Answer the following questions: 1. What does it mean that packet 1 is "delivered"? 2. Why is packet 3 discarded? 3. When does the transmission window SLIDE over in this example? 4. What are the Sequence Numbers of the new packets that are transmitted when the window slides? 5. After the timeout, why does the sender transmit packets with Sequence Numbers 2,3,4 and 5? 6. Once the ACKs are received for the retransmitted packets, what is the Sequence Number of the very next packet that the Sender can transmit? 1. What does it mean that packet 1 is "delivered" ? 2. Why is packet 3 discarded? 3. When does the transmission window SLIDE over in this example? 4. What are the Sequence Numbers of the new packets that are transmitted when the window slides? 5. After the timeout, why does the sender transmit packets with Sequence Numbers 2,3,4 and 5? 6. Once the ACKs are received for the retransmitted packets, what is the Sequence Number of the very next packet that the Sender can transmit? 2. TCP ACKs How does the TCP ACK differ from the GoBackN ACK? 3. TCP Header How many bits across