Review the following list of key terms:
ethernetA very popular LAN architecture, using the CSMA/CD network-access method.
token ringA LAN architecture featuring a ring topology and a token-passing network access method.
Data Link layerThe second layer of the OSI model.
Media Access Control sublayerA sublayer of OSI's Data Link layer that is responsible for the interface with the network adapter.
Logical Link Control sublayerA sublayer of OSI's Data Link layer that is responsible for error checking and managing links between devices on the subnet.
Physical layerThe first OSI layer, responsible for translating the data frame into a bitstream suitable for the transmission medium.
network architectureA complete specification for a physical network, including specifications for access method, data frame, and network cabling.
access methodA procedure for regulating access to the transmission medium.
data frameA package of data transmitted over an ethernet network.
physical addressA permanent network address, burned into the adapter card by the manufacturer, that is used to deliver data across the physical network.
preambleA series of bits marking the beginning of a data frame transmission.
CRC (Cyclical Redundancy Check)A checksum calculation used to verify the contents of a data frame.
CSMA/CDThe network access method used by ethernet.
token passingThe network access method used by token ring.
FDDIA token passing network architecture using fiber-optic cable.