JNCIS-ENT: Juniper Networks Certified Specialist – Enterprise Routing and Switching (2025) — Question 4

What are three valid BGP message types? (Choose three.)

Answer options

• A. refresh
• B. hello
• C. database descriptor
• D. keepalive
• E. update

Correct answer: A, D, E

Explanation

The valid BGP message types include refresh, keepalive, and update. The refresh message is used to request the re-advertisement of routes, keepalive messages maintain the session, and update messages carry routing information. However, hello and database descriptor are not standard BGP message types.