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Authors:
James F. Kurose, Keith W. Ross
Chapter:
The Link Layer: Links,access Networks, And Lans
Exercise:
Review
Question:3 | ISBN:9780132856201 | Edition: 6

Question

What are some of the possible services that a link-layer protocol can offer to the network layer? Which of these link-layer services have corresponding services in IP? In TCP?

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Answer

The below are some of the possible services that a link-layer protocol that offer to the network:

  • Link access
  • Reliable delivery
  • Framing
  • Error detection and correction

The above 4 link-layer services(Link access, Reliable delivery, Framing, and Error dection and correction) have corresponding services in TCP(Transfer control protocol).

The  below 3 link layer services that  have corresponding to the services of IP are as follows:

  • Link access
  • Framing
  • Error detection and correction
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