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Tag Archives: THE OSI MODEL

THE OSI MODEL

THE OSI MODEL

The OSI (Open System Interconnection) reference model is a layered network model. The model is of course abstract; we do not directly run the OSI model in our systems (most now use the TCP/IP model). Rather, it is used as a reference point, so “Layer 1” (physical) is universally understood, whether you are running Ethernet or an ATM, for example. …

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