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An Update on Optical HARNET
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  1. This presentation will probably involve audience discussion, which will create action items. Use PowerPoint to keep track of these action items during your presentation • In Slide Show, click on the right mouse button • Select “Meeting Minder” • Select the “Action Items” tab • Type in action items as they come up • Click OK to dismiss this box • This will automatically create an Action Item slide at the end of your presentation with your points entered. An Update on Optical HARNET (Hong Kong Academic and Research Network)Ho Pui Tak (hpt@cc.hku.hk)Computer Centre, The University of Hong Kong 22nd APAN Meeting, July 2006, Singapore

  2. HARNET • Hongkong Academic and Research NETwork (HARNET) • Managed by Joint Universities Computer Centre (JUCC) • Supports the eight Universities funded by the University Grants Committee (UGC) • Also supports some non-profit organizations in Hong Kong

  3. University Grants Committee (UGC)

  4. Joint Universities Computer Centre (JUCC)

  5. JUCC/HARNET members • 8 full members, funded by University Grants Committee (UGC) • The University of Hong Kong • The Chinese University of Hong Kong • The Hong Kong Polytechnic University • City University of Hong Kong • The Hong Kong University of Science and Technology • Hong Kong Baptist University • Lingnan University • The Hong Kong Institute of Education

  6. The University of Hong Kong(HKU)

  7. The Chinese University of Hong Kong(CUHK)

  8. The Hong Kong Polytechnic University(PolyU)

  9. City University of Hong Kong(CityU)

  10. Hong Kong Baptist University(HKBU)

  11. The Hong Kong University of Science & Technology (HKUST)

  12. Lingnan University (LU)

  13. The Hong Kong Institute of Education(HKIED)

  14. Other JUCC/HARNET members • 2 Affiliate Members • Open University of Hong Kong • Vocational Training Council (Institute of Vocational Education)

  15. The Open University of Hong Kong (OUHK)

  16. Vocational Training Council(VTC)

  17. Other JUCC/HARNET members • 2 Network Members • Hong Kong Examinations and Assessment Authority • Hong Kong Science & Technology Parks

  18. Hong Kong Examinations and Assessment Authority (HKEAA)

  19. Hong Kong Science & Technology Parks (HKSTP)

  20. Early HARNET Era before 1991 • HARNET: established in 1985 based on DECnet and UUCP 4800 bps dialup connection • Connected to BITNET in 1989 via a 2400 bps leased circuit to Yale University • Connected to Internet in 1991 & High-speed wide-area network backbone linking up the campus networks of the JUCC members • Provides Internet network services to JUCC member institutions, affiliate and network members

  21. HARNET/Internet Era 1989-2002 • Growth of local HARNET • 1993 – T1-ring network • 1995 – T1-ring to T1-star • 1997 – ATM at 10Mbps • 2000 – ATM at 30Mbps • 2001 – ATM at 45Mbps • 2002 – ATM at 60Mbps

  22. HARNET/Internet Era 1989-2002 • Growth of HARNET/Internet bandwidth • 1992 – 64K • 1993 – 128K leased circuit • 1995 – T1 (1.54Mbps) • 1996 – E1 (2 Mbps) • 1997 – 6M • 1998 – 12M + Netplus • 1999 – 12M + 12M • 2000 – 48M • 2001 – 72M • 2002 – 96M

  23. T1-Star HARNET in 1995

  24. HARNET/Internet2 Era 2002-Present • HARNET connected to Internet2 in October 2002 • Via the STARTAP at Chicago through a 45Mbps link • Facilitated researches that require a high-bandwidth connection to the Internet2 backbone and NGI (Next Generation Internet)

  25. HARNET/Internet2 Era 2002-Present • HARNET/TANET Connection • 2002: connected to TANET via their HK collocation site at 155 Mbps • HARVNET: for local and international inter-institutional multi-party video-conferencing

  26. HARNET/Internet2 Era 2002-Present • HARNET/CERNET Connection • 2004: upgraded from 2Mbps to 155Mbps • 2004: set up an IPv6 BGP peer with CSTNET using IPv4 tunneling • 2005: connected to CERNET2 with IPv6 BGP peering

  27. HARNET/Internet - August 2002 Internet2 STARTAP PCCW Data Centre HKU CUHK PolyU 45M IPLC 45M/90M 24M/48M 54M/108M 6M/12M 8  54M/108M 5M/10M 54M/108M 6M/12M Commodity Internet PCCW ATM NETWORK 54M/108M 6M/12M 96M IP CityU 2  50M/100M EQUANT INTERNET BACKBONE 22M/44M 11M/22M HKIX 10M/20M 35M/70M 25M/50M 24M/48M 6M/12M 24M/48M 6M/12M HKBU CERNET/ TANET 2 M 10M Equant Data Centre HKUST HKIEd LU

