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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.

  • leased line

    A leased line is a bidirectional telephone line that has been rented for private voice, data exchange or telecommunication use.

  • service-level agreement (SLA)

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

  • network switch

    In a network, a switch is a device that channels incoming data from any of multiple input ports to the specific output port that will take it toward its intended destination.

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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.

  • streaming network telemetry

    Streaming network telemetry is a real-time data collection service in which network devices such as routers, switches and firewalls continuously push network health data and interface measurements to a centralized collector.

  • leased line

    A leased line is a bidirectional telephone line that has been rented for private voice, data exchange or telecommunication use.

  • mesh network topology (mesh network)

    A mesh network is a network in which the devices -- or nodes -- are connected so that at least some, and sometimes all, have multiple paths to other nodes.

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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 message abbreviations and acronyms

    This handy fast reference will help you quickly understand hundreds of Text, Twitter and Chat abbreviations and acronyms that are popularly used in text messages and social media. Please bookmark this page and refer back to it as needed.

  • Group Policy

    Group Policy is a hierarchical infrastructure that allows a network administrator in charge of Microsoft's Active Directory to implement specific configurations for users and computers. Group policy is primarily a security tool, and can be used to apply security settings to users and computers.

  • cloud telephony (cloud calling)

    Cloud telephony, also known as cloud calling, is a type of Unified Communications as a Service (UCaaS) that offers voice communication services and connects through a third party host in the cloud.

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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.

  • data streaming

    Data streaming is the continuous transfer of data at a steady, high-speed rate. To facilitate the need for real-time analytics from disparate data sources, many companies have replaced traditional batch processing with streaming data architectures that can accommodate batch processing.

  • 5G NR (new radio)

    5G NR (new radio) is a set of standards that replace the LTE network 4G wireless communications standard. 5G NR is designed to support high bandwidth transmissions required for streaming video, as well as low bandwidth transmissions used in machine-to-machine (M2M) communications. 5G NR will also support transmissions with low latency requirements -- an important consideration in vehicle to vehicle (V2V) and vehicle to infrastructure (V2I) communications.

  • 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.

  • MEMS (micro-electromechanical systems)

    A MEMS (micro-electromechanical system) is a miniature machine that has both mechanical and electronic components.

  • embedded operating system

    An embedded operating system (OS) is a specialized operating system designed to perform a specific task for a device that is not a computer.

  • swarm intelligence

    Swarm intelligence is the study of decentralized, self-organized systems that move quickly in a coordinated manner.

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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.

  • wireline communication

    Wireline communication (also known as wired communication) is the transmission of information over a physical filament. Alternatively, communication technologies that transmit information over-the-air (OTA) are called wireless.

  • interconnection

    Interconnection is a strategy for ensuring that businesses can privately, securely and directly exchange digital information. An important goal of interconnection is to enable extremely high bandwidth exchanges with the lowest possible latency, at the lowest cost.

  • Microsoft Assessment and Planning (MAP) Toolkit

    Microsoft Assessment and Planning (MAP) Toolkit is a free utility IT can use to determine whether or not its infrastructure is prepared for a migration to a new operating system, server version or cloud-based deployment.

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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.

  • mesh network topology (mesh network)

    A mesh network is a network in which the devices -- or nodes -- are connected so that at least some, and sometimes all, have multiple paths to other nodes.

  • local area network (LAN)

    A local area network (LAN) consists of computers and peripherals that share a common communications line or wireless link to a server. LANs are typically located within a distinct geographic area in an office or other facility.

  • network topology

    A network topology is the arrangement of nodes -- usually switches, routers, or software switch/router features -- and connections in a network, often represented as a graph.

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Network software

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

  • Network File System (NFS)

    The Network File System (NFS) is a client/server application that lets a computer user view and optionally store and update files on a remote computer as though they were on the user's own computer. The NFS protocol is one of several distributed file system standards for network-attached storage (NAS).

  • network operating system (NOS)

    A network operating system (NOS) is a computer operating system (OS) that is designed primarily to support workstations, personal computers and, in some instances, older terminals that are connected on a local area network (LAN).

  • network packet

    A packet is the unit of data that is routed between an origin and a destination on the Internet or any other packet-switched network.

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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.

  • streaming network telemetry

    Streaming network telemetry is a real-time data collection service in which network devices such as routers, switches and firewalls continuously push network health data and interface measurements to a centralized collector.

