Cisco
400-007 · Question #52
400-007 Question #52: Real Exam Question with Answer & Explanation
The correct answer is A: IS-IS. BFD accelerates failure detection by pairing with routing protocols that have native BFD support; RIP lacks BFD integration in Cisco IOS implementations.
Question
You are designing a network for a branch office. In order to improve convergence time, you are required to use the BFD feature. Which four routing protocols can you use to facilitate this? (Choose four.)
Options
- AIS-IS
- Bstatic
- CRIP
- DEIGRP
- EBGP
Explanation
BFD accelerates failure detection by pairing with routing protocols that have native BFD support; RIP lacks BFD integration in Cisco IOS implementations.
Common mistakes.
- C. Cisco IOS does not support BFD integration with RIP, making RIP unable to use BFD for improved convergence.
Concept tested. BFD support across routing protocols
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