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Local Exchange Carrier
Local exchange carrier (LEC) is a regulatory term in telecommunications for the local telephone company. In the United States, wireline telephone companies are divided into two large categories: long-distance ( interexchange carrier, or IXCs) and local (local exchange carrier, or LECs). This structure is a result of 1984 divestiture of then-regulated monopoly carrier American Telephone & Telegraph. Local telephone companies at the time of the divestiture are also known as Incumbent Local Exchange Carriers (ILEC). The divestiture created local exchange carriers for the management of local telephone lines and switches, and provisioning of local phone services within their business area, as well as the long-distance calls originating or terminating in their business area. The vast majority of the United States are served by LECs called Baby Bells, or RBOCs (Regional Bell Operating Companies). The rest of the United States, most commonly in rural or outlying suburban areas, are ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] [Amazon] |
Regulatory
Regulation is the management of complex systems according to a set of rules and trends. In systems theory, these types of rules exist in various fields of biology and society, but the term has slightly different meanings according to context. For example: * in government, typically regulation (or its plural) refers to the delegated legislation which is adopted to enforce primary legislation; including land-use regulation * in economy: regulatory economics * in finance: financial regulation * in business, industry self-regulation occurs through self-regulatory organizations and trade associations which allow industries to set and enforce rules with less government involvement; and, * in biology, gene regulation and metabolic regulation allow living organisms to adapt to their environment and maintain homeostasis; * in psychology, self-regulation theory is the study of how individuals regulate their thoughts and behaviors to reach goals. Forms Regulation in the social, politica ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] [Amazon] |
Local Call
In telephony, the term local call has the following meanings: # Any call using a single switching center; that is, not traveling to another telephone network; # A call made within a local calling area as defined by the local exchange carrier; # Any call for which an additional charge, ''i.e.'', toll charge, is not billed to the calling or called party, or (depending on the country) for which this charge is reduced because it is a short-distance call (e.g. within a town or local metropolitan area). Typically, local calls have shorter numbers than long-distance calls, as the area code may not be required. However, this is not true in parts of the United States and Canada that are subject to overlay plans or many countries in Europe that require closed dialing plans. Toll free A toll-free telephone number or freephone number is a telephone number that is billed for all arriving calls. For the calling party, a call to a toll-free number is free of charge, unless air-charges appl ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] [Amazon] |