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300-510 · Question #237
300-510 Question #237: Real Exam Question with Answer & Explanation
The correct answer is D: Configure fast-reroute per-prefix enable prefix-priority low under the global OSPF configuration.. See the full explanation below for the reasoning.
High Availability and Security
Question
Refer to the exhibit. A network engineer must optimize link failures on the OSPF routing domain. The solution must follow RFC 5286, and downtime must be no more than 50 ms. All known subnets on R1 must be protected. Which solution must the engineer implement on R1?
Options
- AConfigure ip ospf frr per-prefix candidate enable high under the interface configuration
- BConfigure frr per-prefix enable priority high under the global OSPF configuration.
- CConfigure ip ospf fast-reroute per-prefix candidate enable under the interface configuration.
- DConfigure fast-reroute per-prefix enable prefix-priority low under the global OSPF configuration.
Topics
#OSPF Fast Reroute#Loop-Free Alternate (LFA)#Network Resilience#Sub-50ms Convergence
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