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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.

  • shielded twisted pair (STP)

    Shielded twisted pair (STP) is a special kind of copper telephone and local area network (LAN) wiring used in some business installations.

  • Signaling System 7 (SS7)

    Signaling System 7 (SS7) is an international telecommunication protocol standard that defines how the network elements in a public switched telephone network (PSTN) exchange information and control signals.

  • bits per second (bps or bit/sec)

    In data communications, bits per second (bps or bit/sec) is a common measure of data speed for computer modems and transmission carriers.

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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.

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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.

  • unified communications (UC)

    Unified communications (UC) is an umbrella term for the integration of multiple enterprise communication tools -- such as voice calling, video conferencing, instant messaging (IM), presence, content sharing, etc. -- into a single, streamlined interface, with the goal of improving user experience (UX) and productivity.

  • challenge-response authentication

    In computer security, challenge-response authentication is a set of protocols used to protect digital assets and services from unauthorized users, programs or activities.

  • Microsoft Teams

    What is Microsoft Teams? Microsoft Teams is cloud-based team collaboration software that is part of the Microsoft 365 and Office 365 suite of applications.

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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.

  • network protocol

    A network protocol is a set of established rules that dictate how to format, transmit and receive data so that computer network devices -- from servers and routers to endpoints -- can communicate, regardless of the differences in their underlying infrastructures, designs or standards.

  • LTE (Long-Term Evolution)

    LTE (Long-Term Evolution) is a standard for 4G wireless technology that offers increased network capacity and speed for cellphones and other cellular devices compared with 3G.

  • radio access network (RAN)

    A radio access network (RAN) is a major component of a wireless telecommunications system that connects individual devices to other parts of a network through a radio link.

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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.

  • mesh network topology (mesh network)

    A mesh network is a network in which devices -- or nodes -- are linked together, branching off other devices or nodes.

  • meet-in-the-middle attack

    Meet-in-the-middle is a known plaintext attack that can greatly reduce the number of brute-force permutations required to decrypt text that has been encrypted by more than one key.

  • robotic process automation (RPA)

    Robotic process automation (RPA) is a technology that mimics the way humans interact with software to perform high-volume, repeatable tasks.

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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.

  • bandwidth (network bandwidth)

    Network bandwidth is a measurement indicating the maximum capacity of a wired or wireless communications link to transmit data over a network connection in a given amount of time.

  • WAN (wide area network)

    A wide area network (WAN) is a geographically distributed telecommunications network that interconnects multiple local area networks (LANs).

  • wireless ad hoc network (WANET)

    A wireless ad hoc network (WANET) is a type of local area network (LAN) that is built spontaneously to enable two or more wireless devices to be connected to each other without requiring typical network infrastructure equipment, such as a wireless router or access point.

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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.

  • near-end crosstalk (NEXT)

    Near-end crosstalk (NEXT) is an error condition that can occur when connectors are attached to twisted pair cabling.

  • spectrum analyzer

    A spectrum analyzer is a device that measures and displays signal amplitude (strength) as it varies by frequency within its frequency range (spectrum).

  • storage security

    Storage security is the group of parameters and settings that make storage resources available to authorized users and trusted networks -- and unavailable to other entities.

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Network software

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

  • storage security

    Storage security is the group of parameters and settings that make storage resources available to authorized users and trusted networks -- and unavailable to other entities.

  • active directory

    Active Directory (AD) is Microsoft's proprietary directory service.

  • unified communications (UC)

    Unified communications (UC) is an umbrella term for the integration of multiple enterprise communication tools -- such as voice calling, video conferencing, instant messaging (IM), presence, content sharing, etc. -- into a single, streamlined interface, with the goal of improving user experience (UX) and productivity.

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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.

  • What is a private cloud?

    Private cloud is a type of cloud computing that delivers similar advantages to public cloud, including scalability and self-service, but through a proprietary architecture.

  • shielded twisted pair (STP)

    Shielded twisted pair (STP) is a special kind of copper telephone and local area network (LAN) wiring used in some business installations.

  • IEEE 802.3

    802.3, or IEEE 802.3, is a working group of standard specifications for Ethernet, a method of packet-based physical communication in a local area network maintained by the Institute of Electrical and Electronics Engineers.

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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.

  • virtual routing and forwarding (VRF)

    Virtual routing and forwarding (VRF) is a technology included in Internet Protocol (IP) network routers that enables multiple instances of a routing table to exist in a virtual router and work simultaneously.

