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The Cisco CCIE Security Written Exam (400-251) version 5.0 is a two-hour test with 90–110 questions that validates professionals who have the expertise to describe, design, implement, operate, and troubleshoot complex security technologies and solutions. Candidates must understand the network security requirements, how different components interoperate, and translate this knowledge into working device configurations. The exam is closed book and no outside reference materials are allowed.
The following topics are general guidelines for the content likely to be included on the exam. However, other related topics may also appear on any specific delivery of the exam. In order to better reflect the contents of the exam and for clarity purposes, the guidelines below may change at any time without notice.
Why You Need to Prepare Your Cisco 400-251 Exam With Testmayor 400-251Practice Test Are you looking for an authentic and updated exam preparation material for your Cisco 400-251 exam? Just try Testmayor Cisco 400-251 Practice Test Questions. By preparing these 400-251 Practice Test and 400-251 Practice Test Questions Answers, you would not require any other resource for preparation. You can obtain 400-251 Exam Questions in PDF as well as in exam engine format also. Get free Cisco 400-251 Practice Exam demo to check the quality and correctness of our 400- 251 Practice Questions.
Cisco 400-251 Practice Test Question# 1 Which two statements about SCEP are true? (Choose two) A. CA servers must support GetCACaps response messages in order to implement extended functionality B. The GetCRL exchange is signed and encrypted only in the response direction. C. It is vulnerable to downgrade attacks on its cryptographic capabilities D. The GetCert exchange is signed and encrypted only in the response direction. E. The GetCACaps response message supports DES encryption and the SHA-128 hashing algorithm. Answer: A, C
Cisco 400-251 Practice Test Question# 2 Which two events can cause a failover event on an active/standby setup? (Choose two.) A. The active unit experiences interface failure above the threshold. B. The unit that was previously active recovers. C. The stateful failover link fails. D. The failover link fails. E. The active unit fails Answer: A, E
Cisco 400-251 Practice Test Question# 3 Which two statements about the MACsec security protocol are true? (choose two.) A. Stations broadcast an MKA heartbeat that contains the key server priority B. The SAK is secured by 128 bit AES-GCM by default C. When switch-to-switch link security is configured in manual mode, the SAP operation mode must be set to GCM D. MACsec is not supported in MDA mode. E. MKA heartbeats are sent at a default interval of 3 seconds. Answer: A, B
Cisco 400-251 Practice Test Question# 4 Which two options are benefits of network summarization? (Choose two.) A. It can summarize discontiguous IP addresses. B. It can easily be added to existing networks C. it can increase the convergence of the network D. It reduces the number of routes E. It prevents unnecessary routing updates at the summarization boundary if one of the routes in the summary is unstable. Answer: D, E