Router - A networking device that forwards data packets between computer networks, performing the traffic directing functions on the Internet., LAN (Local Area Network) - A network that connects computers within a limited area such as a residence, school, or office building., Firewall - A network security device or software that monitors and controls incoming and outgoing network traffic based on predetermined security rules., Bandwidth - The maximum rate of data transfer across a given path. It is measured in bits per second (bps)., Latency - The delay before a transfer of data begins following an instruction for its transfer. It is typically measured in milliseconds (ms)., Ping - A network utility used to test the reachability of a host on an IP network and measure the round-trip time for messages sent to the destination computer., OSI Model (Open Systems Interconnection Model) - A conceptual framework used to understand and implement networking protocols in seven layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application., FTP (File Transfer Protocol) - A standard network protocol used for the transfer of computer files from a server to a client on a computer network., WAN (Wide Area Network) - A telecommunications network that extends over a large geographical area for the primary purpose of computer networking., Switch - A networking device that connects devices together on a computer network, using packet switching to forward data to its destination.,

Unit 001 Data Communications Starter 2

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