What happens when two link-state routers stop receiving hello packets from neighbors?
- They create a default route to the adjacent router.
- They continue to operate as normal and are able to exchange packets.
- They consider the neighbor to be unreachable and the adjacency is broken.
- They will flood their database tables to each other.
Explanation: Hello packets serve a keepalive function to monitor the state of an adjacent router.
Exam with this question: CCNA 3 (v5.0.3 + v6.0) Chapter 5 Exam Answers