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.

  • 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.

  • 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.

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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.

  • text messaging (texting or wireless messaging)

    Text messaging is the act of sending short, alphanumeric communications between cellphones, pagers or other hand-held devices, as implemented by a wireless carrier.

  • spear phishing

    Spear phishing is an email-spoofing attack that targets a specific organization or individual, seeking unauthorized access to sensitive information.

  • call tree

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

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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.

  • 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.

  • network convergence

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

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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.

  • IoT gateway

    An internet of things (IoT) gateway is a device which serves as the connection point between IoT devices and the cloud.

  • aquaculture

    Aquaculture is the farming of aquatic animals or plants, including breeding, raising and harvesting in all types of water environments in controlled conditions.

  • variable speed limit (VSL)

    A variable speed limit is a flexible restriction on the rates at which motorists can drive on a given stretch of road. The limit is usually a maximum speed, which changes according to the current environmental and road conditions.

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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.

  • 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.

  • network automation

    Network automation is the use of IT controls to supervise and carry out every-day network management functions.

  • 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.

  • infrastructure (IT infrastructure)

    Infrastructure is the foundation or framework that supports a system or organization. In computing, infrastructure is composed of physical and virtual resources that support the flow, storage, processing and analysis of data.

  • dense wavelength division multiplexing (DWDM)

    Dense wavelength division multiplexing (DWDM) is a technology that puts data from different sources together on an optical fiber, with each signal carried at the same time on its own separate light wavelength.

  • Elastic Load Balancing (ELB)

    Elastic Load Balancing (ELB) is a load-balancing service for Amazon Web Services (AWS) deployments.

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Network software

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

  • SDDC (software-defined data center)

    An SDDC (software-defined data center) is a data storage facility in which networking, storage, CPU and security are virtualized and delivered as a service.

  • systems engineering (SE)

    Systems engineering (SE) is an interdisciplinary area of technology that encompasses software and hardware systems design and development with consideration to their interconnections and the environment in which they operate.

  • mirror site

    A mirrored site is a website or set of files on a server that has been copied to another server so that the site or files are available from more than one place.

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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.

  • end-to-end principle

    The end-to-end principle is a network design method in which application-specific features are kept at communication end points.

  • search neutrality

    Search neutrality is the direct conducting of transparent search processes that do not discriminate between users or favor specific sites.

  • 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.

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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.

  • edge provider

    An edge provider is a service that a given ISP’s customers connect to that is not inside that provider’s network and does not belong to them.

  • subnet mask (subnetting)

    A subnet mask is a 32- or 128-bit number that segments an existing IP address in a TCP/IP network and divides that address into discrete network and host addresses.

  • adaptive routing (dynamic routing)

    Adaptive routing, also called dynamic routing, is a process for determining the optimal path a data packet should follow through a network to arrive at a specific destination. Adaptive routing can be compared to a commuter taking a different route to work after learning that traffic on his usual route is backed up.

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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.

  • 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.

  • Internet of Things (IoT)

    The Internet of Things (IoT) is an environment in which objects, animals or people are assigned unique identifiers and given the ability to transfer data over a network without requiring human-to-human or human-to-computer interaction.

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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.

  • 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.

  • text messaging (texting or wireless messaging)

    Text messaging is the act of sending short, alphanumeric communications between cellphones, pagers or other hand-held devices, as implemented by a wireless carrier.

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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.

  • 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.

  • VoIP (voice over IP)

    VoIP enables voice and multimedia communications, such as phone calls, over the internet and other IP-based networks, and allows enterprises to operate a single voice and data network.

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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.

  • 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.

  • Wi-Fi (802.11x standard)

    Wi-Fi is the popular term for high-frequency wireless local area network (WLAN) technology and a standard that has gained acceptance in many companies as an alternative to a wired LAN.

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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.

  • vehicle to infrastructure (V2I or v2i)

    Vehicle-to-infrastructure (V2I or V2X) is a communication model that allows vehicles to share information with the components that support a country's highway system. Such components include overhead RFID readers and cameras, traffic lights, lane markers, streetlights, signage and parking meters. V2I communication is typically wireless and bi-directional: data from infrastructure components can be delivered to the vehicle and vice versa.

  • Qi (Wireless Power Consortium)

    Qi (pronounced CHEE) is a manufacturer-agnostic standard for wirelessly charging battery-powered devices. Qi, which means life energy in Chinese, was developed and is maintained by the Wireless Power Consortium.

  • Wi-Fi (802.11x standard)

    Wi-Fi is the popular term for high-frequency wireless local area network (WLAN) technology and a standard that has gained acceptance in many companies as an alternative to a wired LAN.

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SearchSecurity

  • botnet

    A botnet is a collection of internet-connected devices, which may include PCs, servers, mobile devices and internet of things ...

  • Web application firewall (WAF)

    A Web application firewall (WAF) is a firewall that monitors, filters or blocks traffic to and from a Web application. WAFs are ...

  • MD5

    The MD5 hashing algorithm is a one-way cryptographic function that accepts a message of any length as input and returns as output...

SearchHealthIT

SearchDisasterRecovery

  • call tree

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

  • mass notification system (MNS)

    A mass notification system is a platform that sends one-way messages to inform employees and the public of an emergency.

  • disaster recovery as a service (DRaaS)

    One approach to a strong disaster recovery plan is DRaaS, where companies offload data replication and restoration ...

SearchStorage

  • compact disc (CD)

    A compact disc is a portable storage medium that can be used for recording, storing and playing back audio, video and other data ...

  • secondary storage

    Secondary storage is used to protect inactive data written from a primary storage array to a nonvolatile tier of disk, flash or ...

  • VRAM (video ram)

    VRAM (video RAM) is a reference to any type of random access memory (RAM) used to store image data for a computer display.

SearchSolidStateStorage

  • SSD RAID (solid-state drive RAID)

    SSD RAID (solid-state drive RAID) is a methodology commonly used to protect data by distributing redundant data blocks across ...

  • Tier 0

    Tier 0 (tier zero) is a level of data storage that is faster, and perhaps more expensive, than any other level in the storage ...

  • PCIe SSD (PCIe solid-state drive)

    A PCIe SSD (PCIe solid-state drive) is a high-speed expansion card that attaches a computer to its peripherals.

SearchCloudStorage

  • 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 ...

  • Zadara VPSA and ZIOS

    Zadara Storage provides block, file or object storage with varying levels of compute and capacity through its ZIOS and VPSA ...

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