SWITCHING definition: 1. present participle of switch 2. to use a switch to change a device from one state or type of…. Learn more. The switching course has everything you need to know about switches. How switches learn MAC addresses, what VLANs and trunks are and how spanning-tree is used to create loop-free topologies. Switching is the process of transferring data from one device to another within the same network or across different networks using switches. It mainly occurs at the Data Link Layer (Layer 2) of the OSI model, where data is forwarded in the form of frames based on MAC addresses. A network switch (also called switching hub, bridging hub, Ethernet switch, and—by the IEEE — MAC bridge[1]) is networking hardware that connects devices on a computer network by using packet switching to receive and forward data to the destination device. What is switching and the types of switching techniques? Switching is a technique for establishing communication paths and transferring data between devices in a computer network. It enables efficient data transmission by creating temporary or permanent connections between sender and receiver nodes. Switching is an essential component of telephone, telegraph, data-processing, and other technologies in which it is necessary to deal rapidly with large amounts of information. This disambiguation page lists articles associated with the title Switching. If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article. Switching in IT and computer networking is the transfer of data packets, or blocks of data, through a network switch. Switches transfer data from source ports on devices such as computers to destination ports on devices such as routers. Switching is how devices in a LAN communicate with each other. A switch operates on layer 2 of the OSI model and forwards Ethernet frames based on their destination MAC address. The meaning of SWITCH is a slender flexible whip, rod, or twig. How to use switch in a sentence.