200-201 Network Intrusion Analysis Practice Question
An analyst is investigating a PCAP file and wants to reconstruct a conversation between two hosts. Which Wireshark filter would be most appropriate to follow the entire TCP stream?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
tcp.stream eq 0
The 'tcp.stream' filter allows the analyst to follow and reconstruct the full TCP conversation.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
tcp.stream eq 0
Why this is correct
Correct. tcp.stream reconstructs the TCP stream.
- ✗
dns.qry.name
Why it's wrong here
dns.qry.name filters DNS queries.
- ✗
ip.addr == 10.0.0.1
Why it's wrong here
ip.addr filters by IP address but does not reconstruct stream.
- ✗
http.request
Why it's wrong here
http.request filters only HTTP requests, not full conversation.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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