CCIE Enterprise Infrastructure
Domain 1Objective 4
OSPF (v2 and V3) CCIE-ENTERPRISE-INFRASTRUCTURE Practice Questions (Page 4)
Part of the Network Infrastructure domain, which accounts for 30% of the CCIE-ENTERPRISE-INFRASTRUCTURE exam. Cisco does not publish an official question count, but from its 120-minute exam (~50–80 total, ~15–24 in this domain), expect 3–4 from this objective — we provide 21 practice questions to prepare you well beyond it. (estimate)
21questions here
5free pages
15concepts
30%of the exam
Questions 16–20
- 16
A company has a remote site that only needs to reach the corporate network via a default route. The site has no external connections and does not need to receive external routes. To reduce router resource usage and LSA flooding, which OSPF area type should be configured at the remote site?
Select an answer first - 17
An OSPF router receives multiple routes to the same destination: an intra-area route with cost 20, an inter-area route with cost 15, and an external Type 2 route with cost 10. Which route will be installed in the routing table?
Select an answer first - 18
A large OSPF network has many subnets in area 1 that are advertised into area 0. The network is experiencing high LSA flooding and CPU usage on the ABR. The engineer wants to reduce the number of LSAs and improve stability. What should be configured on the ABR?
Select an answer first - 19
During a network event, an OSPF router receives a large number of LSA updates. The engineer notices that the router's CPU usage spikes and SPF calculations are triggered repeatedly. To mitigate this, which OSPF feature should be enabled to delay LSA flooding and SPF recalculation?
Select an answer first - 20
A network engineer wants to improve OSPF convergence time on a critical link between two routers. The link is stable, but the engineer wants to detect failures as quickly as possible. Which feature should be enabled to provide sub-second failure detection?
Select an answer first
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