1. May. 2006 TNC-2006 Optical Networking Research in China Jian Wu Beijing University of Posts and Telecommunications

2. May. 2006 TNC-2006 Outline Introduction 3TNET OBS network Future Research Activities & Plans Conclusion

3. May. 2006 TNC-2006 Optical Network in China(mainland) The Optical Cable Installed: 4 Million km

4. May. 2006 TNC-2006 Technologies in Current Telecommunication Network Optical Fiber SDH WDM Internet PDH Telephony Service Network Transport Network Fiber cable

5. May. 2006 TNC-2006  WDM Network and SDH Network  Long Haul: 80/160×10Gb/s DWDM  Regional Network: 40×10Gb/s DWDM  Metro Network: 10Gb/s SDH Ring and 40×10Gb/s DWDM Backbone Transport Network

6. May. 2006 TNC-2006 National Supporting Projects  “863”:National High-tech R&D Program  “973”:National Fundamental Research Program  NSFC:National Natural Science Foundation of China  5-year Plan Founding

7. May. 2006 TNC-2006 3TNET (China High-Performance Broadband Information Network Testbed)  2002 - 2005  Tbps Transmission  Tbps Switch  Tbps Router

8. May. 2006 TNC-2006 3TNET Field Trial in Yangtze River Delta The Yangtse River Delta is a region in Shanghai, Jiangsu, and Zhejiang Province.

9. May. 2006 TNC-2006 Participants Carriers: China Telecom (Shanghai) Institutions: RITT,MII and ST Manufacturers: ZTE, WRI (Fiberhome), Huawei and Datang Universities: SJTU, Tsinghua, BUPT, ESTU, Peking, ZJU and SEU

10. May. 2006 TNC-2006 3TNET

11. May. 2006 TNC-2006 Nanjing Shanghai Hangzhou SiTV B-Star ZJU SH-Telecom SEU SJTU ASON Topology In Yangtze River Delta

12. May. 2006 TNC-2006 3TNET Transmission: Shanghai-Nanjing(~300km), Shanghai-Hangzhou(~250km), 80*40Gb/s, Raman amplification, PMD control, Modulation format,

13. May. 2006 TNC-2006 3TNET ASON Switch: GMPLS based control plane, Non-blocking 320 to 720 Gbps, Physical interfaces: SDH (STM-N) and Ethernet 1G and 10G, Multicasting IP Router: Tbps, IPv4/v6

14. May. 2006 TNC-2006 3TNET User Bandwidth: 46M 1 x HDTV(~25M), 2 x SDTV(~7M), Plus Internet access Users ~20000

15. May. 2006 TNC-2006 OBS Network Testbed Since 2002 BUPT, SJTU and WRI Basic research Prototype equipment Testbed

16. May. 2006 TNC-2006 OBS testbed (Phase 1) Jun 2002 - Oct 2004 Research on  Signaling scheme  Assembly algorithm  Scheduling algorithm  QoS provision and contention resolution  Develop a star OBS network testbed

17. May. 2006 TNC-2006 Prototype of Edge Node 8*1.25Gbps GE/FE interface Edge Node

18. May. 2006 TNC-2006 Prototype of Core Node Switching matrix size up to 32*32 Switching speed<50ns Control Unit OXC

19. May. 2006 TNC-2006 OBS testbed (Phase 2) Jan 2005 - Apr 2006 Research on  Combination of MPLS and OBS  Develop a mesh LOBS network testbed  Grid Application  International collaboration (Essex Univ., KDDI)

20. May. 2006 TNC-2006 Prototype of OBS Phase(2) 4*4,high speed driver High voltage impulse: Vp-p =400v Switch Rate > 100KHz Rising_edge and falling_edge =60ns Edge node 2.5Gbps Random burst length Expand to 10Gbps Core node

21. May. 2006 TNC-2006 Experimental result of OBS Testbed Edge node: 1.25Gbps burst-mode transceiver on-off time for data burst adjacent burst eye diagram for data burst

22. May. 2006 TNC-2006 Experiment result of OBS Testbed Switching window of optical switching matrix

23. May. 2006 TNC-2006 Experimental Result – data transmission Max download speed ： 41415.7KB/s

24. May. 2006 TNC-2006 Experimental result: multi-services

25. May. 2006 TNC-2006 Next Generation Optical Network and Services Features Features Service-oriented, Flexibility, Dynamic, Scalability, End to End Qos, Mobility, More Efficiency, … IP Based Services IP Based Services Stream Media (IPTV, Online game, VOD, Video Conference, e-learning,…), Voice, SAN, … Creative Technologies, Creative Architecture for Various New Services Creative Technologies, Creative Architecture for Various New Services National 11th 5-year Research Plan are under discussion

26. May. 2006 TNC-2006 Architecture of Dynamic, Flexibility Optical Network Service-oriented Application Environment Dynamic, Flexibility Architecture for Optical Network Controllable and manageable Resource Allocation Mechanism Middleware Qos Issue in Optical Network

27. May. 2006 TNC-2006 Photonic Grid Architecture for Photonic Grid, … Control Mechanism, Signaling Protocol, Routing Technology, … Resource Allocation and Self Organized, … MPLS Control Plane Grid Interface, …

28. May. 2006 TNC-2006 Optical Switching and Interconnecting Optical Packet/Burst Switching Optical Performance Monitoring Optical Signal Processing Multicasting Tunable Components for Switching

29. May. 2006 TNC-2006 Conclusions  Advanced technology based and Services oriented National Backbone Network  Extensive Study on Next Generation Optical Network and Services in China  Collaboration Between Academy and Industry  National 11th 5-year Research Plan will be launched soon

30. May. 2006 TNC-2006 Thank you www.bupt.edu.cn jianwu@bupt.edu.cn 86-10-62282332