Question: Understand the concepts behind fast retransmit, and be able to solve problems. Example: suppose the sender sends 6 packets each of size 100. Suppose the

Understand the concepts behind fast retransmit, and be able to solve problems.

Example: suppose the sender sends 6 packets each of size 100. Suppose the initial

5 sequence number of the sender is 300. Also, suppose packet 3 is lost. All other packets

and ACKs arrive successfully. What ACK numbers will the sender receive? When will

the sender perform fast retransmit?

Is the ACK received 400?

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