  • software-defined networking (SDN)

    Software-defined networking (SDN) is an architecture that abstracts different, distinguishable layers of a network in order to make networks agile and flexible.

  • Cisco IOS (Cisco Internetwork Operating System)

    Cisco IOS (Internetwork Operating System) is a proprietary operating system that runs on Cisco Systems routers and switches.

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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.

  • bits per second (bps or bit/sec)

    In data communications, bits per second (bps or bit/sec) is a common measure of data speed for computer modems and transmission carriers.

  • fixed wireless

    Fixed wireless networking refers to the operation of wireless devices in fixed locations such as homes and offices.

  • bandwidth (network bandwidth)

    Network bandwidth is a measurement indicating the maximum capacity of a wired or wireless communications link to transmit data over a network connection in a given amount of time.

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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.

  • near-end crosstalk (NEXT)

    Near-end crosstalk (NEXT) is an error condition that can occur when connectors are attached to twisted pair cabling.

  • Time Division Multiple Access (TDMA)

    Time Division Multiple Access (TDMA) is a digital modulation technique used in digital cellular telephone and mobile radio communication.

  • Signaling System 7 (SS7)

    Signaling System 7 (SS7) is an international telecommunication protocol standard that defines how the network elements in a public switched telephone network (PSTN) exchange information and control signals.

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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.

  • unified communications (UC)

    Unified communications (UC) is an umbrella term for the integration of multiple enterprise communication tools -- such as voice calling, video conferencing, instant messaging (IM), presence, content sharing, etc. -- into a single, streamlined interface, with the goal of improving user experience (UX) and productivity.

  • VoIP phone

    A VoIP phone is a hardware- or software-based telephone designed to use voice over Internet Protocol (VoIP) technology to send and receive phone calls over an IP network.

  • IP telephony (Internet Protocol telephony)

    IP telephony (Internet Protocol telephony) is a general term for technologies, products and services that use the Internet Protocol's packet-switched connections to support voice calling, voicemail, video calling, video conferencing, faxing and instant messaging.

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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.

  • fixed wireless

    Fixed wireless networking refers to the operation of wireless devices in fixed locations such as homes and offices.

  • bandwidth (network bandwidth)

    Network bandwidth is a measurement indicating the maximum capacity of a wired or wireless communications link to transmit data over a network connection in a given amount of time.

  • mobile security (wireless security)

    Mobile security is the protection of smartphones, tablets, laptops and other portable computing devices, and the networks they connect to, from threats and vulnerabilities associated with wireless computing. Mobile security is also known as wireless security.

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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.

  • phase-locked loop (PLL)

    A phase-locked loop (PLL) is an electronic circuit with a voltage or voltage-driven oscillator that constantly adjusts to match the frequency of an input signal.

  • spectrum analyzer

    A spectrum analyzer is a device that measures and displays signal amplitude (strength) as it varies by frequency within its frequency range (spectrum).

  • Time Division Multiple Access (TDMA)

    Time Division Multiple Access (TDMA) is a digital modulation technique used in digital cellular telephone and mobile radio communication.

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SearchCompliance
  • smart contract

    A smart contract is a decentralized application that executes business logic in response to events.

  • compliance risk

    Compliance risk is an organization's potential exposure to legal penalties, financial forfeiture and material loss, resulting ...

  • information governance

    Information governance is a holistic approach to managing corporate information by implementing processes, roles, controls and ...

SearchSecurity
  • threat modeling

    Threat modeling is a procedure for optimizing application, system or business process security by identifying objectives and ...

  • social engineering

    Social engineering is an attack vector that relies heavily on human interaction and often involves manipulating people into ...

  • distributed denial-of-service (DDoS) attack

    A distributed denial-of-service (DDoS) attack is one in which multiple compromised computer systems attack a target, such as a ...

SearchHealthIT
SearchDisasterRecovery
  • change control

    Change control is a systematic approach to managing all changes made to a product or system.

  • disaster recovery (DR)

    Disaster recovery (DR) is an organization's ability to respond to and recover from an event that affects business operations.

  • risk mitigation

    Risk mitigation is a strategy to prepare for and lessen the effects of threats faced by a business.

SearchStorage
  • storage security

    Storage security is the group of parameters and settings that make storage resources available to authorized users and trusted ...

  • cloud storage

    Cloud storage is a service model in which data is transmitted and stored on remote storage systems, where it is maintained, ...

  • cloud data management

    Cloud data management is a way to manage data across cloud platforms, either with or instead of on-premises storage.

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