400-251 Dumps

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QUESTION 276
Refer to the exhibit. Which effect of this command is true?

A.    The current public key of the router is deleted from the cache when the router reboots, and the router generates a new one.
B.    The CA revokes the public key certificate of the router.
C.    The public key of the remote peer is deleted from the router cache.
D.    The router immediately deletes its current public key from the cache and generates a new one.
E.    The router sends a request to the CA to delete the router certificate from its configuration.

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QUESTION 251
Which three Cisco attributes for LDAP authorization are supported on the ASA? (Choose three)

A.    L2TP-Encryption
B.    Web-VPN-ACL-Filters
C.    IPsec-Client-Firewall-Filter-Name
D.    Authenticated-User-Idle-Timeout
E.    IPsec-Default-Domain
F.    Authorization-Type

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QUESTION 226
What are the two technologies that support AFT? (Choose two)

A.    NAT-PT
B.    SNAT
C.    NAT64
D.    DNAT
E.    NAT-PMP
F.    NAT-6to4

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QUESTION 201
Which two statements about DTLS are true?(Choose two)

A.    It uses two simultaneous IPSec tunnels to carry traffic.
B.    If DPD is enabled, DTLS can fall back to a TLS connection.
C.    Because it requires two tunnels, it may experience more latency issues than SSL connections.
D.    If DTLS is disabled on an interface, then SSL VPN connections must use SSL/TLS tunnels.
E.    It is disabled by default if you enable SSL VPN on the interface.

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QUESTION 176
What are the three response types for SCEP enrollment requests? (Choose three.)

A.    PKCS#7
B.    Reject
C.     Pending
D.    PKCS#10
E.    Success
F.    Renewal

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QUESTION 151
Which two statements about the SHA-1 algorithm are true? (Choose two)

A.    The SHA-1 algorithm is considered secure because it always produces a unique hash for the same message.
B.    The SHA-1 algorithm takes input message of any length and produces 160-bit hash output.
C.    The SHA-1 algorithm is considered secure because it is possible to find a message from its hash.
D.    The purpose of the SHA-1 algorithm is to provide data confidentiality.
E.    The purpose of the SHA-1 algorithm is to provide data authenticity.

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QUESTION 126
Which Three statement about cisco IPS manager express are true? (Choose three)

A.    It provides a customizable view of events statistics.
B.    It Can provision policies based on risk rating.
C.    It Can provision policies based on signatures.
D.    It Can provision policies based on IP addresses and ports.
E.    It uses vulnerability-focused signature to protect against zero-day attacks.
F.    It supports up to 10 sensors.

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QUESTION 101
Refer to the exhibit. Which effect of this configuration is true?

A.    Host_1 learns about R2 and only and prefers R2 as its default router
B.    Host_1 selects R2 as its default router and load balances between R2 and R3
C.    Host_1 learns about R2 and R3 only and prefers R3 as its default router
D.    Host_1 learns about R1,R2 and R3 and load balances between them
E.    Host_1 learns about R1, R2 and R3 and prefers R2 as its default router

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QUESTION 76
Refer to the exhibit. R1 and R2 are connected across and ASA with MD5 authentication.
Which statement about eBGP peering between the routers could be true?

A.    eBGP peering will fail because ASA is transit lacks BGP support.
B.    eBGP peering will be successful.
C.    eBGP peering will fail because the two routers must be directly connected to allow peering.
D.    eBGP peering will fail because of the TCP random sequence number feature.

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QUESTION 51
What are feature that can stop man-in-the-middle attacks? (Choose two)

A.    ARP sniffing on specific ports
B.    ARP spoofing
C.    Dynamic ARP inspection
D.    DHCP snooping
E.    destination MAC ACLs

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