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Internet-ServicesThe World Wide Web (WWW) is a set of servers on the Internet that contain multimedia hyperlinked documents. Hyperlinking allows you to follow any topic thread by moving from one related document another. The WWW is unique in its use of hypertext along with multimedia such as sound, video, and graphics.
The WWW is split into two parts, client and server. The server manages the data and answers requests from the client, while the client application (Browser) allows you to connect to all the servers and gather information.
WWW Client applications allows you to browse the World Wide Web. These tools features such features as local cacheing (storage) of retrieved text and images to speed up browsing time, a WYSIWYG (What You See Is What You Get) Style Scheme for customizing page display, history tracking of pages viewed, hotlists of favorite pages, and comprehensive connection status.
The Gopher application allows you to browse through information located on several thousand Gopher servers (or GopherSpace) around the world. The resource material in GopherSpace consists of data in a variety of formats such as text, images, sounds, and services such as Telnet connections, index servers, and phone book servers. Information is stored in hierarchical directories. Servers are usually organized by topic or by location.
An online catalog, known as Veronica, allows you to do key word searches of GopherSpace. To find GopherSpace catalogs start at the central Gopher server.
The FTP (File Transfer Protocol) application is used to transfer files between Internet computers. Both client and server applications are provided with WWW software as well. The FTP client downloads files published on any remote server on the Internet to your PC. The FTP server permits others to access files on your local hard drive while you are connected to the Internet.
The Archie application is an Internet information system for gathering data and indexing widely distributed collections of data. Archie allows users to retrieve public domain files (of text, graphics, or sound) from anonymous FTP hosts (servers that can be accessed by anyone on the Internet).
The News service allows you to subscribe to any of the thousands of newsgroups on the Internet. You can read and post articles, post follow-up articles, and check for new article groups.
Once you are using your Internet provider's newsserver, you can post messages to any of the groups or respond via Email to anyone in the group.
The Mail application provides electronic mail (Email) services that allow you to send and receive mail and to retrieve mail from a server. Your Internet provider will supply you with an Email account and a mailbox.
The Telnet application is software that enables your PC to emulate a virtual terminal so that you can communicate with a wide variety of remote systems (including other computers where you have an account).
The WhoIs application is a directory service that displays information about Internet users. The information includes the user's full name, U.S. mailing address, telephone number, and email address. WhoIs comes preconfigured with the names of various WhoIs servers around the Internet.
The Finger application displays information about each user on a specified host. This information includes the users login name, full name, the time they logged in, as well as the terminal or host from which they logged in. If no user name is specified, Finger displays information on all the users currently logged in to the specified host.
The Ping application is a diagnostic tool for checking your network connection to a particular system on your network, it is useful for checking to see if you Internet connection is active and working.
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