Chapter 5

Question 1

Which of the following utilities is used to confirm low level IP connectivity between two machines?

Answer 1

ping

Question 2

Which of the following utilities is used to perform DNS hostname resolutions directly?

Answer 2

host

Question 3

Which of the following utilities is used to trace a packet’s path as it traverses from IP network to IP network on its way to a destination?

Answer 3

traceroute

Question 4

Which of the following command lines would capture transactions between a web browser and a web server using the HTTP protocol (with a well known port 80), but only transactions to a webserver at port 80, and record the transactions in the file http.capture (in binary format)?

Answer 4

tcpdump -w http.capture -s 1600 port 80

Question 5

Which of the following utilities can be used to analyze entire transactions between network clients and servers?

Answer 5

wireshark