Which of the following design solutions accomplishes these requirements?

Refer to the exhibit.

You must ensure that both A and core B devices have only the minimum information required for reaching the spoke routers, yet maintain full reachability during network failures.

Which of the following design solutions accomplishes these requirements?
A . Implement PfR enhancements on hubs A and B
B . Implement ODR for hub-to-spoke routing.
C . route summarization, with GRE tunnel on hubs A and B
D . route summarization, with specific route leaking on hubs A and B

View Answer

Answer: C