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Calling code: +357 for the Republic of Cyprus and +90 for Northern Cyprus, which uses the Turkish numbering plan. [1] International call prefix: 00 [2] Domestic: excellent system in both the area under Republic of Cyprus government control and Turkish-occupied Northern Cyprus; open wire, fiber-optic cable and microwave radio relay. [1 ...
Telephone numbers in Cyprus follow a closed telephone numbering plan which was adopted on 1 December 2001. [1] As a result, for landline phone numbers the digit 2 followed by the old area code was affixed to the subscriber number and for mobile phones 9 was affixed to the phone number. The plan is also used in Akrotiri and Dhekelia. [2]
A typical Western Electric hand telephone set of c. 1930. It consists of a handset mounting with the handset held in a cradle, and a subscriber set mounted against a wall or vertical surface in close proximity. Shown is a B1A hand telephone set, also known as the type 102B-3 hand telephone set.
A typical volume of Bell System Practices from the 1970s. The Bell System Practices (BSPs) is a compilation of technical publications which describes the best methods of engineering, constructing, installing, and maintaining the telephone plant of the Bell System under direction of AT&T and Bell Telephone Laboratories. [1]
Trunks Integrated Record Keeping System (TIRKS) is an operations support system from Telcordia Technologies (since acquired by Ericsson, Inc.), originally developed by the Bell System during the late 1970s. It was developed for inventory and order control management of interoffice trunk circuits that interconnect telephone switches.
Later model Northern Telecom Norstar M7324 switchboard telephone. With the advent of LSI ICs, also called integrated circuits in the 1980s, key telephone system design went from electro-mechanical parts to electronic or fully digital parts. The first key system developed by Northern Telecom in the early 1980s was the Vantage TDD system.
Secure Terminal Equipment (STE) is the U.S. government's current (as of 2008), encrypted telephone communications system for wired or "landline" communications. STE is designed to use ISDN telephone lines which offer higher speeds of up to 128 kbit/s and are all digital.
PSTN network topology is the switching network topology of a telephone network connected to the public switched telephone network (PSTN).. In the United States and Canada, the Bell System network topology was the switching system hierarchy implemented and operated from c. 1930 to the 1980s for the purpose of integrating the diverse array of local telephone companies and telephone numbering ...