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physical-layer
consists-of
- Application Layer [ part ]
- Data Link Layer [ part ]
- Network Layer [ part ]
- Presentation Layer [ part ]
- Session Layer [ part ]
- Transport Layer [ part ]
- OSI Model, Open System Interconnection [ whole ]
encapsulates:
- Binary Digits [ container ]
- data [ content ]
is below:
- Data Link Layer [ upper ]
function:
- Encapsulation [ function ]
OSI Layer
- Network Layer
- Data Link Layer
- Application Layer
- Presentation Layer
- Session Layer
- Transport Layer
- Physical Layer
Types:
Comment:
protocols: RS-232, Manchester encoding, V.35,.....
Comment:
covers cables, wires, voltages, medium, encoding, connectors, plugs, hubs, repeaters, transceivers
Comment:
binary transmission of data across some medium (converts data to a series of bits)