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Which two options are disadvantages of MPLS layers 3 VPN services? (choose two)
A. They requires cooperation with the service provider to implement transport of non-IP traffic.
B. SLAs are not supported by the service provider.
C. It requires customers to implement QoS to manage congestion in the network.
D. Integration between Layers 2 and 3 peering services is not supported.
E. They may be limited by the technology offered by the service provider.
F. They can transport only IPv6 routing traffic.
Correct Answer: DE

Which two statements about the DES algorithm are true? (Choose two)
A. The DES algorithm is based on asymmetric cryptography.
B. The DES algorithm is a stream cipher.
C. The DES algorithm is based on symmetric cryptography.
D. The DES algorithm encrypts a block of 128 bits.
E. The DES algorithm uses a 56-bit key.
Correct Answer: CE

Which two statement about PVLAN port types are true? (Choose two) 400-251 pdf
A. A community port can send traffic to community port in other communities on its broadcast domain.
B. An isolated port can send and receive traffic only to and from promiscuous ports.
C. An isolated port can receive traffic from promiscuous port in an community on its broadcast domain, but can send traffic only to port in its own community.
D. A promiscuous port can send traffic promiscuous port in other communities on its broadcast domain.
E. A community port can send traffic to promiscuous port in other communities on its broadcast domain.
F. A Promiscuous port can send traffic to all ports within a broadcast domain.
Correct Answer: BF
400-251 dumps
QUESTION 4                       400-251 dumps
What is the name of the unique tool/feature in cisco security manager that is used to merge an access list based on the source/destination IP address service or combination of these to provide a manageable view of access policies?
A. merge rule tool
B. policy simplification tool
C. rule grouping tool
D. object group tool
E. combine rule tool
Correct Answer: E

Which two characteristics of DTLS are true?(Choose two )
A. It is used mostly by applications that use application layer object-protocols B. It includes a congestion control mechanism
B. It completes key negotiation and bulk data transfer over a single channel.
C. It supports long data transfers and connectionless data transfers.
D. It cannot be used if NAT exists along the path.
E. It concludes a retransmission method because it uses an unreliable datagram transport
Correct Answer: AD

Which three statements about RLDP are true? (Choose three)
A. It can detect rogue Aps that use WPA encryption
B. It detects rogue access points that are connected to the wired network
C. The AP is unable to serve clients while the RLDP process is active
D. It can detect rogue APs operating only on 5 GHz
E. Active Rogue Containment can be initiated manually against rogue devices detected on the wired network
F. It can detect rogue APs that use WEP encryption
Correct Answer: ABD

Which of these is a core function of the risk assessment process? (Choose one.) 400-251 dumps
A. performing regular network upgrades
B. performing network optimization
C. performing network posture validation
D. establishing network baselines
E. prioritizing network roll-outs
Correct Answer: C

Which two options are unicast address types for IPv6 addressing?(Choose two)
A. Link-local.
B. Established.
C. Global
D. Dynamic
E. Static
Correct Answer: AC

What security element must an organization have in place before it can implement a security audit and validate the audit results? 400-251 pdf
A. firewall
B. network access control
C. an incident response team
D. a security policy
E. a security operation center
Correct Answer: D

Within Platform as a Service, which two components are managed by the customer?(Choose two)
A. Data.
B. Networking.
C. Middleware.
D. Applications.
E. Operating system
Correct Answer: AD

From the list below, which one is the major benefit of AMP Threat GRID?
A. AMP Threat Grid collects file information from customer servers and run tests on them to see if they are infected with viruses
B. AMP Threat Grid learns ONLY from data you pass on your network and not from anything else to monitor for suspicious behavior. This makes the system much faster and efficient
C. AMP Threat Grid combines Static, and Dynamic Malware analysis with threat intelligence into one combined solution
D. AMP Threat Grid analyzes suspicious behavior in your network against exactly 400 behavioral indicators
Correct Answer: C

Which two statements about the ISO are true? (Choose two) 400-251 dumps
A. The ISO is a government-based organization.
B. The ISO has three membership categories: member, correspondent, and subscribers.
C. Only member bodies have voting rights.
D. Correspondent bodies are small countries with their own standards organization.
E. Subscriber members are individual organizations.
Correct Answer: BC

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