100G KREONET/KREONet2 Updates November 8, 2016 Buseung Cho Director, Department of KREONET Operation and Service KREONET Center, Div. of Supercomputing Korea Institute of Science and Technology Information (KISTI)

KREONET/KREONet2 : National Science and Research Network, Korea Initial Phase (Past) Current Phase Pioneer of Internet Enabler of Science Discovery and Innovation ·Launching first national-wide Internet service in Korea, 1988 ·Enabling the global research project related to data intensive science as Cyberinfrastructure ·Education and dissemination of internet technology and service ·Mediator/medium of multidisciplinary research ☞ Key driver for innovation in research and development ·One of 5 National Basic Information System: defense, administration, finance, public security, education/research ·Advanced Research Network assigned by“Utilization and Promotion of National Supercomputing” Act (2012) ·(capacity) Kbps/Mbps ·Global Leadership for technology and application ☞ Building the user/network community KREONET: Korea Research Environment Open Network ·Early adaptor and development for advance network technology/service and introducing it into the market GLORIAD: GLObal RIng network for Advanced application and Development ·(capacity) Gbps/Tbps

- National-wide 100Gbps National Research Network - 17 Domestic GigaPoPs, 4 International GigaPoPs - KREONET Backbone Availability: 99.84%(‘15) - KREONet2/GLORIAD Backbone Availability: 100%(‘15) - User: about 200 national research institutes, universities etc.

KREONet2, International Network of KREONET KREONET: Korea Research Environment Open Network

Linking the world with lambda GLIF (Global Lambda Integrated Facility) KRLight, OLE (Open Lightpath Exchange) Linking the world with lambda =>Global Cyber-infrastructure, supporting Collaborative Scientific R&D project 5

APAN-JP, JGN-X, Microsoft, KRLight, Distributed Open Lightpath eXchange-Korea CA*net4, Internet2, PNWGP, CENIC UltraLight, ESnet, AARNET, KAREN, NORDUnet Seattle Univ. of Hong Kong 10Gbit/s 10Gbit/s Seattle, USA (KREONet2) CERNET 1Gbit/s CANARIE Internet2, ESnet, ASGCnet , CERN, MREN, TWAREN, 10Gbit/s+ 2.5Gbps Chicago 1Gbit/s 10Gbit/s 100Gbps 10Gbps*2 Google (IPv6) (KREONet2) (KREONet2) 10Gbit/s Hong Kong, CN Daejeon, KR 10Gbit/s*2 Chicago, USA (KREONet2) LHCOPN 10Gbit/s 100Gbit/s 10Gbit/s*3 Amsterdam, NL (KREONet2) 10Gbit/s 1Gbit/s (-> 10Gbit/s) HKIX Hong Kong 100Gbit/s*n 10Gbit/s TEIN 10Gbit/s 10Gbit/s HKOEP (KREONET) CUHK, HARNET APAN-JP, JGN-X, Microsoft, ASNet, NUS … Amsterdam GEANT, NORDUnet, SURFnet Hong Kong KRLight Topology - May, 2016 (Buseung Cho, bscho@kisti.re.kr) Peering with KREONet2 GOLE (L2 transit)

High Energy Physics & Fusion Energy Science Astronomy & Climate Changes Education & e-Culture Future Internet & Construction Advanced Scientific Computing Research Bio/Genome Research & Medical Science Enabling Science Discovery New particle, “Higgs” in CERN LHC Gravitational Wave in LIGO

LHCOPN (GSDC/KISTI ~ CERN) LHC Optical Private Network GSDC (Global Science Data hub Center) in KISTI as CERN LHC Alice Tier 1 center Since 2013 NetherLight Unprotection 10Gbps CERN KRLight (Daejeon) KRLight (Chicago) L3 peering (backup path, TBD) Dedicated10Gbps over 100Gbps (Protection 10Gbps) CERN network KISTI L3 peering (backup path) CERN network

HEP network in KREONET/KREONet2 (for KEK Belle experiment) KREONet2 (AS 17579) Nokia 7750-SR @Chicago AS 513 CERN (AS513) 100Gbps 10Gbps (LHCOPN) KEK Shared 10Gbps Juniper MX960 @Hong Kong 10Gbps*2 Nokia 7750-SR @Daejeon Juniper MX80 @KISTI 10Gbps*n SINET - JGN-X - HK-IX 10Gbps*2 Korea University @Seoul KREONET (AS 1237) 100Gbps GSDC 1Gbps Yonsei University @Seoul 10Gbps 1Gbps Soongsil University @Seoul

LHCONE in Asia Asia Tier Center Forum, KISTI 22-24 September 2015 A consensus for LHCONE inter-VRF connection among KREONet2/GLORIAD-KR(KISTI), ASGC and TEIN Asia Tier Center Forum, KISTI 22-24 September 2015 12

LHCONE: A global infrastructure for the LHC Tier1 data center and Tier 2 analysis center connectivity LHCONE

LHCONE, KREONET/KREONet2 TEIN CERN ESNET CANARIE GEANT (for KEK Belle experiment) KREONet2 (AS 17579) Nokia 7750-SR @Chicago AS 513 CERN (AS513) 100Gbps 10Gbps (LHCOPN) KEK Shared 10Gbps Juniper MX960 @Hong Kong 10Gbps*2 Nokia 7750-SR @Daejeon Juniper MX80 @KISTI 10Gbps*n SINET - JGN-X - HK-IX 10Gbps*2 Korea University @Seoul KREONET (AS 1237) 100Gbps GSDC 1Gbps Yonsei University @Seoul 10Gbps 1Gbps Sungsil University @Seoul

Science DMZ Dedicated Systems for Data Transfer Performance Network Data Transfer Node High performance Configured specifically for data transfer Proper tools Network Architecture Performance Testing & Measurement Science DMZ Dedicated network location for high-speed data resources Appropriate security Easy to deploy - no need to redesign the whole network perfSONAR Enables fault isolation Verify correct operation Widely deployed in ESnet and other networks, as well as sites and facilities

Use Case of Science DMZ in KREONET/KREONet2 PerfSONAR Maddash in KREONET/KREONet2 Participation PRP and GRP project 900Mbps↑ PerfSONAR E2E Iperf TEST (APCC-KMA) Science DMZ APCC↔KMA-SC Data Transfer Node (APEC Climate Center) Data Transfer Node (KMA-SC) Before Science DMZ After Science DMZ SCP File Transfer(253Mbps) SCP File Transfer (658Mbps) <APEC Climate Center (APCC)– Korea Meteorological Administration Supercomputing Center(KMA-SC)>

Thank you.