JNCIS-SP: Juniper Networks Certified Specialist – Service Provider Routing (2023) — Question 16

What are three well-known mandatory BGP attributes? (Choose three.)

Answer options

• A. MED
• B. origin
• C. community
• D. AS path
• E. next hop

Correct answer: B, D, E

Explanation

The correct answers are B (origin), D (AS path), and E (next hop), as these attributes are essential for BGP path selection and are always present in BGP updates. MED is optional and used for influencing the route preference between different autonomous systems, while community is a non-mandatory attribute used for tagging routes.