What does the RIP holddown timer do?
- ensures an invalid route has a metric of 15
- prevents a router from sending any updates after it has introduced a routing loop into the network
- ensures every new route is valid before sending an update
- instructs routers to ignore updates, for a specified time or event, about possible inaccessible routes
Exam with this question: CCNA Exploration 2: ERouting Chapter 4 Exam Answers
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