These databases can be searched to get information about particular individuals. The information for people shows a person's company name, address, phone number and email address. Public domain implementations are available. A network, usually constructed with serial lines, which covers a large geographic area. Remote computer communications system.
WANs typically use common carriers' circuits and networks.
WANs may span a city, state, country, or the world. It usually implies a speed from 64Kbps to 1.544Mbps. Windows NT Advanced Server provides high-end networking services. A hypertext-based, distributed information system created by researchers at CERN in Switzerland. Users may create, edit or browse hypertext documents.