cstnet and its applications computer network info. center, cas
DESCRIPTION
CSTNET – Overview One of the earliest networks in China, founded in 1989 The first China’s network to connect with US Internet with full functionality (in 1994) 55Mbps international link Provide services for about 800+ research organizations and high-tech companies More than 600,000 users in 2000TRANSCRIPT
CSTNET and Its Applications
Computer Network Info. Center, CAS
Content
• CSTNET• Partner Networks– NSFCNET– CAINONET– CAINET– NHPCE
• Applications– China Popular Science Exhibition– Virtual Geographical Lab
CSTNET – Overview
• One of the earliest networks in China, founded in 1989
• The first China’s network to connect with US Internet with full functionality (in 1994)
• 55Mbps international link• Provide services for about 800+ research
organizations and high-tech companies• More than 600,000 users in 2000
CSTNET – Logical Map
CSTNET – Geographic Map
CSTNET – CNIC
• Computer Network Information Center, Chinese Academy of Sciences
• Operating and managing CSTNET• Located in China’s “Silicon Valley” –
Zhongguancun, Beijing• 140 professionals out of 170 employees• Graduates: master 18, Ph.D. 9
CSTNET – Services and Resources
• Services– ISP– ICP– Domain Name Registry (CNNIC)– High Performance Computing
• Info. Resources– Scientific Databases (SDB) – China Popular Science Exhibition
CSTNET – SDB
• Founded in 1986, by CAS• Multi-discipline databases, covering
chemistry, biology, astronomy, material, energy, eco-environment, etc.
• 180 specialized sub-databases• 725GB data• The largest scientific database in China
CSTNET – HPC Center
• Dawning 2000-II, 110 Gflops– 82 nodes, 164 CPUs– 50GB RAM– 1.5TB RAID– HP5000 Laser Printer
• Hitachi SR2201, 9.6 Gflops
• SGI Power Challenge XL, 6.4 Gflops• SGI Hi Impact Power Indigo 2
multimedia workstation
Content
• CSTNET• Partner Networks– CAINONET– NSFCNET– CAINET– NHPCE
• Applications– China Popular Science Exhibition– Virtual Geographical Lab
Partner Networks
• NSFCNET– National Science Foundation of China NET
• CAINONET– China Advanced INfo. Optic NET
• CAINET– China Advanced Internet Initiative
• NHPCE– National High Performance Computing
Environment
Partner Network – NSFCNET
• Support research, development, and testing of next-generation network technologies
• High-speed connection with vBNS and Abilene (Connected to STARTAP in Sept. 2000, CSTNET too)
• 2.5/10G DWDM Backbone (two rings)• CNIC is one of the six main nodes
NSFCNET Topology
Partner Networks – CAINONET
• A 863-300 key project• self-owned technologies and products for
next-generation inter-networks• IP/DWDM ， 2.5G• CNIC is one of the five nodes in Beijing
Partner Networks – CAINET
• Based on CAS and CNC– CNC Inc. Is the 3rd telecom operator in China– CNCNET’s broadband IP backbone covers 17 major
cities
• Found a research center in CNIC, CAS• CNC provides communication facilities (one )• Focus on advanced internet technologies and
applications
Partner Networks – NHPCE
• Construct several HPC centers based on homemade supercomputers
• Through broadband networks to build NHPCE• Provide HPC, massive info. processing,
resource sharing, etc. services for national critical applications
• one HPC center located in CNIC
音响
Notebook HPC
BP 机 ，移动电话
数字像机
电话 游戏机电视
DVD
PC ，工作站
Internet
千兆位 IP 宽带网
结点 结点 结点 结点
数据库信息库贵重设备
NHPCE
NHPCE in China
CNIC with these networks
C S T N E TCAINONET
NSFCNET
CAINET
NHPCE
Computer Network Info. Center, CAS
CNIC
Content
• CSTNET• Partner Networks– NSFCNET– CAINONET– CAINET– NHPCE
• Applications– China Popular Science Exhibition– Virtual Geographical Lab
Applications – China Popular Science Exhibition
• http://www.kepu.net.cn• Virtual Museums: 19 (Chinese version)
3 (English version)• Current status:– Data: 1034MB– Homepage Files: 25114– Picture Files: 36554– Multimedia Files: 500+– Page view: 10,000+
• Using Streaming Technology to deliver active content on net– No delay on downloading– No occupation of disk space–With SMIL, play video, audio, and text
synchronously.
Applications – China Popular Science Exhibition
Applications – Virtual Geographical Lab
• Characteristics:– Visualization (3D)– Include scientific databases about object.– Have a tool library to help geo-scientists to
do data analysis.– Provide a single friendly interface for users.– Provide an open platform for users to add
databases and tools.
Applications – Virtual Geographical Lab
• A sample at DAZI, Tibet:
Conclusion
CNIC pays much attention in next-generation networks.
CNIC hopes to cooperate with you in this field.
