{"version":"1.0","type":"link","title":"Physical layer - Newikis","description":"In the seven-layer OSI model of computer networking, the physical layer or layer 1 is the first and lowest layer: the layer most closely associated with the physical connection between devices. The physical layer provides an electrical, mechanical, and procedural interface to the transmission…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}