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Tymnet

Index Tymnet

Tymnet was an international data communications network headquartered in Cupertino, California that used virtual call packet switched technology and X.25, SNA/SDLC, ASCII and BSC interfaces to connect host computers (servers) at thousands of large companies, educational institutions, and government agencies. [1]

69 relations: AOL, ASCII, AT&T Corporation, Binary Synchronous Communications, BT Group, Byte, California, Canada, Canadian Radio-television and Telecommunications Commission, Character encoding, Circuit switching, CompuServe, ConnNet, Cupertino, California, DATAPAC, Dial-up Internet access, Digital Equipment Corporation, Duplex (telecommunications), EBCDIC, Fortran, Frame Relay, GTE, Hierarchical database model, History of AT&T, Hypertext Transfer Protocol, IBM Systems Network Architecture, Interdata 7/32 and 8/32, Internet, Internet protocol suite, McDonnell Douglas, MCI Communications, MCI Inc., Michael Jackson, Microdata Corporation, Modem, Motorola 68000, NYNEX, Online service provider, PDP-10, Peace, Regional Bell Operating Company, San Jose, California, Scientific Data Systems, SDS 940, Solaris (operating system), SPARC, Sun Microsystems, Sun-3, Sun-4, SunOS, ..., Synchronous Data Link Control, Tandem, Telenet, Telnet, The Source (online service), Third World, Time-sharing, TOPS-10, TOPS-20, TRW Inc., Tymshare, United States, Unix, Varian Data Machines, Verizon Communications, Workstation, World Wide Web, X.25, X.75. Expand index (19 more) »

AOL

AOL (formerly a company known as AOL Inc., originally known as America Online, and stylized as Aol.) is a web portal and online service provider based in New York.

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ASCII

ASCII, abbreviated from American Standard Code for Information Interchange, is a character encoding standard for electronic communication.

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AT&T Corporation

AT&T Corp., originally the American Telephone and Telegraph Company, is the subsidiary of AT&T that provides voice, video, data, and Internet telecommunications and professional services to businesses, consumers, and government agencies.

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Binary Synchronous Communications

Binary Synchronous Communication (BSC or Bisync) is an IBM character-oriented, half-duplex link protocol, announced in 1967 after the introduction of System/360.

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BT Group

BT Group plc (trading as BT and formerly British Telecom) is a British multinational telecommunications holding company with head offices in London, United Kingdom.

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Byte

The byte is a unit of digital information that most commonly consists of eight bits, representing a binary number.

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California

California is a state in the Pacific Region of the United States.

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Canada

Canada is a country located in the northern part of North America.

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Canadian Radio-television and Telecommunications Commission

The Canadian Radio-television and Telecommunications Commission (CRTC, Conseil de la radiodiffusion et des télécommunications canadiennes) is a public organization in Canada with mandate as a regulatory agency for broadcasting and telecommunications.

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Character encoding

Character encoding is used to represent a repertoire of characters by some kind of encoding system.

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Circuit switching

Circuit switching is a method of implementing a telecommunications network in which two network nodes establish a dedicated communications channel (circuit) through the network before the nodes may communicate.

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CompuServe

CompuServe (CompuServe Information Service, also known by its initialism CIS) was the first major commercial online service provider in the United States.

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ConnNet

ConnNet was a packet switched data network operated by the Southern New England Telephone Company serving the U.S. state of Connecticut.

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Cupertino, California

Cupertino is a U.S. city in Santa Clara County, California, directly west of San Jose on the western edge of the Santa Clara Valley with portions extending into the foothills of the Santa Cruz Mountains.

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DATAPAC

DATAPAC was Canada's packet switched X.25-equivalent data network.

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Dial-up Internet access

Dial-up Internet access is a form of Internet access that uses the facilities of the public switched telephone network (PSTN) to establish a connection to an Internet service provider (ISP) by dialing a telephone number on a conventional telephone line.

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Digital Equipment Corporation

Digital Equipment Corporation, also known as DEC and using the trademark Digital, was a major American company in the computer industry from the 1950s to the 1990s.

