <400ms paket loss : < 1% Data Grid Upstream: <1Gbps Downstream: < 1Gbps delay : < 50ms Computing Grid Upstream: < 80Mbps Downstream: < 80Mbps delay : <40ms Uncompressed HD Upstream: <1G Downstream: < 1G delay : <100ms Upstream: <800Gbps Downstream: <800Gbps delay : < 100ms Upstream:6 Mbps Downstream:3-6Mbps GRID applications PC application Access Grid

Application’s Requirements High bandwidth pipes for very long distance -Large file transfer of terabytes, petabytes, etc. Network resources coordination with other Computational resources -CPU, storage, etc. Advanced scheduling and reservation of networking resources on demand -Users and applications Dedicated (deterministic) E2E connection -Low (or no) loss, and low jitter, latency Near real-time feedback of network performance measurement Exchange data with sensors

What is a Research Network? DATA S&T Resource Video &Voice -Bulk Data Transfer at Real-time -International Transmission -S&T resource sharing -Remote access - Uncompressed HD - 3D HD transmission Research network -High performance Transmission service for Researches -High enhanced capacity intra - Deployed Network engineering DATA S&T Resource Video &Voice -Bulk Data Transfer at Real-time -International Transmission -S&T resource sharing -Remote access - Uncompressed HD - 3D HD transmission Research network -High performance Transmission service for Researches -High enhanced capacity intra - Deployed Network engineering

What is a Research Network? Virtual Data Tools Request Planning and Scheduling Tools Request Execution Management Tools Transforms Distributed resources (code, storage, computers, and network) Resource Management Services Resource Management Services Security and Policy Services Security and Policy Services Other Grid Services Other Grid Services Interactive User Tools Production Team Individual InvestigatorOther Users Raw data source Service for What? Research and development environment Network infrastructure for NG applications Service level test-bed International collaboration works Service to Who? Researchers and developers Engineer (Network, applied Science parts)

International research networks

World’s R&D Networks  Asia – Pacific Member Countries Korea : KREONET,KOREN China : CERNET,CAINONET,CSTNet Taiwan : TANet2 Japan : JGN2, WIDE,SINet,AI3,IMnet Thailand : Thisam, UniNet Philippines : PHNET Malaysia : TEMAN Singapore : SingaREN Indonesia : IPTEKNet Vietnam : VARENET Australia : AARNET USA : Abilene,ESNET,STAR LIGHT, vBNS Canada : CANARIE/CA*Net3, CA*Net4  ASEM Member Countries only Austria : ACOnet Belgium : BELNET UK : UKERNA/JANET Germany : DFN Portugal : RCCN Greece : GRNET Ireland : HEAnet Italy : GARR Denmark : DENet Finland : FUNET Norway : UNINETT Luxembourg : RESTENA Spain : RedIRIS France : RENATER Netherlands : SURFnet VIOL LUCIFER MUPBED APII TEIN

NSF’s IRNC Awards  TransLight/StarLight(UIC)  US- European Connectivity  GLORIAD(UT/ORNL)  US-Europe-Rusia-China-Korea-US  WHREN(Western Hemisphere Research and Education Network) :(Florida International Univ.) -US-Latin America  TransLight/Pacific Wave(U. of Washington) - US-Asia(Australia, Hawaii)  CIREN(Consortium of International Research and Education Network): TransPAC2(Indiana U.) - US –Asia(Japan)  Metrics for monitoring and measurement: SGER

US-Research Networks (1) NGI (Next Generation Internet)  Testbed : (NSF(vBNS), DoE(Esnet), NASA(NREN), DoD(DREN), DARPA(SuperNet)  NITRD(National Coordination Office for Networking and Information Technology Research and Development) LSN(Large Scale Networking)  NSF, OSD, DoD, NIH, DARPA, NASA, NSA, NOAA, DOE/NNSA, etc Project  Optical network testbeds (ONTs)  Innovative network architecture  Network security research  End-to-end agile networking  Large-scale data flows  High-speed transport protocols  IPv6 and cyber security implementation  End-to-end network performance monitoring and measurement  Network backup  International coordination

US -Research Networks (2) NGI (Next Generation Internet)  Testbed : (NSF(vBNS), DoE(Esnet), NASA(NREN), DoD(DREN), DARPA(SuperNet)  NITRD(National Coordination Office for Networking and Information Technology Research and Development) LSN(Large Scale Networking)  NSF, OSD, DoD, NIH, DARPA, NASA, NSA, NOAA, DOE/NNSA, etc Project  Optical network testbeds (ONTs)  Innovative network architecture  Network security research  End-to-end agile networking  Large-scale data flows  High-speed transport protocols  IPv6 and cyber security implementation  End-to-end network performance monitoring and measurement  Network backup  International coordination

US-Research Networks (3) Internet2  The foremost U.S. advanced networking consortium  Led by the research and education community since 1996  Promotes collaboration and innovation that has a fundamental impact on the future of the Internet HOPI(Hybrid Optical Networking Initiative)

