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Note for Data Communications - DC by Vineeta Upmanyu

  • Data Communications - DC
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  • Computer Science Engineering
  • B.Tech
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Note for Data Communications - DC by Vineeta Upmanyu

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Chapter 13 Wired LANs: Ethernet 13.1 Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.

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13-1 IEEE STANDARDS In 1985, the Computer Society of the IEEE started a project, called Project 802, to set standards to enable intercommunication among equipment from a variety of manufacturers. Project 802 is a way of specifying functions of the physical layer and the data link layer of major LAN protocols. Topics discussed in this section: Data Link Layer Physical Layer 13.2

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Figure 13.1 IEEE standard for LANs 13.3

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Figure 13.2 HDLC frame compared with LLC and MAC frames 13.4

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