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Network Terminology

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TermDefinition
Network Interface A computer component that provides a port (usually RJ-45) where a network cable can be connected
Network Cable A cable that provides connectivity between network devices. A common network cable connects a computers networks interface with a wall jack.
Wall Jack A device, usually located on a building wall, that provides a port (usually RJ-45) where a network cable can be connected. On the hidden side of a wall jack is wiring to a patch panel or to a network device.
Local Area Network (LAN) A group of networked computers that are physically close together,usually in the same building.
Wide Area Network (WAN) A network of interconnected LAN's across a large geographical location
Client-Server Model A computing model where computer severs supply networks and computational service (such as email, file sharing, online gaming, and VoLP) that are consumed by client computers.
File server A computer that provides email services to a network
Mail Server A computer that provides email service to a network
Web Server A computer that stores web pages and hypertext documents and transmits then to devices requesting these pages.
Database Server A computer that stores databases, which are huge repositories of organized data.
Gaming Server A computer that provides a gaming environment that tracks events in multiplayer video games.
Modem Short for modulator/demodulator, a network device that converts digital signals used by modern networks to analog signals that are typically carried by telephone or cable tv lines.
Router A network device that moves traffic between two different IP networks
Switch A network device that moves traffic within an IP network.
Access Point A network device that connects wireless devices to wired networks
Firewall A network security device that protects a network by examining the traffic before transferring it to the network.
Home Router A small network device with modem, firewall, routing, and switching features that is used in homes and small businesses.
Registering Jack 11- (RJ-11) Interface A network interface or connection with four pins and a clip to hold the plug into a wall socket, RJ-11 is used to connect to a plain old telephone line. In a DSL network, this interface connects the modem to the wall jack
Registering Jack 45 (RJ-45) Interface A network interface or connection with eight pins, that is similar, but wider than RJ-11 connectors, RJ-45 is used to create a wired connection between a computer and a network
Bluetooth A technology used to create wireless connections between computers and devices.
Near Field Communications (NFC) A technology that uses specially encoded tags that respond in a specific way when scanned by a radio frequency reader. NFC is often used bu placing a smartphone near a scanner to pay for an item in a store
Dial-Up A technology used in the early days of the internet where a computer would make a phone call to the ISP to establish internet connectivity
Digital Subscriber Line (DSL) A technology that uses phone lines to establish high-speed connectivity to the internet through an ISP
Cable A technology that uses cable tv lines to establish high-speed connectivity to the internet through an ISP
Fiber Optic A technology that used fiber optic cables that carry lights signals to establish high-speed connectivity to the internet through an ISP
Satellite A technology that sends signals to and from a satellite to establish connectivity to the internet through an ISP
Cellular A technology that uses cellular redo signals to establish connectivity to the internet through an ISP
WI-FI A technology that uses radio signals to connect a device to an access point
Created by: 200450899
 

 



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