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traceRoute tcpDump - Quiz

Traceroute and tcpdump

Each question is worth one point. Select the best answer or answers for each question.

1. You are administering an SMTP server. You suspect that a break has occurred between you and your DNS server. You do not know the exact location of the failure, but you want identify it quickly. Of the choices given below, which TCP/IP utility would you choose?
Please select the best answer.
  A. netstat
  B. ping
  C. traceroute
  D. nslookup

2. What is the purpose of tcpdump?
Please select all the correct answers.
  A. To locate failures occurring outside your network
  B. To read all network traffic on a particular network segment
  C. To help put an ethernet device into a promiscuous mode
  D. To restart name service in the event of a network failure

3. What is needed for an ethernet interface to send all network traffic up to the protocol stack?
Please select the best answer.
  A. It needs to be placed in promiscuous mode using tcpdump.
  B. It needs to be pinged to see if a remote machine is alive.
  C. It needs to be placed in promiscuous mode using tcpdump with root permissions.
  D. It needs to have traceroute run to follow packets through the network.