October 2005
Intermediate to advanced
936 pages
28h 42m
English
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Appendix D. Answers to Review Questions
Chapter 1
1 The five layers of the TCP/IP protocol suite are the following:
• Physical layer
• Data-link layer
• Internet (or IP) layer
• Host-to-host layer
• Application layer
The physical layer contains the protocols of the physical medium.
The data link layer contains the protocols that control the physical layer: how the medium is accessed and shared, how devices on the medium are identified, and how data is framed before being transmitted on the medium.
The internet layer contains the protocols that define the logical grouping of data links into a network and the communication across that network.
The host-to-host layer contains the protocols that define and control the logical, end-to-end paths across ...
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