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Mandala
Proxy Server

Mirage is a caching proxy server written at the University of New Mexico by Jonathan Helfman for AT&T Labs -Research. Mirage has been extended to describe its cache, parse HTML pages, and allow trusted applications to monitor it's request stream. Mirage was written entirely in Java and has been tested on IRIX, FreeBSD, Windows98 and Windows NT.

The name “mirage” serves as a reminder that a cache is just a representation of the Web.

 


proxy cache visualization

Proxy servers were originally developed to run on firewalls so people on a LAN or intranet could obtain secure access to the Internet. Proxy servers were then extended to cache Web pages and images, saving them on a local disk in case they are requested again soon. A number of additional extensions have been proposed, such as annotation servers, full text indexers, subject-matter indexers, and protocol monitors (see Brooks et.al. 1995).

applications
related documents

Abrams, M., Standridge, C., Abdulla, G., Williams, S., and Fox, E., ``Caching Proxies: Limitations and Potentials,'' World Wide Web Journal, V. 1, N. 1, winter 1996, Fourth International World Wide Web Conference Proceedings.

Brooks, C., Mazer, M., Meeks, S., and Miller, J. ``Application-Specific Proxy Servers as HTTP Stream Transducers,'' Proceedings of the Fourth International World Wide Web Conference, 12, 1995.

Dodge, Chris; Marx, Beate; and Pfeiffenberger, Hans, ``Web Cataloguing Through Cache Exploitation and Steps Toward Consistency Maintenance'' Third International World-Wide Web Conference, 4/95.

Loutonen, A., and Altis, K., ``World-Wide Web Proxies,'' Proceedings of the First International Conference on the World-Wide Web, WWW94.

Loutonen, A., ``Web Proxy Servers,'' Prentice Hall PTR, 1998.

Neal, D., ``The Harvest Object Cache in New Zealand,'' Information & Technology Services, University of Waikato.

Partl, Tomas ``A Comparison of WWW Caching Algorithm Efficiency''

UINETT DESIRE webcache project, (Development of a European Service for Information on Research and Education).

related links

Proxies on Yahoo!

W3 Cache links


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