Try Our Apps


WATCH "Lumbersexual"

physical layer

physical layer in Technology

Layer one, the lowest layer in the OSI seven layer model. The physical layer encompasses details such as electrical and mechanical connections to the network, transmission of binary data as changing voltage levels on wires or similar concepts on other connectors, and data rates.
The physical layer is used by the data link layer.
Example physical layer protocols are CSMA/CD, token ring and bus.

The Free On-line Dictionary of Computing, © Denis Howe 2010
Cite This Source

Word of the Day

Word Value for physical

Scrabble Words With Friends

Nearby words for physical layer