  28. Public ATM Service Metro IP Service GE HKIX Collocation Router HKIX HARNET Network Configuration 2003-04 US Collocation Router 45M Internet2 via StarLight Internet 2 Access Router Cisco7206VXR OC3 8 x 24M PVC OC12 (for Internet2) 8 x 45M PVC Internet2 Router Cisco 7507 FE NetFlow MCU GE GE 45M TANET Cisco 7603 FE FE FE 8 JUCC institutions GE HARNET Router (Cisco 7507) GE 2 x GE 155M International Internet GE HARNET Router (Cisco 7606) 2x STM1 Cisco 7603 GE GE Data Centre OC3 Internet 2 Access Router Cisco7206VXR ATM (for Internet2) 155M CERNET

  29. HARNET 2005

  30. Analysis for International Traffic The statistics were last updated Tuesday, 23 May 2006 15:22 'Daily' Graph (5 Minute Average) 'Monthly' Graph (2 hour Average)

  31. Analysis for HKIX Traffic The statistics were last updated Wednesday, 17 May 2006 15:27 'Daily' Graph (5 Minute Average) 'Monthly' Graph (2 hour Average)

  32. Analysis for Internet2 Traffic The statistics were last updated Tuesday, 13 June 2006 16:02 'Daily' Graph (5 Minute Average) 'Monthly' Graph (2 hour Average)

  33. Analysis for CERNET Traffic The statistics were last updated Friday, 20 January 2006 at 10:32 'Daily' Graph (5 Minute Average) 'Monthly' Graph (2 hour Average)

  34. Analysis for TANET Traffic The statistics were last updated Tuesday, 13 June 2006 15:57 'Daily' Graph (5 Minute Average) 'Monthly' Graph (2 hour Average)

  35. On-going Development 2006 Development Plan • Further enhancement of HARNET resiliency • Central security protection against major security attack like DDOS • Optical HARNET • Connection to CNGI and CERNET2 • Connection to HKLight/GLORIAD • Connection TEIN2 • development of IPv6 for NGI applications

  36. On-going Development – Optical HARNET

  37. GE GE GE GE GE GE GE 2 G FC 2 G FC 2 G FC 2 GE 2 GE 2 G FC 2 GE 2 G FC 2 GE 2 GE 2 G FC 2 G FC 2 G FC 2 GE JUCC Optical HARNET Network Diagram (Sept. 2006) Cisco7603 Cisco7603 Cisco7603 Cisco7603 HKIEd CUHK HKUST HKBU 15.7km 13.8km OME6500 OME6500 17km OME6500 OME6500 26.3km 3 GE Media Converter Shelf GE 10Gbps MSSPRing 32.68km 17.78km 19.48km 17.5km Cisco7603 Cisco7603 Cisco7603 Cisco7603 PolyU LU HKU CityU 9.66km OME6500 OME6500 OME6500 OME6500 32.3km 15.6km 12.7km Internet2 GE 3 GE Media Converter Shelf One GE each for CUHK, HKIEd, LU and PolyU OMEA International connections ONE GE each for HKUST, HKBU, CityU and HKU Media Converter Shelf

  38. On-going Development Optical HARNET • a high-speed multi-gigabit optical network infrastructure for the Next Generation HARNET • provides on-demand lambda bandwidth between institutions for research applications • connecting advanced international R&E optical networks

  39. On-going Development Optical HARNET – prospective applications • high Performance and GRID computing applications • multi-party high-quality high-definition videoconferencing • VOIP (Voice Over IP) deployment • off-site disaster recovery data centers • remote SAN through fibre-channel connections • tele-medicine, digital libraries, virtual classrooms, etc.

  40. On-going Development Optical HARNET – initial set-up • a 10Gbps dual-ring backbone • fiber diversity • on-demand services of at least two 1G Ethernet ports and one 2G Fiber channel port at each institution

  41. On-going Development Optical HARNET – initial set-up • flexibility in new lambda setup • support future expansion using WDM technologies with minimum 16 lambdas • supports bandwidth allocation at the sub-lambda level for easy re-configuration • CODEC for high-quality video transmission

  42. Future Directions • Continue to develop JUCC’s leadership in Next Generation networks in HK • Increase cooperation with international high-speed R&E networks • Develop high-quality video- conferencing over IP network • Foster inter-institutional and international cooperation on network security, new IT technologies, applications and training