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Palo Alto Next-Generation Firewall Engineer Exam Materials - Question #22 Discussion

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Which networking technology can be configured on Layer 3 interfaces but not on Layer 2 interfaces? (Choose one answer)

  • A. DDNS
  • B. Link Duplex
  • C. NetFlow
  • D. LLDP
Correct Answer: A

Brave-Dump Community Votes

Answer: C (1 vote) 50%
Answer: A (1 vote) 50%

Community Explanations & Comments (2)

Ansar Ahmad Bariz 7 months ago
Selected: C
It has to be C
Mohammad Shadab Ansari 6 months ago
Selected: A
**Explaination: Dynamic DNS (DDNS) requires IP address configuration and is exclusive to Layer 3 interfaces on Palo Alto firewalls, as it dynamically updates DNS records for routable IPs.
Link Duplex, Neflow and LLDP are available in both L2 and L3 interfaces.