Browse Definitions:

Networking

Definitions about networking including routing and switching vocabulary, telecom terminology and words about email, messaging and mobile.

Circuit switched services equipment and providers

Terms related to circuit switched services equipment and providers, including dedicated communications channel definitions and words and phrases about telecommunications.

  • trunk

    A trunk is a physical path or link in a communications system that interconnects major switching centers or nodes and is designed to handle many transmissions simultaneously.

  • service-level agreement (SLA)

    A service-level agreement (SLA) is a contract that specifies what the service provider is responsible for.

  • signal-to-noise ratio (S/N or SNR)

    In analog and digital communications, signal-to-noise ratio is a measure of signal strength relative to background noise. This ratio is usually measured in decibels.

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Data transmission

Terms related to data transmission, including definitions about communication channels and words and phrases about point-to-point and point-to-multipoint data transfers.

  • hybrid WAN

    A hybrid WAN is a wide area network that sends traffic over two or more connection types. Hybrid WANs permit dynamic traffic engineering across both private and public domains, using a variety of connectivity options to make the best use of network resources.

  • data compression

    Data compression is a reduction in the number of bits needed to represent data.

  • fiber optics (optical fiber)

    Fiber optics, or optical fiber, refers to the medium and the technology associated with the transmission of information as light pulses along a glass or plastic strand or fiber.

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Email and messaging

Terms related to email and messaging, including definitions about instant messenger and words and phrases about email servers, storage, spam and mobile access.

  • social CRM

    Social CRM, or social relationship management, is customer relationship management and engagement fostered by communication with customers through social networking sites, such as Twitter and Facebook.

  • URL shortening

    URL shortening is the translation of a long Uniform Resource Locator (URL) into an abbreviated alternative that redirects to the longer URL.

  • CAPTCHA (Completely Automated Public Turing Test to Tell Computers and Humans Apart)

    A CAPTCHA (Completely Automated Public Turing Test to Tell Computers and Humans Apart) is a type of challenge-response system designed to differentiate humans from robotic software programs.

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High-speed networks

Terms related to high-speed communication networks, including network and end-system architecture definitions and words and phrases about high-bandwidth and low-latency communication.

  • Verizon Communications v. Federal Communications Commission (2014)

    Verizon Communications v. Federal Communications Commission was a 2014 case in which the court ruled that the FCC lacked the authority to regulate broadband providers as common carriers. The case was heard by the United States Court of Appeals for the District of Columbia Circuit.

  • fiber optics (optical fiber)

    Fiber optics, or optical fiber, refers to the medium and the technology associated with the transmission of information as light pulses along a glass or plastic strand or fiber.

  • IPTV (Internet Protocol television)

    IPTV (Internet Protocol television) is a service that provides television programming and other video content using the TCP/IP protocol suite as opposed to traditional cable or satellite signals.

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Internet of Things

The Internet of Things (IoT) is a scenario in which objects, animals or people are provided with unique identifiers and the ability to transfer data over a network without requiring human interaction.

  • intelligent electronic device (IED)

    An intelligent electronic device (IED) is a device that is added to industrial control systems (ICS) to enable advanced power automation.

  • LPWAN (low-power wide area network)

    Low-power WAN (LPWAN) is a wireless wide area network technology that interconnects low-bandwidth, battery-powered devices with low bit rates over long ranges.

  • agbot (agricultural robot)

    An agbot, also called an agribot, is an autonomous robot used in farming to help improve efficiency and reduce reliance on manual labor.

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LANs

Terms related to local area networks (LANs), including definitions about Ethernet and words and phrases about devices that share a common communications line or link.

  • network automation

    Network automation is a methodology in which software automatically configures, provisions, manages and tests network devices.

  • managed file transfer (MFT)

    Managed file transfer (MFT) is a type of software used to provide secure internal, external and ad-hoc data transfers through a network.

  • 40 Gigabit Ethernet (40GbE)

    40 Gigabit Ethernet (40GbE) is a standard that enables the transfer of Ethernet frames at speeds of up to 40 gigabits per second (Gbps). 40 GbE runs on Quad Small Form Factor Pluggable (QSFFP) cabling, a high-density fiber connector with 12 strands of fiber.