EU-Research Networks (1) GÉANT2  7th generation of pan-European research network infrastructure  Project partners: 30 NRENs and over 3500 research and education establishments  Funded jointly by NRENs and European Commission  Project timescale September August Extension to Q Four year project, GEANT3 planned from Q to Q GÉANT2 operational services  Basic IP access via the GEANT2 router  ‘GEANT+’ service: a point to point (P2P) service typically of GE paths within a 10 GE access  Managed wavelength service: P2P service of full rate 10 Gb wavelength GÉANT3 (from 2009)  Planning has started!  Building on conclusions of EARNEST foresight study  Exploit and extend dark fibre investment  Focus on improving performance for users: - further service development - Inter-regional co-operation

25 POPs km of fibre ILA sites 50+ x (own) 10G lambdas Additional leased 10 and 2.5 Gbps circuits Router tender underway NREN accesses at up to 10Gbps (+ backup) + P2P connections to other R&E networks: Abilene, ESnet, CA*net4, SINET, TENET, RedCLARA, EUMEDCONNECT, TEIN2 EU-Research Networks (2)

JP-Research Networks JGN(Japan Gidabit Network) KDD/NTT 6 POPs, GMPLS, Grid, Lambda Network, Distribute etc

NGI Euro-NGI( € 5M) FIRE Euro-FGI Roadmaps of R&D Network in EU, US and JAPAN

KREONET

Korea ’ s Advanced Research Networks  Korea’s Broadband Internet is widely used! - Over 80% of total households, 15 million homes have been enjoying high speed Internet use over average 4.5Mbps - Most of them are xDSL, cable Modem, LAN, satellite  Our Scientific Research Network was relatively not so strong! - Especially, around the end of 1990s-  very weakened… - However, last couple of years, Korea government started to invest a lot of money, in conjunction with BcN, Grid/e-Science Program  It’s time to upgrade our global scientific infrastructure one step further – Almost achieving to reach 10G domestic/international backbone network and over 50 of 1G access link for Korean scientific research communities

KREONET Korea Research Environment Open NETwork Korea Research Environment Open NETwork  National high-performance network for R&D community in Korea -About 300 R&D members : -About 300 R&D members : Universities, government & industrial institutes, government organizations, etc. -High-capacity access network(1Gbps ~ 10Gbps) : 48 major institutions/universities  Nation-wide optical gigabit network facility -14 GigaPoPs in 13 regions (5Gbps ~ 20Gbps)  KREONet2 (Next generation advanced network) -Overseas direct link for international collaboration -Advanced network engineering –IPv6, QoS, Multicast, Traffic Measurement, Security, GHPN, etc. –Nation-wide 6KREONET and Mbone -Advanced application research supports(Grid, e-Science)

History of International Link and related Activities

Overall Network Status Europe Kwangj u Busan Suwon Chonan Jeonju Chang- won Pohang KREONET APII Seoul KREONet2 GEANT Singapore/SingARE N Daeg u China/CSTNET Incheon Japan/SINET APII TEIN Daejeon SuperSIReN Jeju Ohang Grid/e-Science based KREONET/KREONet2/SuperSIReN → joining global Cyber Infrastructure :5-10G Lambda Network,-1G Access link High-Performance S&T Facilities (High-Performance Cluster/Supercomputers, Storage, Experimental Facilities, Visualization, Access Grid, DB Servers, etc.)

Backbone Topology KREONET 13 regions, 14PoP Centers 7*24*365 Operation Service National IXs Interconnection Optical 5~20 Gbps Backbone SONET/SDH, ATM, POS Interface installed International Link(with APII/TEIN) US,CH(GRORIAD) : 10G Japan (Hyunhai/Genkai) : 2Gbps TEIN (Geant) : 155Mbps Singapore (SingAREN) : 8Mbps

SuperSIReN Construction  The first Stage of SuperSIReN : , 7 institutes, 10Gbps regional testbed 10Gbps 10Gbps 10Gbps 1 10Gbps 10Gbps 1 10Gbps 10Gbps 54Mbps(wireless) 54Mbps(wireless) 1~10Gbpslink(wire) 54Mbps link(wireless) 1Gbps ( 예정 ) SuperSIReN ~1.5Gbpslink(FSO) Gbps (FSO) Hyunhae/Genkai 10Gbps 10Gbps 1 10Gbps 10Gbps 54Mbps(wireless) 54Mbps(wireless) 1~10Gbpslink(wire) 54Mbps link(wireless) 10Gbps SuperSIReN ~1.5Gbpslink(FSO) ~1.5 Gbps (FSO) 1 Gbps 10Gbps APII GRORIAD