  • remote sensing

    Remote sensing is the use of various technologies to make observations and measurements at a target that is usually at a distance or scale beyond those observable to the naked eye.

  • local area network (LAN)

    A local area network (LAN) consists of computers and peripherals that share a common communications line or wireless link to a server. LANs are typically located within a distinct geographic area in an office or other facility.

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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.

  • Routing Information Protocol (RIP)

    RIP (Routing Information Protocol) is a protocol used to enable routers to share information about IP traffic routes as they move traffic within a larger network made up of separate LANs linked through routers.

  • segment routing

    Segment routing is a computer networking process used by networking and traffic engineering professionals that organizes collections of information, or packets, to follow a linear set of instructions.

  • session-based routing

    Session-based routing is a type of routing architecture that is application-centric and designed to route entire sessions instead of individual packets.

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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.

  • customer acquisition cost

    Customer acquisition cost is the fee associated with convincing a consumer to buy your product or service, including research, marketing and advertising costs.

  • intranet of things

    An intranet of things is, depending on your viewpoint, either an element of the all-encompassing Internet of Things (IoT) or an alternative model that uses similar systems and technologies but limits the accessibility of its things to the corporate network.

  • distributed energy resources (DER)

    Distributed energy resources (DER) are the combination of physical and virtual resources used in the production and storage of energy at or near where it will be used and separate from the main grid.

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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.

  • baseband unit (BBU)

    A baseband unit (BBU) is a device that interprets baseband frequencies in telecom systems including computer networks, the internet, phone networks and radio broadcasting systems.

  • VoIP (voice over IP)

    VoIP (voice over IP) is the transmission of voice and multimedia content over Internet Protocol (IP) networks. VoIP historically referred to using IP to connect private branch exchanges (PBXs), but the term is now used interchangeably with IP telephony.

  • network configuration management (NCM)

    Network configuration management is the process of organizing and maintaining information about all of the components in a computer network.

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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.

  • VoIP (voice over IP)

    VoIP (voice over IP) is the transmission of voice and multimedia content over Internet Protocol (IP) networks. VoIP historically referred to using IP to connect private branch exchanges (PBXs), but the term is now used interchangeably with IP telephony.

  • data deduplication

    Data deduplication -- often called intelligent compression or single-instance storage -- is a process that eliminates redundant copies of data and reduces storage overhead.

  • network convergence

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

  • VPN (virtual private network)

    A virtual private network (VPN) is a technology that creates a safe and encrypted connection over a less secure network, such as the internet.

  • IoT security (internet of things security)

    IoT security is the technology area concerned with safeguarding connected devices and networks in the internet of things (IoT).

  • SIP trunking (Session Initiation Protocol trunking)

    Session Initiation Protocol (SIP) trunking is a service offered by a communications service provider that uses the protocol to provision voice over IP (VoIP) connectivity between an on-premises phone system and the public switched telephone network (PSTN).

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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.

  • high availability (HA)

    High availability (HA) is the ability of a system or system component to be continuously operational for a desirably long length of time.

  • Wi-Fi 6 (802.11ax)

    Wi-Fi 6 is a standard for wireless internet that replaces the 802.11ac (concurrently renamed Wi-Fi 5) standard.

  • visible light communication (VLC)

    Visible light communication (VLC) is the use of visible light as a method of wirelessly transmitting data.

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SearchCompliance

  • compliance audit

    A compliance audit is a comprehensive review of an organization's adherence to regulatory guidelines.

  • regulatory compliance

    Regulatory compliance is an organization's adherence to laws, regulations, guidelines and specifications relevant to its business...

  • Whistleblower Protection Act

    The Whistleblower Protection Act of 1989 is a law that protects federal government employees in the United States from ...

SearchSecurity

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SearchDisasterRecovery

  • cloud insurance

    Cloud insurance is any type of financial or data protection obtained by a cloud service provider. 

  • business continuity software

    Business continuity software is an application or suite designed to make business continuity planning/business continuity ...

  • business continuity policy

    Business continuity policy is the set of standards and guidelines an organization enforces to ensure resilience and proper risk ...

SearchStorage

  • business impact analysis (BIA)

    Business impact analysis (BIA) is a systematic process to determine and evaluate the potential effects of an interruption to ...

  • RAID (redundant array of independent disks)

    RAID (redundant array of independent disks) is a way of storing the same data in different places on multiple hard disks to ...

  • dedicated cloud

    A dedicated cloud is a single-tenant cloud infrastructure, which essentially acts as an isolated, single-tenant public cloud.

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