Information

Author(s) Olivier Bonaventure
Deadline No deadline
Submission limit No limitation
Category tags http

Tags

Sign in

Analysis of an HTTP packet trace


Question 1: A simple HTTP trace

Network engineers often need to capture the packets that are exchanged over a network to debug various types of problems. Here is a simple packet trace

Open this packet trace in wireshark or use tcpdump on the command line determine which of the affirmations below are correct.

Question 2: The HTTP trace

0000  af72005014178133  00000000a0007210  
0010  88c20000                            

0000  ¯r.P...3......r.
0010  .Â..            
  • Transmission Control Protocol, Src Port: 44914, Dst Port: 80, Seq: 0, Len: 0
    • Source Port: 44914
      • Destination Port: 80
        • TCP Segment Len: 0
          • Sequence number: 0 (relative sequence number)
            • Acknowledgment number: 0
              • 1010 .... = Header Length: 40 bytes (10)
                • Window size value: 29200
                  • Calculated window size: 29200
                    • Checksum: 0x88c2 [unverified]
                      • Urgent pointer: 0