Transcript CSTNET and Its Applications

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
NHPCE
结点
结点
结点
结点
贵重设备
数据库
信息库
千兆位IP宽带网
音响
Internet
数字像机
DVD
电话
游戏机
BP 机 ，
移动电话
电视
PC ，
工作站
Notebook
HPC
NHPCE in China
CNIC with these networks
NHPCE
NSFCNET
CNIC
CSTNET
CAINONET
CAINET
Computer Network Info. Center, CAS
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:
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Data: 1034MB
Homepage Files: 25114
Picture Files: 36554
Multimedia Files: 500+
Page view: 10,000+
Applications
– China Popular Science Exhibition
• 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
– 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 nextgeneration networks.
CNIC hopes to cooperate with you in this
field.
Thank you!
for questions, please email
[email protected]
[email protected]