1. Networking ITTC with TT:CLEAR Xiaohua ZHANG Tsinghua University, Beijing, China

2. Purpose of Networking  Physical Networking  Wideband, DSL, Wireless, Satellite  Fundamental but not enough  Content Networking  Networking information centers based on contents  Bridge isolated information island  Real time information exchange  Seamless Integration

3. Technical Solution - Standard  Common Internet Transport Protocols  Extensible Mark-up Language (XML)  Simple Object Access Protocol (SOAP)  Web Services Description Language (WSDL)

4. Software Environment of ITTC Web Server  Database:  Microsoft SQL Server 2000  Operating System:  Windows 2000 Server  Web Server:  Microsoft IIS 5.0  Development Tool:  Microsoft Net Framework 1.1

5. Application of Web Services

6. System Structure Data Logic Database Data Entity Business Logic Web & Web Service Common

7. Online Services  Projects Search  http://temp.ittc.com.cn/webservice/projectdb.a smx http://temp.ittc.com.cn/webservice/projectdb.a smx  Contacts Search  http://temp.ittc.com.cn/webservice/AddressBo ok.asmx http://temp.ittc.com.cn/webservice/AddressBo ok.asmx  Links Search  http://temp.ittc.com.cn/WebService/LinksDB.a smx http://temp.ittc.com.cn/WebService/LinksDB.a smx

8. Integration Application

9.  http://www.ittc.com.cn/

10. Lessons Learned  Funding more on development of technical solution  Optimize information exchanging Flow  Data buffering  Security  Identify more information sources  Financing  Successful Cases  Networking entities and people from industry  Language

11. Thanks for your attention!