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*74 and 1174 — speed dial, which allows someone to quickly dial any of eight frequently called numbers using a one-digit code, from any phone on their line *75 — allows a total of 30 speed-call numbers with two digits *77 — activates Anonymous Call Rejection Service *82 and 1182 — releases Caller ID block on a call-by-call basis
A dial plan establishes the expected sequence of digits dialed on subscriber premises equipment, such as telephones, in private branch exchange (PBX) systems, or in other telephone switches to effect access to the telephone networks for the routing of telephone calls, or to effect or activate specific service features by the local telephone ...
A vertical service code (VSC) is a sequence of digits and the signals star (*) and pound/hash (#) dialed on a telephone keypad or rotary dial to access certain telephone service features. [1] Some vertical service codes require dialing of a telephone number after the code sequence.
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Dial plans in the public switched telephone network referred to as dialing procedures. [2] The collection of permissible digit patterns, so called digit-maps, for a private telephone system or for customer premise equipment, such as an analog telephone adapter (ATA) or an IP phone, is sometimes also called dial plan. A pattern may be as short ...
Telephone dialling codes in Ireland. Country code: +353 International call prefix: 00 Trunk prefix: 0. This is a list of telephone dialling codes for the Republic of Ireland. ...
The Committee dates its establishment back to 1953, under the name of U.S. Communications Security Board (USCSB). [3]Under the name National Security Telecommunications and Information Systems Security Committee (NSTISSC) the committee was established by the National Security Directive 42, "National Policy for the Security of National Security Telecommunications and Information Systems", dated ...
The ONCIX facilitates and enhances US counterintelligence efforts and awareness by enabling the CI community to better identify, assess, prioritize and counter intelligence threats from foreign powers, terrorist groups, and other non-state entities; ensures that the CI community acts efficiently and effectively; and provides for the integration of all US counterintelligence activities.