Identifying ARP Poisoning via Command Output
Short answer
A ARP poisoning is occurring as indicated by multiple IP addresses mapping to a single MAC address in the ARP table.
Question
Key Takeaways
The exam tests recognition of ARP poisoning symptoms; the trap is confusing it with general connectivity issues or other layer 2 attacks without verifying the specific ARP table anomalies.
This question tests the ability to identify ARP poisoning by analyzing command-line output for duplicate MAC addresses associated with different IP addresses. The correct answer is determined by spotting these inconsistencies in the ARP table.
Common mistake: Users often select 'On-path attack' (B) because ARP poisoning facilitates such attacks, but they fail to distinguish between the specific mechanism (ARP spoofing) and the broader result. Others might choose 'IP address conflicts' (D) due to connectivity issues, missing the malicious intent indicated by the MAC/IP mismatch.
Expert Analysis
Why the Answer Is Correct
The command output (implied by the context and comments) shows an ARP table where multiple IP addresses map to the same MAC address. For instance, comments note that 192.168.1.8 and 192.168.1.6 share a MAC. This is the hallmark of ARP poisoning (or ARP spoofing), where an attacker sends falsified ARP messages to link their MAC address with the victim's IP address, allowing them to intercept traffic.
Why the Other Options Are Wrong
On-path attack (B) is a result of ARP poisoning but not the specific mechanism described by the ARP table entries. URL redirection (C) is a layer 7 attack involving DNS or HTTP manipulation, unrelated to ARP tables. IP address conflicts (D) typically involve two devices claiming the same IP with different MACs, or network stack errors, not one MAC answering for multiple IPs maliciously.
Community Comment Notes
Community consensus strongly supports ARP poisoning. One user noted, "192.168.1.8 & 192.168.1.6 both map to the same MAC address..that is no bueno." Another explained that false ARP messages allow interception. The votes overwhelmingly favor A, confirming this interpretation.
Exam Strategy
When reviewing ARP table outputs in security exams, always look for mismatches between IP and MAC addresses. If one MAC address appears against multiple distinct IP addresses, it is almost certainly ARP poisoning/spoofing.
Frequently Asked Questions
How does ARP poisoning cause intermittent connectivity?
What is the difference between ARP poisoning and IP conflict?
Community Votes
100% of anonymous learners picked answer A. Votes are pick records left by other test-takers — they are not the verified answer.
Discussion 4 contributions
Compiled from public community threads and reader submissions, lightly edited for clarity. Handles and vote tallies are shown as recorded, and comments reflect the views of individual contributors.
From public community threads 4
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johnabayot 👍 6 Answered AThe best answer is A. ARP poisoning. This is a type of attack where an attacker sends false ARP messages to a network to associate their own MAC address with the IP addresses of other devices. This allolws the attacker to intercept, modify, or block the network traffic intended for those devices. The command output shows the same MAC address is associated with multiple IP addresses on the network, which is a sign of ARP poisoning. The attacker is likely using the this techinque to perform a man-in-the-middle attack and disrupt the network connectivity of the users.
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Hs1208 👍 6 Answered AA. ARP poisoning The provided command output shows ARP (Address Resolution Protocol) entries, and the irregularities in the entries, such as mismatched MAC addresses and incomplete entries, suggest the occurrence of ARP poisoning
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MortG7 👍 3ARP poisoning.. 192.168.1.8 & 192.168.1.6 both map to the same MAC address..that is no bueno.
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shady23 👍 1 Answered AA. ARP poisoning
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