Telecom Terms
Backbone
A backbone is a main bus that connects two or more nodes together. In the context of telecommunications, it refers to a main cable that connects two or more network nodes together.
Backbone Provider
A telecommunications company that builds, operates, and maintains a high-speed, high capacity network.
Backbone, Internet
A fiber optic cable link that connects two or more internet nodes together.
Bandwidth
The common measure of transmission capacity. For analog transmission, it is measured in cycles per second; for digital transmission, in bits per second.
BOC
Bell Operating Company. One of the 22 local exchange telephone companies that prior to the Jan. 1, 1984 breakup of the Bell System comprised the arm of AT&T providing local telephone services. BOCs provide about 80% of the nation's local exchange telephone subscribers with service.
Broadband Network
A network capable of transporting voice, interactive full-motion video, and data services. A narrowband network carries significantly less information than a broadband network. Narrowband applications include traditional telephone service, electronic mail, paging services, and faxes.
Browser
A software program used to query, search and view information on computer sites connected to the Internet.
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