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Duplex (telecommunications)

A duplex communication system is a point-to-point system composed of two or more connected parties or devices that can communicate with one another in both directions.

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EBCDIC

Extended Binary Coded Decimal Interchange Code (EBCDIC) is an eight-bit character encoding used mainly on IBM mainframe and IBM midrange computer operating systems.

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Fortran

Fortran (formerly FORTRAN, derived from Formula Translation) is a general-purpose, compiled imperative programming language that is especially suited to numeric computation and scientific computing.

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Frame Relay

Frame Relay is a standardized wide area network technology that specifies the physical and data link layers of digital telecommunications channels using a packet switching methodology.

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GTE

GTE Corporation, formerly General Telephone & Electronics Corporation (1955–1982), was the largest independent telephone company in the United States during the days of the Bell System.

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Hierarchical database model

A hierarchical database model is a data model in which the data is organized into a tree-like structure.

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History of AT&T

The history of AT&T dates back to the invention of the telephone itself.

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Hypertext Transfer Protocol

The Hypertext Transfer Protocol (HTTP) is an application protocol for distributed, collaborative, and hypermedia information systems.

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IBM Systems Network Architecture

Systems Network Architecture (SNA) is IBM's proprietary networking architecture, created in 1974.

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Interdata 7/32 and 8/32

The Model 7/32 and Model 8/32 were 32-bit minicomputers introduced by Perkin-Elmer after they acquired Interdata, Inc., in 1973.

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Internet

The Internet is the global system of interconnected computer networks that use the Internet protocol suite (TCP/IP) to link devices worldwide.

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Internet protocol suite

The Internet protocol suite is the conceptual model and set of communications protocols used on the Internet and similar computer networks.

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McDonnell Douglas

McDonnell Douglas was a major American aerospace manufacturing corporation and defense contractor formed by the merger of McDonnell Aircraft and the Douglas Aircraft Company in 1967.

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MCI Communications

MCI Communications Corp. was an American telecommunications company that was instrumental in legal and regulatory changes that led to the breakup of the AT&T monopoly of American telephony and ushered in the competitive long-distance telephone industry.

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MCI Inc.

MCI, Inc. (d/b/a Verizon Business) was an American telecommunication corporation, currently a subsidiary of Verizon Communications, with its main office in Ashburn, Virginia.

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Michael Jackson

Michael Joseph Jackson (August 29, 1958 – June 25, 2009) was an American singer, songwriter, and dancer.

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Microdata Corporation

Microdata Corporation was an Irvine, California-based computer company that.

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Modem

A modem (modulator–demodulator) is a network hardware device that modulates one or more carrier wave signals to encode digital information for transmission and demodulates signals to decode the transmitted information.

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Motorola 68000

The Motorola 68000 ("'sixty-eight-thousand'"; also called the m68k or Motorola 68k, "sixty-eight-kay") is a 16/32-bit CISC microprocessor, which implements a 32-bit instruction set, with 32-bit registers and 32-bit internal data bus, but with a 16-bit data ALU and two 16-bit arithmetic ALUs and a 16-bit external data bus, designed and marketed by Motorola Semiconductor Products Sector.

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NYNEX

NYNEX Corporation was a telephone company that served five New England states (Maine, Massachusetts, New Hampshire, Rhode Island and Vermont) as well as most of New York state from 1984 through 1997.

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Online service provider

An online service provider can, for example, be an Internet service provider, an email provider, a news provider (press), an entertainment provider (music, movies), a search engine, an e-commerce site, an online banking site, a health site, an official government site, social media, a wiki, or a Usenet newsgroup.

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PDP-10

The PDP-10 is a mainframe computer family manufactured by Digital Equipment Corporation (DEC) from 1966 into the 1980s.

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Peace

Peace is the concept of harmony and the absence of hostility.

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Regional Bell Operating Company

The Regional Bell Operating Companies (RBOC) are the result of United States v. AT&T, the U.S. Department of Justice antitrust suit against the former American Telephone & Telegraph Company (later known as AT&T Corp.). On January 8, 1982, AT&T Corp.

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San Jose, California

San Jose (Spanish for 'Saint Joseph'), officially the City of San José, is an economic, cultural, and political center of Silicon Valley and the largest city in Northern California.