SuperSIReN Construction (2) Phase 1 (2003~2004)  Construction of experimental network infrastructure  7 members : KRIBB, KBSI, KARI, KIGAM, KAIST, CNU, KISTI  Applications : Bioinformatics, Equipments Grid, Geology/resource exploration, Aero-space, News, etc. Phase 2 (2005~2006)  Stabilization and Expansion  10 Organizations : KINS, KIER, ETRI, KOSEF, KRICT, KRISS, KIMM, KAO, KAERI, ICU  Research fields : Nuclear safety technology, Energy technology, Networking technology, New medicine, Precise standard measurement, Fluid analysis, Astronomy, Cluster, Nuclear fusion, etc. Phase 3 (2007~2010)  Construction of wireless network and expansion to industrial institutions  Ubiquitous computing service networking being free from the time and place in Daedeok Science Town  Attract industrial institutions’ voluntary participation

GLORIAD(1)  GLORIAD (GLObal RIng Network for Advanced Applications Development)  “Global Ring” topology for advanced science applications - Started as the Little GLORIAD, founded by US, Russia, China  4 th core member participation on June Korean government(MOST) decided to fund for joining to GLORIAD consortium.. - GLORIAD/IRNC was finally awarded by NSF, Jan  Essential to support advanced application developments -HEP, ITER, Astronomy, Earth System, BioMedical, HDTV, ·The Larger GLORIAD : 10Gbps Networking (Canada)-US- (Netherlands)-Russia-China-Korea

GLORIAD(2)  GLORIAD is the first round-the-world high-performance networks jointly established by China, United States, Russia and Korea with 10/40Gbps optical networking tools that improve networked collaboration with e-Science and Grid applications Seattle Toronto Moscow Novosibirsk Hong Kong Amsterdam GLORIAD (USA-Russia-China-Korea) 10/40Gbps Beijing Busa n Russia Kurchatov Inst. MIST U.S.A UT, ORNL NSF China CNIC CAS Korea KISTI MOST Canada Netherland s Chicago

GLORIAD(3) Korea’s Asia Pacific Link for GLORIAD (Aug.1, ‘05)KOREA(Daejon) Hong Kong China (Beijing) Russia (Novosibirsk) Amsterdam Moscow US Seattle Canada (planned) Chicago EU US NYC 10 G Khavarovsk

GLORIAD(4) 10 Gbit/s SURFnet 10 Gbit/s SURFnet 10 Gbit/s IEEAF 10 Gbit/s Prague CzechLight Prague CzechLight 2.5 Gbit/s NSF 10 Gbit/s Stockholm NorthernLight Stockholm NorthernLight CA*net4 2.5 Gbit/s New York MANLAN New York MANLAN Korea KREONet2 Korea KREONet2 10 Gbit/s GLORIAD 10 Gps 10 Gbit/s 2.5 Gbit/s Tokyo APAN Tokyo APAN Amsterdam NetherLight Amsterdam NetherLight Geneva CERN Geneva CERN London UKLight London UKLight Chicago StarLight Chicago StarLight Where does our infrastructure connect ? WIDE IEEAF Source: Kees Neggers, SURFnet

Lambda Networking Pohang Optical Circuit Switched Networks WDM 120G Incheon Suwon Cheonan Daejeon Pohang Daegu BusanChangwon Jeonju Seoul ochang Kwangju JeJu E2e lightpath provisioning

Lambda Networking(2)

Lightpath on KREONET KREONet2 Layer 2 / Layer 1 network Lightpath Provisioning System based on User Applications Layer 3 Traffic Engineering Grid Applications e-Science Applications Supercomputing Applications KREONet2 Routers PTP lightpath Operations & Monitoring Other high-end applications

Network Engineering – IPv6 NOC IPv6 Web IPv6 Information Services, Tunneling Services (6to4, ISATAP) IPv6 DNS IPv6 TB (Tunnel Broker) 1GigE (dualstack) KEY ① GSR ② C6509 Switch ③ GSR ④ Cisco 7507 ①② ③④ 100Mbps 1GigE (dualstack) 1GigE dualstack SuperSIReN 2001:320::/ :468::/32 3FFE:3700::/24 3FFE:3900::/24 6NGIX 2001:2B8::/ :220::/35 3FFE::8040::/28 6 T A P 1GigE (native) 1GigE (dualstack) 155Mbps (native) 155Mbps (dualstack)

Network Engineering – Multicast C6506 Daejeon JeonjuDaegu Pohang Seoul Changwo Busan Suwon Incheon Gwangju Cheonan PIM-SM PIM-SM, BGP4+ PIM-SM, BGP4+, MSDP KREONet2 STAR TAP-kr Inter-domain Multicast Routing(MSDP, BGP4+) KEY - protocol

Possible Applications with National Grid and e-Science Program HEP: KNU/CHEP Fusion/ITER: KBSI Virtual Astronomy/ SDSS: KASI, KIAS Atmospheric Science: KMA NEESGrid: SNU/KoCED Bio Informatics: KRIBB/KISTI OptiPuter: KISTI BIRN: KBSI/KAIST/SNU/KISTI Medical Science GeoScience Other Applications …..

Research network activities Uncompress HD delivery Organization: GIST Network requirement :970Mbps*2(up,down) network services: Light path, multicast

Research network activities International data transfer Organization: KIAS Network requirement: 200 Mbps Network services: Light path, QoS

Thank you and any question ? GoKwang Sub Go Kwang Sub