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CNGI/CERNET2 update MA Yan, CERNET/BUPT APAN19, Bangkok Jan.26, 2005 Agenda • • • • • • • Background info Backbone of CNGI/CERNET2 Members connected Operation Research Application Future plan Internet in China • Internet users in China: from 6.8 Millions to 94 Millions in 2004. -- source: CNNIC, Jan.2005 • • • • • • Total Wireline Dial Up ISDN Broadband 94M 30.50M 52.40M 6.4M 42.80M IPv4 Addresses: 60M(3A+146B+179C) IPv6 addresses: 14/32+1/48 Backbone:2.5-10G DWDM+Router International links:74G Exchange Points:> 30G(BJ,SH,GZ) Last Miles – Ethernet,WLAN,ADSL,CTV,CDMA,ISDN,GPRS,Dial-up, Internet users in China Internet users in China 10000 0 Jul-98 Jan-99 Jul-99 Jan-00 Jul-00 Jan-01 Jul-01 Jan-02 Jul-02 Jan-03 Jul-03 Jan-04 Jan-04 Jan-05 5000 Users Source: CNNIC, Jan.2005 What is the next generation Internet we needed • Internet have been an important infrastructure today and still deploy very fast • Major characteristics of next generation Internet: – – – – – Large scale network: IPv6 address End to end high performance Secure and trustworthy network QoS control network Mobility • There is not unify definition for next generation Internet but IPv6 should be an important part of NGI Why is IPv6 needed? • Much larger address space –IPv6 Addresses: 3.4X1038 • Trustworthy network: real IP address access • Improved routing –Route aggregation reduces the size of routing tables –Simplified header reduces router processing loads • Enhanced security and QoS –Mandatory IPsec support all fully IPv6 compliant devices • Improved support for mobile IP and mobile computing devices –IP is everywhere –Data, Voice, Audio and Video integration is a Reality –Regional Registries apply a strict allocation control One year after the launch of IPv6 service Global IPv6 Service Launch Event January 15 2004 Research Networks in China • CERNET: China Education and Research Network – 1994, Managed by MOE – Nation wide backbone – 1300+ Universities and institutes, over 15 Millions users • CSTNET: China Science and Technology Network – 1994, Managed by CAS – Nation wide connections – 100+ institutes, Users round 1 Millions • NSFCNET: – 2000, Supported by NSFC – 6 nodes in Beijing city – IPv4/IPv6 • CNGI / CERNET2 – 25 backbone gigapop in 20 major cities – Pure IPv6 backbone – Dual stack campus network access CERNET Update • 1995, 64K Nation wide backbone connecting 8 cities, 100 Universities • 1998, 2M Nation wide backbone connecting 20 cities, 300 Universities • 2000, Own dark fiber crossing 30+ major cities and 30,000 kilometers • 2001, CERNET DWDM/SDH network finished • 2001, 2.5G/155M Backbone connecting 36 cities, 800 universities • 2003,1300 + universities and institutes, over 15 million users • 2004, CERNET2 launched, 100+ universities coonected 哈尔滨 乌鲁木齐 长春 沈阳 呼和浩特 北京 唐山 天津 银川 兰州 石家庄 大连 济南 太原 烟台 西宁 青岛 郑州 西安 徐州 汉中 南京 成都 无锡 重庆 拉萨 宜昌 武汉 黄梅 九江 长沙 上海 合肥 杭州 南昌 福州 贵阳 台北 桂林 昆明 柳州 广州 百色 厦门 汕头 CERNET Backbone 南宁 湛江 徐闻 海口 三亚 惠州 深圳 珠海 深圳 CERNET Interconnections CERNET:Experiences and Demands • Bandwidth always is not enough for Educated and Research Network • Custom always needs new technology and app. • Research and Education Network always tries new technology and application • Lambda Networking – Nation Wide Backbone for Research and Education Network – Regional Network and Metropolitan Network – Campus Network • Need mature technologies for the above networks Next Generation Internet and IPv6 Activities in China • IPv6 Test bed and 6 Bone in 1998 • NSFCNET: 2000,First IPv6 network in China • MOU with UCAID: CERNET on March 2000, NSFCNET and CSTNET on May 2000 • Peer Connection Agreement with Abilene: CERNET on March 2000 • International Connections – 45M to STAR TAP;45M to APAN(Japan),45M to Korea; 45M to Janet • 2003,CJ-IPv6, CNGI Project, CNGI-CERNET2 • 2004, CNGI/CERNET2 opened service, over 100 Universities connected NGI and IPv6 in China APAN and