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Scientific Data Systems

Scientific Data Systems, or SDS, was an American computer company founded in September 1961 by Max Palevsky and Robert Beck, veterans of Packard Bell and Bendix, along with eleven other computer scientists.

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SDS 940

The SDS 940 was Scientific Data Systems' (SDS) first machine designed to directly support time-sharing.

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Solaris (operating system)

Solaris is a Unix operating system originally developed by Sun Microsystems.

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SPARC

SPARC, for Scalable Processor Architecture, is a reduced instruction set computing (RISC) instruction set architecture (ISA) originally developed by Sun Microsystems.

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Sun Microsystems

Sun Microsystems, Inc. was an American company that sold computers, computer components, software, and information technology services and created the Java programming language, the Solaris operating system, ZFS, the Network File System (NFS), and SPARC.

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Sun-3

Sun-3 is a series of UNIX computer workstations and servers produced by Sun Microsystems, launched on September 9, 1985.

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Sun-4

Sun-4 is a series of Unix workstations and servers produced by Sun Microsystems, launched in 1987.

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SunOS

SunOS is a Unix-branded operating system developed by Sun Microsystems for their workstation and server computer systems.

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Synchronous Data Link Control

Synchronous Data Link Control (SDLC) is a computer communications protocol.

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Tandem

Tandem, or in tandem, is an arrangement in which a team of machines, animals or people are lined up one behind another, all facing in the same direction.

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Telenet

Telenet was an American commercial packet switched network which went into service in 1974.

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Telnet

Telnet is a protocol used on the Internet or local area network to provide a bidirectional interactive text-oriented communication facility using a virtual terminal connection.

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The Source (online service)

The Source (Source Telecomputing Corporation) was an early online service, one of the first such services to be oriented toward and available to the general public.

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Third World

The term "Third World" arose during the Cold War to define countries that remained non-aligned with either NATO or the Communist Bloc.

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Time-sharing

In computing, time-sharing is the sharing of a computing resource among many users by means of multiprogramming and multi-tasking at the same time.

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TOPS-10

The TOPS-10 System (Timesharing / Total Operating System-10) was a computer operating system from Digital Equipment Corporation (DEC) for the PDP-10 (or DECsystem-10) mainframe computer launched in 1967.

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TOPS-20

The TOPS-20 operating system by Digital Equipment Corporation (DEC) was a proprietary OS used on some of DEC's 36-bit mainframe computers.

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TRW Inc.

TRW Inc. was an American corporation involved in a variety of businesses, mainly aerospace, automotive, and credit reporting.

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Tymshare

Tymshare, Inc. was a time-sharing service and third-party hardware maintenance company competing with companies such as Four-Phase Systems, CompuServe, and Digital Equipment Corporation (DEC, Digital).

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United States

The United States of America (USA), commonly known as the United States (U.S.) or America, is a federal republic composed of 50 states, a federal district, five major self-governing territories, and various possessions.

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Unix

Unix (trademarked as UNIX) is a family of multitasking, multiuser computer operating systems that derive from the original AT&T Unix, development starting in the 1970s at the Bell Labs research center by Ken Thompson, Dennis Ritchie, and others.

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Varian Data Machines

Varian Data Machines was a division of Varian Associates which sold minicomputers.

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Verizon Communications

Verizon Communications Inc., or simply Verizon, is an American multinational telecommunications conglomerate and a corporate component of the Dow Jones Industrial Average.

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Workstation

A workstation is a special computer designed for technical or scientific applications.

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World Wide Web

The World Wide Web (abbreviated WWW or the Web) is an information space where documents and other web resources are identified by Uniform Resource Locators (URLs), interlinked by hypertext links, and accessible via the Internet.

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X.25

X.25 is an ITU-T standard protocol suite for packet switched wide area network (WAN) communication.

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X.75

X.75 is an International Telecommunication Union (ITU) (formerly CCITT) standard specifying the interface for interconnecting two X.25 networks.

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Redirects here:

Dial Data, Dial-Data, TYMNET.

References

[1] https://en.wikipedia.org/wiki/Tymnet

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