CS 101 - Lab05 Worksheet

Name:


1. What is the IP address and average ping time for the JMU and UST servers?
Why is UST's average ping time so much longer?




2. Compare how many hosts receive your packets when connecting to JMU and UST.
For UST, at what point do the packets cross the ocean?  How can you tell?




3. What is the URL of the first request? (Hint: You'll need to expand the
"Hypertext Transfer Protocol" section of a certain packet.)




4. Why is there a DNS lookup after the HTTP request?  What is the web browser
tyring to download?




5. What is the length of the smallest and largest packets in this trace?




6. In https.cap, what do the "Application Data" packets represent?




7. How many HTTP requests were made to load the page?  How many of them were
for HTML pages?




8. What is the id of the outermost <div> containing the menu bar?




9. What else gets deleted if you delete the menu bar?