JN0-351 · Question #33
You are receiving multiple BGP routes from an upstream neighbor and only want to advertise a single summarized prefix to your internal OSPF neighbors. This route should only be advertised when you…
The correct answer is C. generate route. Both aggregate and generated routes would work, but the best choice is generated routes. One key difference: With aggregated routes any prefix in the routing table counts as a contributing route. With generated routes only prefix with a valid next-hop qualifies.
Question
You are receiving multiple BGP routes from an upstream neighbor and only want to advertise a single summarized prefix to your internal OSPF neighbors. This route should only be advertised when you are receiving these BGP routes from this neighbor. In this scenario, which type of route should you create?
Options
- Aaggregate route
- Bstatic route using the resolve feature
- Cgenerate route
- Dstatic route using qualified next hops
How the community answered
(26 responses)- A4% (1)
- B15% (4)
- C73% (19)
- D8% (2)
Explanation
Both aggregate and generated routes would work, but the best choice is generated routes. One key difference: With aggregated routes any prefix in the routing table counts as a contributing route. With generated routes only prefix with a valid next-hop qualifies.
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