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4A0-100 · Question #142
4A0-100 Question #142: Real Exam Question with Answer & Explanation
The correct answer is B. ARP request, ARP reply, ICMP echo request, ICMP echo reply. See the full explanation below for the reasoning.
Question
Which answer reflects the correct message sequence used when a source attempts to ping a destination for which it has no Address Resolution Protocol (ARP) cache entry?
Options
- AICMP echo request, ARP request, ARP reply, ICMP echo reply
- BARP request, ARP reply, ICMP echo request, ICMP echo reply
- CICMP echo request, ICMP echo reply, ARP request, ARP reply
- DICMP echo request. ARP reply, ARP request, ICMP echo reply
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