APAN-6IX Europe Korea Japan China USA Taiwan Hong Kong Thailand SriLanka IPv4 IPv4 / v6 IPv6 Malaysia Vietnam Philippines Singapore Indonesia Australia CNGI Project • Initiated from 2002 and approved by in 2003 • Leaded by National Reform and Development Committee, 170M USD • Joint with MST, MOE,CAS,MII,NSFC,CAE,… • Main contents – CNGI Backbone: nation wide,30 GigaPOPs and 300 campus networks, international links to academic networks – Research on Network technology and applications – Delivery the result to information industry • All NSPs joined in this project – CERNET, China telecom,Unicom,Netcom/CSTNET, China Mobile, Railcom Grand opening of CNGI/CERNET2 in Dec.2004 国际下一代互联网 核心网 国际交换中心1 GigaPoP GigaPoP 主干网1 GigaPoP 国际交换中心2 GigaPoP GigaPoP 主干网2 GigaPoP 主干网3 GigaPoP GigaPoP 城域网 接入网/CPN GigaPoP 城域网 接入网/CPN 接入网/CPN 接入网/CPN 接入网/CPN CERNET2 Backbone Goals • Network Architecture – Backbone: Native IPv6;IPv6 over DWDM – User Networks: Native IPv6 Application; v4 over v6; High Performance NAT – Addresses: Backbone/32; User/48 – DNS: Distributed Native IPv6 DNS – Routing Policy: Complexity enough • Regional Network and User Network • Interconnection within China and to worldwide: One GigaPoP in Beijing and Anothers • Network operation and management • Network and Information Security • Network Applications IPv6 address assigned • • • • 6BONE: [3ffe:3200::/24] CERNET: [2001:250::/32] IPv6CJ: [2001:251::/32] CNGI-CERNET2 [2001:da8::/32] CERNET2 and Key Technologies • CERNET 2: Next Generation Education and Research Network in China • CERNET 2 Backbone connecting 15-20 GigaPOPs at 2.5G-10Gbps • Connecting 200 Universities and 100+ Research Institutes at 1Gbps-10Gbps • Native IPv6 and Lambda Networking • Support/Deployment of the following technologies: – Multicast – E2E performance monitoring – Middleware and Advanced Applications CERNET2 User Networks 现有IPv4网络 IPv6应用 NAT IPv6应用 6 to 6 6 to 6 用户网 IPv6 IPv4应用 4 over 6 CERNET2主干网 (IPv6) IPv4应用 4 over 6 用户网 IPv6/IPv4 IPv4应用 用户网 IPv4 用户网 IPv6 用户网 IPv6/IPv 4 NAT 4 to 6 NAT IPv4应用 6 to 4 用户网 IPv4 Internet 2 Internet CERNET 2 Backbone CERNET backbone CERNET transmission Network The relation between CERNET & CERNE2 CNGI: CERNET2 Testbed CERNET2 network monitoring Some IPv6 enabled webpages Research topics • • • • • • • • • • • • • • • • • Mobile IPv6 enabled multimedia terminal IPv4/IPv6 Transition Gateway Broadband wireless system IP4/IPv6 dual-stack IDS system Security infrastructural design and implementation Testing and monitoring system for Next generation Internet Sensor network node and controller Home-network device P2P resilient network node QoS ensurence technology Multimedia and multicast testing and application IPv6 enabled NTP system New type of Distance learning system ITS system TV over IP for NGI Grid system … THU IPv6 router • Backplane: 128Gbps • Line card capacity: 80Gbps • OC-48, GE port • Packet length: up to 32K • Wire speed • Power redundancy • Control card 1+1 backup • Main switch card support 1+1 backup • Support self-resilience • Firmware online upgrade IPv6 network in BUPT • Featured with: – Started in 1999 – NAT-PT developed and installed – Mobile IPv6 compliant to draft-21 – IPv6 network monitoring and management system installed – Dual stack and pure IPv6 coexisted in the campus Mobile IPv6 test-bed in BUPT TV over IPv6 in BUPTnet IPv6 network management system LUT IPv6 test-bed • Setup the test-bed in 2000 • connected to CERNET IPv6 network QoS-Group-Based DWFQ • CS Dept. of PKU Class 1? WFQ drop Queue 1 Class 2? WFQ drop Queue 2 Class n? WFQ drop Queue n DWFQ Scheduler 40Gbps test • 300KM trial has been conduct in Dec.2004 • 40Gbps IP traffic over 2.5 DWDM channel • No bit lost during 24hour test International Collaboration Future works • • • • We start research project recently Training and Education International collaborations More information will be report to APAN member in earlier next year. Thanks !