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Overview Cisco Certifications CCNA 200-125 – Free Questions and Answers CCNA 200-120 Questions and Answers Basic Definitions Hardware Components Network Card Repeaters Hubs Bridges What is multicasting?...
A broadcast domain is simply the group of end hosts that will receive a broadcast sent out by a given host. For example, if there are ten...
Application Layer enable the user, whether human or software, to access the network. It provides user interfaces and support for services such as electronic mail,file access and...
Learn the seven OSI model layers, their functions, protocols, devices, data units and a practical troubleshooting workflow.
Basic Network Hardware Components All networks are made up of basic hardware building blocks to interconnect network nodes, such as Network Interface Cards (NICs), Bridges, Hubs, Switches,...
Learn what a network bridge is, how MAC learning and frame forwarding work, and the key differences between bridges, switches, and routers.
