Which Monitoring Method Inspects Data Contents Between Secure and Company Networks?
A network security administrator needs to monitor the contents of data sent between a secure network and the rest of the company. Which of the following monitoring methods will accomplish this task?
Community Votes
100% of anonymous learners picked answer A. Votes are pick records left by other test-takers — they are not the verified answer.
Community Insight
The question tests knowledge of network traffic monitoring techniques and specifically requires content-level inspection, which only port mirroring can provide; flow data, syslog, and SNMP provide metadata or device status, not payload contents.
Port mirroring is the correct method to inspect actual data content flowing between a secure network and the rest of the company. Community consensus confirms option A as the answer because it duplicates traffic to a monitoring device for deep packet inspection.
Choosing flow data (B) is a common mistake because administrators might think it captures traffic details, but flow data only summarizes metadata like IPs and ports, not the actual data content.
Community Discussion (3 comments)
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Expert Analysis
Why the Answer Is Correct
Port mirroring copies or duplicates traffic from one or more switch ports to a monitoring port where a network analyzer, IPS, or other packet capture device can inspect full packet contents. This allows the administrator to see the actual data sent between the secure network and the rest of the company, exactly as required by the question. Comments from users [1] and [2] explicitly confirm this capability.Why the Other Options Are Wrong
Flow data (B) provides aggregated metadata about flows, such as source/destination IPs and ports, but does not capture the packet payload or data contents. Syslog entries (C) are system event logs from network devices and contain no user data payload. SNMP traps (D) are asynchronous alerts used for network management and monitoring device health, not for inspecting traffic data. None of these tools can monitor the contents of data packets.Community Comment Notes
All comments agree on answer A, with user [1] explaining that port mirroring duplicates traffic to a monitoring device for analysis. User [2] describes it as mirroring data from all physical ports to a single port for inspecting packets coming to or from specific computers. No dissenting views or additional pitfalls were raised in the comments, reinforcing the straightforward nature of this question.Official Reference
Exam Strategy
When the question mentions 'monitor the contents of data', remember that only methods capable of deep packet inspection will work. Look for keywords like 'contents' or 'packets' and immediately favor port mirroring over flow-based or management protocols that only summarize or alert.
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