JNCIS-ENT: Juniper Networks Certified Specialist – Enterprise Routing and Switching (2024) — Question 22

Which two statements are true about high availability on Junos devices? (Choose two.)

Answer options

• A. BFD is faster at detecting failures than default GRE or OSPF timers.
• B. BFD is slower at detecting failures than default GRE or OSPF timers.
• C. NSR is dependent on helper routers to assist the routing platform in restoring routing protocol information.
• D. NSR is independent on helper routers to assist the routing platform in restoring routing protocol information.

Correct answer: A, D

Explanation

Answer A is correct because BFD is designed to detect failures more rapidly than the default timers used by GRE or OSPF. Answer D is also correct, as NSR functions without requiring assistance from helper routers to restore routing protocol information, contrary to the statements made in options B and C.