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SBC Telecom, Inc. d/b/a AT&T Small Business is a CLEC owned by AT&T that offers local telephone service outside the AT&T Bell Operating Company regions. [1] [better source needed] It was formed in 1999 following provisions that required SBC Communications to offer telephone service outside its boundaries in order to get approval to merge with Ameritech.
In many cases the SBC hides the network topology and protects the service provider or enterprise packet networks. The SBC terminates an inbound call and initiates the second call leg to the destination party. In technical terms, when used with the SIP protocol, this defines a back-to-back user agent (B2BUA). The effect of this behavior is that ...
Also called resource cost advantage. The ability of a party (whether an individual, firm, or country) to produce a greater quantity of a good, product, or service than competitors using the same amount of resources. absorption The total demand for all final marketed goods and services by all economic agents resident in an economy, regardless of the origin of the goods and services themselves ...
Business management layer: performs functions related to business aspects, analyzes trends and quality issues, for example, or to provide a basis for billing and other financial reports. Service management layer: performs functions for the handling of services in the network: definition, administration and charging of services
SBC Southwestern Bell logo, 2001–2002. From late 2002 to 2005, Southwestern Bell conducted business under the following names: SBC Arkansas, SBC Kansas, SBC Missouri, SBC Oklahoma, SBC Southwest, and SBC Texas. Southwestern Bell payphone with new AT&T signage. SBC Communications bought AT&T Corp. on November 18, 2005, and changed its name to ...
Southwestern Bell Corporation, which changed its name to SBC Communications in 1995, acquired Pacific Telesis in 1997, SNET in 1998, and Ameritech in 1999. In February 2005, SBC announced its plans to acquire former parent company AT&T Corp. for over $16 billion. SBC took on the AT&T name upon merger closure on November 18, 2005.
Managerial economics inculcates the application of microeconomics application and makes use of economic theories and methods in analyzing a business and its management. Moreover, managerial economics combines economic tool and technique to solve the managerial problems.
SBC Cinemas, cinema chain in Taiwan, now part of Vue International; SBC Telecom, a US telecom corporation; Seattle's Best Coffee, American coffee retailer; Security Bank Corporation, Philippines; Service Bureau Corporation, former IBM subsidiary divested in 1973; South Bay Conservatory, a performing arts company, Los Angeles, California, US