Search: Distributed Search for Distributed Networks.
It features a peer-to-peer architecture and is being implemented using the Project JXTA framework.
Project JXTA (or JXTA) defines a set of protocols that serve to establish an overlay network on top of existing network protocols such as TCP/IP and HTTP.
"We are pleased that VistaPortal Software chose JXTA to build VistaView, which offers users a knowledge management solution with full peer-to-peer capabilities at its core." said Mike Clary, vice president, Project JXTA, Sun Microsystems, Inc.
Project JXTA started as a research project incubated at Sun Microsystems, Inc.
protocols let programs interact with each other, just as HTTP and HTML, for example, let Web browsers work with any Web server.
We propose to use the JXTA
Search  as an experimental platform.
Project and Peer-to-Peer Technology http://www.jxta.org
[5.] Sun Microsystems JXTA
Peer to Peer technology.