Interface – In computer terms, an interface is what allows you to click something on the computer screen and command the computer to do something. An interface can be the desktop, an application, or even an icon.
Internal Modem - A modem that is installed on the motherboard. In contrast, an external modem is a modem that sits outside the computer case, like a DSL or Cable Modem.
Internet – A large, world-wide network that employs many smaller networks to allow all the computers to exchange information with one another. The Internet used TCP/IP as its protocol for sending and receiving data among computers and other resources.
Intranet - A private network used to connect computers and resources in a limited area, such as a company or campus.
IP address (Internet protocol address)- A 32-bit logical address assigned to every resource on a network. IP addresses must be unique on the network to communicate on it, as IP addresses are used (in conjunction with other criteria) to define each resource.
IPX/SPX (Internetwork packet exchange/sequenced packet exchange) – A networking protocol used by the Novell NetWare operating systems.
ISP - Internet Service Provider. A company that provides access to the Internet for a monthly fee.