350-601 Security Practice Question
Which Nexus security feature validates ARP packets to prevent ARP spoofing attacks?
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
✓
Dynamic ARP Inspection
Dynamic ARP Inspection (DAI) intercepts and validates ARP packets based on DHCP snooping bindings.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Dynamic ARP Inspection
Why this is correct
DAI validates ARP packets to prevent spoofing.
- ✗
Port Security
Why it's wrong here
Port Security limits MAC addresses, not ARP validation.
- ✗
IP Source Guard
Why it's wrong here
IP Source Guard filters IP traffic, not ARP.
- ✗
DHCP Snooping
Why it's wrong here
DHCP snooping deals with DHCP messages, not ARP.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 350-601 practice question is part of Courseiva's free Cisco certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the 350-601 exam.