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 telecommunications (telecom)?
Telecommunications, also known as telecom, is the exchange of information over significant distances by electronic means and refers to all types of voice, data and video transmission.
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What is voice over LTE (VoLTE)?
Voice over LTE (VoLTE) is a digital packet technology that uses 4G Long-Term Evolution networks to route voice traffic and transmit data.
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Android OS
Android OS is a Linux-based mobile operating system that primarily runs on smartphones and tablets.
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 coexistence testing?
Coexistence testing, similar to compatibility testing, measures the ability of multiple devices to interact in a single environment with limited bandwidth.
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What is network security? Definition and best practices
Network security encompasses all the steps taken to protect the integrity of a computer network and the data within it.
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What is fault management?
Fault management is the component of network management that detects, isolates and fixes problems.
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 Fibre Channel over Ethernet (FCoE)? How it works, benefits, challenges and use cases
Fibre Channel over Ethernet (FCoE) is a storage protocol that enables Fibre Channel (FC) communications to run directly over Ethernet.
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What is Point-to-Point Protocol over Ethernet (PPPoE)?
Point-to-Point Protocol over Ethernet (PPPoE) is a network protocol that facilitates communication between network endpoints.
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What is an SDN controller (software-defined networking controller)?
A software-defined networking controller is an application in SDN architecture that manages Flow control for improved network management and application performance.
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 telecommunications (telecom)?
Telecommunications, also known as telecom, is the exchange of information over significant distances by electronic means and refers to all types of voice, data and video transmission.
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What is Cisco Webex? Everything you need to know
Cisco Webex is an AI-powered product suite of video conferencing and collaboration tools with features for workplace communication and information exchange.
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What is Fibre Channel over Ethernet (FCoE)? How it works, benefits, challenges and use cases
Fibre Channel over Ethernet (FCoE) is a storage protocol that enables Fibre Channel (FC) communications to run directly over Ethernet.
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 coexistence testing?
Coexistence testing, similar to compatibility testing, measures the ability of multiple devices to interact in a single environment with limited bandwidth.
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What is telecommunications (telecom)?
Telecommunications, also known as telecom, is the exchange of information over significant distances by electronic means and refers to all types of voice, data and video transmission.
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What is a SIM swap attack (SIM intercept attack)?
A SIM swap attack (SIM intercept attack) is a form of identity fraud in which the attacker transfers a user's phone number to a different SIM card to gain access to the user's phone calls, text messages, bank accounts, credit card numbers and other sensitive information.