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Computer Networking : A Top-Down Approach

Computer Networking : A Top-down Approach

Authors: James F. Kurose, Keith W. Ross
ISBN: 9780132856201
Edition: 6
Chapter: Transport Layer
Exercise: Review
Question: 13

 

Question

Repeat R12, but now with the Selective Repeat Java applet. How are Selective Repeat and Go-Back-N different?

Answer

Selective Repeat java applet protocol:

  • If sender sent more than one packet, it reaches the destionation might be one packet is killed and other packets stored in buffer at end receiver.
  • The receiver  send  acknowldgement to sender, but the sender does not receiver acknowldgement.

Go-Bank-N protocol:

  • If sender sent more than one packet, it reaches the destionation might be one packet is killed and other packets reached destination without buffering.
  • The receiver  does not send  acknowldgement to sender, but the sender receive acknowldgement.
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