2017 June Cisco Official New Released 400-251 Dumps in Lead2pass.com!

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Following questions and answers are all new published by Cisco Official Exam Center: http://www.lead2pass.com/400-251.html

QUESTION 422
Which three statements about Dynamic ARP inspection on Cisco switches are true? (Choose three)

A.    The trusted database can be manually configured using the CLI
B.    Dynamic ARP inspection is supported only on access ports
C.    Dynamic ARP inspection does not perform ingress security checking
D.    DHCP snooping is used to dynamically build the trusted database
E.    Dynamic ARP inspection checks ARP packets against the trusted database
F.    Dynamic ARP inspection checks ARP packets on trusted and untrusted ports

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2017 March Cisco Official New Released 400-251 Dumps in Lead2pass.com!

100% Free Download! 100% Pass Guaranteed!

Test your preparation for Cisco 400-251 with these actual 400-251 new questions below. Exam questions are a sure method to validate one’s preparation for actual certification exam.

Following questions and answers are all new published by Cisco Official Exam Center: http://www.lead2pass.com/400-251.html

QUESTION 337
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.

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