International Organization for Standardization
independent telephone company
International Telecommunications Union
integrated voice response
ILEC – Incumbent Local Exchange Carrier. The existing local exchange carrier in any given area, as opposed to CLECs.
Independent Telephone Company – A telephone company not affiliated with any of the original Bell telephone companies. See RBOC.
Integrated Services Digital Network (ISDN) – A high performance, digital phone circuit available from most regional telephone companies that allows for voice and data to be transmitted on the same line, producing fast, noise-free connections.
Internet – A collection and interconnection of tens of thousands of independent global networks.
Internet Relay Chat (IRC) – A popular program that allows users all around the world to communicate live, or chat, with other users.
InterLata Carrier – The carrier that provides your telecommunications service between your LATA and another LATA. Generally called “Long Distance Carriers.”
InterNIC (Internet Network Information Center) – The centralized organization run by the National Science Foundation that provides various administrative services for the Internet, including Domain Name registration.
IntraLATA – Telephone services within the boundaries of a local access area. See LATA. Generally known as “Local Telephone Companies.”
IP Address – A 32 bit address (four bytes separated by periods) that defines the location of a host on the Internet.
IRC – See Internet Relay Chat
ISDN – See Integrated Services Digital Network
ISP – Internet Service Provider. A company that provides connection to the Internet.