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Network hardware

Terms related to network hardware, including definitions about cables or file servers and words and phrases about routers and switches.

  • coaxial cable

    Coaxial cable is a type of copper cable specially built with a metal shield and other components engineered to block signal interference.

  • application delivery controller

    An application delivery controller (ADC) is a network component that manages and optimizes how client machines connect to web and enterprise application servers.

  • Remote Direct Memory Access (RDMA)

    Remote Direct Memory Access (RDMA) is a technology that allows computers in a network to exchange data in main memory without involving the processor, cache or OS.

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Network software

Terms related to network software, including definitions about network monitoring and words and phrases about network administration.

  • deep packet inspection (DPI)

    Deep packet inspection (DPI) is an advanced method of examining and managing network traffic.

  • Server Message Block Protocol (SMB protocol)

    The Server Message Block Protocol (SMB protocol) is a client-server communication protocol used for sharing access to files, printers, serial ports and other resources on a network.

  • SD-WAN (software-defined WAN)

    Software-defined WAN (SD-WAN) is a technology to distribute network traffic across wide area networks (WAN) that uses software-defined networking (SDN) concepts to automatically determine the most effective way to route traffic to and from branch offices and data center sites.

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Networking and communications

Terms related to networking and communications, including definitions about network protocols and words and phrases about data transmission.

  • hybrid WAN

    A hybrid WAN is a wide area network that sends traffic over two or more connection types. Hybrid WANs permit dynamic traffic engineering across both private and public domains, using a variety of connectivity options to make the best use of network resources.

  • deep packet inspection (DPI)

    Deep packet inspection (DPI) is an advanced method of examining and managing network traffic.

  • platform as a service (PaaS)

    Platform as a service (PaaS) is a cloud computing model in which a third-party provider delivers hardware and software tools -- usually those needed for application development -- to users over the internet.

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Routing and switching

Terms related to routers and switches, including definitions about hubs and words and phrases about packet-switched networks.

  • network automation

    Network automation is a methodology in which software automatically configures, provisions, manages and tests network devices.

  • field of view (FOV)

    Field of view (FOV) is the open observable area a person can see through his or her eyes or via an optical device. In the case of optical devices and sensors, FOV describes the angle through which the devices can pick up electromagnetic radiation.n.

  • top-of-rack switching

    Top-of-rack switching refers to a distributed data center architecture where one or more Ethernet switches is installed in a rack, then uplinked using high-bandwidth fiber optic connections to a central, high-density distribution point.

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Smart grid

Terms related to smart grids, including definitions about utility electricity delivery systems and words and phrases about smart meters and distributing, monitoring and billing electrical power.

  • application program interface (API)

    An application program interface (API) is code that allows two software programs to communicate with each other.

  • firmware

    Firmware is programming that's written to the non-volatile memory of a hardware device. Non-volatile memory is a form of static random access memory whose contents are saved when a hardware device is turned off or loses its external power source.

  • Advanced Encryption Standard (AES)

    The Advanced Encryption Standard, or AES, is a symmetric block cipher used by the U.S. government to protect classified information and is implemented in software and hardware throughout the world to encrypt sensitive data.

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Telecom

Terms related to telecom, including definitions about telecommunication service providers and words and phrases about voice, video and Internet communication.

  • data discrimination (data censorship)

    Data discrimination, also called discrimination by algorithm, is bias that occurs when predefined data types or data sources are intentionally or unintentionally treated differently than others.

  • common carrier

    A common carrier, in telecommunications, is an entity that provides wired and wireless communication services to the general public for a fee. A common carrier can be contrasted with a contract carrier, also called a private carrier, which provides services to a limited number of customers.

  • paid prioritization

    Paid prioritization, in relation to the internet, is the optimization of data transfer rates for certain content providers, websites and web services.

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VoIP

Terms related to voice over IP (VoIP), including definitions about communication protocols and words and phrases about making phone calls over the Internet.

  • Skype for Business

    Skype for Business, formerly known as Microsoft Lync Server, is a unified communications (UC) platform that integrates common channels of business communication and online meetings, including instant messaging (IM), presence, voice over IP (VoIP), video conferencing, file transfer, web conferencing, voicemail and email.

