1. 7

2. 7 Chapter 13 Transmission Control Protocol (TCP) Retransmission and Time-Out

3. Retransmission Time-Out and Round-Trip Time

5. The RTO should be neither too large nor too small to prevent the following behaviors: Retransmission Time-Out and Round-Trip Time

6. Congestion Collapse Retransmission Time-Out and Round-Trip Time

7. Retransmission Behavior

8. Retransmission Behavior for New Connections Retransmission Behavior

9. Dead Gateway Detection Retransmission Behavior

10. When the router at 10.0.0.1 fails, dead gateway detection uses the following process to change the default route to use the next-hop IP address of 10.0.0.2: Retransmission Behavior

11. Forward RTO-Recovery Retransmission Behavior

12. Using the Selective Acknowledgment (SACK) TCP Option Retransmission Behavior

13. Using SACKs to Indicate Duplicate Received Packets Retransmission Behavior

14. Calculating the RTO

17. Using the TCP Timestamps Option

18. TCP Timestamps

25. Karns Algorithm TCP Timestamps

27. Karns Algorithm and the Timestamps Option TCP Timestamps

28. Fast Retransmit and Fast Recovery

32. Fast Recovery Fast Retransmit and Fast Recovery

33. SACK-based Loss Recovery Fast Retransmit and Fast Recovery

34. New Reno Support for Fast Recovery Fast Retransmit and Fast Recovery

35. Summary