A arrangement about-face or switching hub is a computer networking accessory that connects arrangement segments or arrangement devices. The appellation frequently refers to a multi-port arrangement arch that processes and routes abstracts at the abstracts hotlink band (layer 2) of the OSI model. Switches that additionally action abstracts at the arrangement band (layer 3) and aloft are generally referred to as layer-3 switches or multilayer switches.
The aboriginal Ethernet about-face was alien by Kalpana in 1990.1
The aboriginal Ethernet about-face was alien by Kalpana in 1990.1
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