The names of successive domains are used in forming a unique name by which the computer is known to the network. This is one of the most popular ways people use the Internet. Once you have an email account and address, you can send and receive typed messages to and from anyone else with an Internet address. It can be used to copy files of text, images, sounds, or software programs from Internet sites around the world and save them on your computer. Jughead and Veronica are two ancillary tools which, when used in conjunction with gopher, allow searching for items by directory titles or by directory titles and resources.
Human users can use the more friendly domainized names.
The system operates like a telephone party line, except that text is used. IRC is different from newsgroups in that messages are constantly being updated every minute, and what was said an hour ago will not be visible. Many LANs have connections to larger networks. When activated, the link moves you to the linked page, even if that page is located on the other side of the world. There are free listservs for all kinds of topics.