EXERCISES:
1. Do the following:
• Download Wireshark.
• Start Wireshark.
• Turn on Wireshark capture.
• Type a URL in your browser window (not Wikipedia.org).
• After a few seconds, stop the capture.
• Answer the following questions:
1. What URL did you use? What was the IP address of the webserver?
2. Find the frame in which your PC sent the SYN packet. List the source and destination IP address, the source and destination port numbers, and the header checksum.
3. Select the SYN/ACK packet. List the source and destination IP address, source and destination port numbers, and the header checksum.
4. Select the packet that acknowledges the SYN/ACK segment. List the source and destination IP address, the source and destination port numbers, and the header checksum.
5. Change the options so that only packets you send are recorded. Do a capture. Click on the window containing Wireshark and hit Alt-Enter. This captures the window to your clipboard.