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F5 BIG-IP LTM Specialist: Maintain and Troubleshoot (301b) Exam Materials - Question #65 Discussion

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A user is having trouble transferring a file to a FTP virtual server on the LTM device. Other users are able to transfer files successfully. The requirements for the data capture are as shown: Capture only FTP traffic Capture only the client data (client IP is 10.10.10.50) Export the data to a file for later analysis by both you and the client The file needs to be able to be opened in a text editor Which command should be used to meet the requirements? (Choose one answer)

  • A. tcpdump -i 0.0:0 -nn host 10.10.10.50 and port 21 -w /var/tmp/capture.pcap
  • B. tcpdump -i 0.0:0 -nn host 10.10.10.50 and port 21 > /var/tmp/capture.pcap
  • C. tcpdump -i 0.0:0 -nn host 10.10.10.50 and port 21 -w /var/tmp/capture.ocap
  • D. tcpdump -i 0.0:0 -nn host 10.10.10.50 and port 21 > /var/tmp/capture.pcapng
Correct Answer: A

Brave-Dump Community Votes

Answer: B (1 vote) 100%

Community Explanations & Comments (1)

Anonymous User 11 hours ago
Selected: B
> redirects tcpdump's normal, human-readable output to a file.
-w writes a binary packet capture that is intended for Wireshark or similar tools, not direct reading in a text editor.