OSI model
Also written: OSI
An older, seven-layer way of describing networking. Nobody builds networks from it, but its numbers are everyday language: 1 physical, 2 data link, 3 network, 4 transport, 7 application.
Also written: OSI
An older, seven-layer way of describing networking. Nobody builds networks from it, but its numbers are everyday language: 1 physical, 2 data link, 3 network, 4 transport, 7 application.