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what is Node networking

In communication networks, a node (Latin nodus, ‘knot’) is either a connection point, a redistribution point, or a communication endpoint (e.g. data terminal equipment). The definition of a node depends on the network and protocol layer referred to. A physical network node is an active electronic device that is attached to a network, and is capable of creating, receiving, or transmitting information over a communications channel.<ref>Template:Cite web</ref> A passive distribution point such as a distribution frame or patch panel is consequently not a node. Computer network nodes In data communication, a physical network node may either be a data communication equipment (DCE) such as a modem, hub, bridge or switch; or a data terminal equipment (DTE) such as a digital telephone handset, a printer or a host computer, for example a router, a workstation or a server. If the network in question is a LAN or WAN, every LAN or WAN node (that are at least data link layer ...