Cisco
350-060 · Question #92
On the Cisco IOS XR router, you have noticed lately that OSPF adjacency on one interface is flapping occasionally; three flaps in the last 5 hours. The log in each of the three flap cases has an…
The correct answer is A. The CPU on the adjacent router is pegged at 100%. See the full explanation below for the reasoning.
Question
On the Cisco IOS XR router, you have noticed lately that OSPF adjacency on one interface is flapping occasionally; three flaps in the last 5 hours. The log in each of the three flap cases has an error message showing that the OSPF state changed from EXCHANGE to DOWN with the description "Neighbor Down: dead timer expired." What is the most likely cause for this problem?
Options
- AThe CPU on the adjacent router is pegged at 100%.
- BThe RP CPU on the Cisco IOS XR router is pegged at 100%.
- CThe adjacent router is sending corrupted OSPF packets.
- DThere is a routing loop between the Cisco IOS XR router and the adjacent router.
- EThe link between the Cisco IOS XR and the adjacent router is severely degraded.
How the community answered
(38 responses)- A74% (28)
- B8% (3)
- C13% (5)
- D3% (1)
- E3% (1)
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