Networking
Definitions about networking including routing and switching vocabulary, telecom terminology and words about email, messaging and mobile.
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.
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What is a point of presence (PoP)?
A point of presence (PoP) is a point or physical location where two or more networks or communication devices build a connection from one place to the rest of the internet.
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What is a SIM card and how does it work?
A SIM card, also known as a subscriber identity module, is a smart card that stores the information necessary for a smartphone to connect to a mobile network.
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What is signal-to-noise ratio and how is it measured?
A signal-to-noise ratio compares the strength of a desired signal with any undesired signals created by background noise.
Network Admin
Terms related to managing computer networks, including definitions about LANS or WANS and words and phrases about network design, troubleshooting, security and backups.
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What is a network management system?
A network management system (NMS) is an application or set of applications that enable network engineers to manage a network's independent components inside a larger network management framework and perform several key functions.
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What is network as a service (NaaS)?
Network as a service (NaaS) is a cloud model for delivering various network services virtually on a subscription basis.
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What is green networking?
Green networking is the practice of selecting energy-efficient networking technologies and products to minimize resource use whenever possible.
Network hardware
Terms related to network hardware, including definitions about cables or file servers and words and phrases about routers and switches.
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What is the domain name system (DNS)?
The domain name system (DNS) is a naming database in which internet domain names are located and translated into Internet Protocol (IP) addresses.
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What is a coaxial cable?
A coaxial cable -- or coax cable -- is a type of copper cable specially built with a metal shield and other components engineered to block signal interference.
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What is green networking?
Green networking is the practice of selecting energy-efficient networking technologies and products to minimize resource use whenever possible.
Networking and communications
Terms related to networking and communications, including definitions about network protocols and words and phrases about data transmission.
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What is an SD-branch?
An SD-branch is a single, automated, centrally managed, software-centric platform that replaces or supplements an existing branch network architecture.
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What is the domain name system (DNS)?
The domain name system (DNS) is a naming database in which internet domain names are located and translated into Internet Protocol (IP) addresses.
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What is a network management system?
A network management system (NMS) is an application or set of applications that enable network engineers to manage a network's independent components inside a larger network management framework and perform several key functions.
Wireless and mobile
Terms related to wireless and mobile technology, including definitions about consumer mobile technology devices and communication technologies such as Wi-Fi, WiMAX and LTE.
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What is a cloud radio access network (C-RAN)?
A cloud radio access network (C-RAN) is a centralized, cloud computing-based architecture for radio access networks.
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What is mobile computing?
Mobile computing refers to the set of IT technologies, products, services and operational strategies and procedures that enable end users to access computation, information and related resources and capabilities while mobile.
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What is A2P messaging (application-to-person messaging)?
A2P messaging (application-to-person messaging) is a type of SMS messaging technique in which a person receives text messages from a software application rather than from another user.