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Best Cisco CCIE Service Provider 400-201 Dumps Exam Practice Questions And Answers (Q1-Q25)
QUESTION 1
A network engineer is responsible for implementing a solution with Cisco IOS XR Software that ensures continuous forwarding during a control plane failure. Which two technologies should the engineer consider? (Choose two.)
A. IP FRR
B. NSR
C. graceful restart
D. BFD
E. TE FRR
Correct Answer: BC
QUESTION 2
The Attribute field within the IS-IS LSP header contains which of the following flags? (Choose four)
A. IS-Type
B. Overload (LSPDBOL)
C. Pseudonode (PN)
D. Attached (ATT)
E. Fragment (Frag-Nr)
F. Partition (P)
Correct Answer: ABDF
QUESTION 3
One ISP has hundreds of routers that run IS-IS, you want to redesign the network to improve performance and convergence, which are correct ways? (Choose two)
A. Bidirectional forwarding failure detection
B. tuning of SPF PRC and LSP…….exp backoff timers C. IS-IS fast flooding of LSPs
C. IP Event Dampending
D. tuning of IS-IS hello parameters
Correct Answer: BC
QUESTION 4
Refer to the exhibit.