Key Terms

Review the following list of key terms:

  • Access method— A procedure for regulating access to the transmission medium.

  • CRC (Cyclical Redundancy Check)— A checksum calculation used to verify the contents of a data frame.

  • CSMA/CD— The network access method used by ethernet.

  • Data frame— A package of data transmitted over an ethernet network.

  • Data Link layer— The second layer of the OSI model.

  • Ethernet— A very popular LAN architecture, using the CSMA/CD networkaccess method.

  • Logical Link Control sublayer— A sublayer of OSI’s Data Link layer that is responsible for error checking and managing links between devices on the subnet.

  • Media Access Control sublayer— A sublayer of OSI’s Data Link layer that is responsible for the interface with the network ...

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