NettetA network switch connects devices in a network to each other, enabling them to talk by exchanging data packets. Switches can be hardware devices that manage physical networks or software-based virtual devices. A network switch operates on the data-link layer, or Layer 2, of the Open Systems Interconnection ( OSI) model. NettetThis clever switching design is achieved with a simple trick ... Trains are able to change the their trajectory with just a slight adjustment of the rail track.
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