  • network convergence

    Network convergence is the efficient coexistence of telephone, video and data communication within a single network.

  • data deduplication

    Deduplication retains one unique data instance to reduce storage and bandwidth consumed by remote backups, replication and disaster recovery.

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Wireless LANs

Terms related to wireless LANs, including definitions about Wi-Fi and words and phrases about wireless access points, wireless controllers, wireless LAN security and WLAN configuration.

  • hybrid WAN

    A hybrid WAN is a wide area network that sends traffic over two or more connection types. Hybrid WANs permit dynamic traffic engineering across both private and public domains, using a variety of connectivity options to make the best use of network resources.

  • radio frequency (RF, rf)

    Radio frequency is a measurement representing the oscillation rate of electromagnetic radiation spectrum, or electromagnetic radio waves, from frequencies ranging from 300 GHz to as low as 9 kHz.

  • line of sight (LOS)

    The level of obstruction in a line of sight determines not only the visibility from one point to another but also the quality of signal reception for wireless transmissions, such as Wi-Fi.

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Wireless technologies

Terms related to wireless technologies, including definitions about wireless devices and words and phrases about radio, microwave and infrared communication.

  • LPWAN (low-power wide area network)

    Low-power WAN (LPWAN) is a wireless wide area network technology that interconnects low-bandwidth, battery-powered devices with low bit rates over long ranges.

  • iPad

    The iPad is a touchscreen tablet PC made by Apple.

  • dedicated short-range communication (DSRC)

    Dedicated short-range communication (DSRC) is a wireless communication technology designed to allow automobiles in the intelligent transportation system (ITS) to communicate with other automobiles or infrastructure technology.

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SearchCompliance

  • internal audit (IA)

    An internal audit (IA) is an organizational initiative to monitor and analyze its own business operations in order to determine ...

  • pure risk (absolute risk)

    Pure risk, also called absolute risk, is a category of threat that is beyond human control and has only one possible outcome if ...

  • risk assessment

    Risk assessment is the identification of hazards that could negatively impact an organization's ability to conduct business.

SearchSecurity

  • computer exploit

    A computer exploit, or exploit, is an attack on a computer system, especially one that takes advantage of a particular ...

  • cyberwarfare

    Cyberwarfare is computer- or network-based conflict involving politically motivated attacks by a nation-state on another ...

  • insider threat

    Insider threat is a generic term for a threat to an organization's security or data that comes from within.

SearchHealthIT

SearchDisasterRecovery

  • business continuity and disaster recovery (BCDR)

    Business continuity and disaster recovery (BCDR) are closely related practices that describe an organization's preparation for ...

  • business continuity plan (BCP)

    A business continuity plan (BCP) is a document that consists of the critical information an organization needs to continue ...

  • call tree

    A call tree -- sometimes referred to as a phone tree -- is a telecommunications chain for notifying specific individuals of an ...

SearchStorage

  • OpenStack Block Storage (Cinder)

    OpenStack Block Storage (Cinder) is open source software designed to create and manage a service that provides persistent data ...

  • SATA Express (SATAe)

    SATA Express (SATAe or Serial ATA Express) is a bus interface to connect storage devices to a computer motherboard, supporting ...

  • DIMM (dual in-line memory module)

    A DIMM (dual in-line memory module) is the standard memory card used in servers and PCs.

SearchSolidStateStorage

  • 3D XPoint

    3D XPoint is memory storage technology jointly developed by Intel and Micron Technology Inc.

  • RRAM or ReRAM (resistive RAM)

    RRAM or ReRAM (resistive random access memory) is a form of nonvolatile storage that operates by changing the resistance of a ...

  • JEDEC

    JEDEC is a global industry group that develops open standards for microelectronics.

SearchCloudStorage

  • Google Cloud Storage

    Google Cloud Storage is an enterprise public cloud storage platform that can house large unstructured data sets.

  • RESTful API

    A RESTful application program interface breaks down a transaction to create a series of small modules, each of which addresses an...

  • cloud storage infrastructure

    Cloud storage infrastructure is the hardware and software framework that supports the computing requirements of a private or ...

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