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Landline service is typically provided through the outside plant of a telephone company's central office, or wire center. The outside plant comprises tiers of cabling between distribution points in the exchange area, so that a single pair of copper wire, or an optical fiber, reaches each subscriber location, such as a home or office, at the network interface.
Call originator - (or calling party, caller or A-party) a person or device that initiates a telephone call by dialling a telephone number.; Call waiting - a system that notifies a caller of another incoming telephone call by sounding a sound in the earpiece.
An on-hook condition represents an idle circuit, i.e. no telephone call is in progress. A central office originally was a primary exchange in a city with other exchanges service parts of the area. The term became to mean any switching system including its facilities and operators.
Landline phone numbers begin with the area code, then one digit for the operator code, then six digits for the primary telephone number. Format: (XXX Y ZZZZZZ) where: "xxx" denotes the area code. All area codes begin with the number 0. The operator code for fixed (landline) numbers is "y".
One of two possible signaling states, such as tone or no tone, or ground connection versus battery connection. Note: if on-hook pertains to one state, off-hook pertains to the other. The idle state, i.e., an open loop of a subscriber line or PBX user loop.
The direct development towards the Business Process Framework (eTOM), as Brenner (2007) explained, was "the Telecom Operation Map (TOM) was first published in 2001. The goal of TOM was the creation of an industry-owned framework of business processes, including the definition of a common enterprise-independent terminology for service management.
A landline network where the telephones must be directly wired into a single telephone exchange. This is known as the public switched telephone network or PSTN. A wireless network where the telephones are mobile and can move around anywhere within the coverage area.
Example: the caller lives in area code 630 (Oak Brook, Illinois) and requests a listing for a business in area code 312 (Chicago, Illinois). In this case, AT&T Illinois bills the call. 411 NDA: National Directory Assistance. 411 is dialed and the operator is requested to search for a listing in an area code not local to the caller.