You will need network.pcap to answer a question.
Traceroute to www.northwestern.edu. When you attempt to do so, the traceroute program should attempt to reach nuinfo-test.itms.northwestern.edu at 126.96.36.199. What is the IP address at the hop immediately before that destination? Note, it is NOT evdc-1-po246.northwestern.edu or evdc-2-po247.northwestern.edu.
tdc.iorc.depaul.edu runs a DNS service. What is its serial value? Hint, it starts with a '2' and ends in a '0'.
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