NSE 7 — Enterprise Firewall — Question 45

Which three conditions are required for two FortiGate devices to form an OSPF adjacency? (Choose three.)

Answer options

• A. OSPF interface network types match.
• B. OSPF interface priority settings are unique.
• C. OSPF router IDs are unique.
• D. OSPF link costs match.
• E. Authentication settings match.

Correct answer: A, C, E

Explanation

The correct answer includes OSPF interface network types matching (A), unique router IDs (C), and matching authentication settings (E) as essential for adjacency formation. Unique interface priority settings (B) and matching link costs (D) are not required for OSPF adjacency, making them incorrect choices.