Making magic with the network stack
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  1. This folder contains detail for Test_Case1.
  2. The values for the header fields are:
  3. Verison = 4, to indicate IPv4 version is used.
  4. IHL = 5, which indicates 20 bytes.
  5. Type of Service = 0,
  6. Total Window size = 40, which is 28 in hex. The total windows size contains the total lenght of IP header plus data.
  7. Identification = 0001,
  8. Flags = All flags are set to zero,
  9. Fragment Offset = For now, there is no fragment offset so, this value is set to 0.
  10. Source IP = 200.204.10.12, which is c8cc 0a0c in hex
  11. Destination IP = 200.204.10.14, which is c8cc 0a0e in hex
  12. Source Port = 1234, which is 04D2 in hex,
  13. Destination Port = 4444, which is 115c in hex.
  14. For the SYN packet, the SYN Flag in the header has a value of 1.
  15. For the SYN+ACK packet, the SYN and ACK flags in the header have a value of 1.
  16. For the ACK packet, the ACK flag in the header has a value of 1.
  17. For the FIN packet, the FIN flag in the header has a value of 1.
  18. For the FIN+ACK packet, the FIN and ACK flags in the header have a value of 1.