[Free] 2017(Oct) EnsurePass Examcollection Cisco 400-251 Dumps with VCE and PDF 81-90

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CCIE Security Written Exam (v5.0)

Question No: 81 – (Topic 1)

Refer to exhibit.

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Which effect of this configuration is true?

  1. The download able ACL and AV pair ACL are merged after three connection are made to the RADIUS server.

  2. The download able ACL and AV pair ACL are merged immediately when the RADIUS server is active.

  3. For all users, entries in a downloadable ACL are given priority over entries in an AV pair

    ACL.

  4. The downloadable ACL and the AV pair ACL entries are merged together, one ACE at a time.

  5. A downloadable ACL is applied after an AV pair ACL.

Answer: E

Question No: 82 – (Topic 1)

Which two statements about SPAN sessions are true?(Choose two)

  1. Local SPAN and RSPAN can be mixed in the same session.

  2. They can monitor sent and received packets in the same session.

  3. Source ports and source VLANs can be mixed in the same session.

  4. They can be configured on ports in the disabled state before enabling theport.

  5. A single switch stack can support up to 32 source and RSPAN destination sessions.

  6. Multiple SPAN sessions can use the same destination port.

Answer: B,D

Question No: 83 – (Topic 1)

Which OpenStack project has orchestration capabilities?

  1. Cinder.

  2. Heat.

  3. Horizon.

  4. Sahara

Answer: B

Question No: 84 – (Topic 1)

Refer to the exhibit.

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Which effect of this configuration is true?

  1. The device tries to reach the sever every 24 hours and falls back to the LOCAL database if it fails.

  2. Any VPN user with a session timeout of 24 hours can access the device.

  3. If TACACS authentication fails, the ASA uses cisco 1223 as its default password.

  4. Users attempting to access the console port are authenticated againstthe TACACS server.

  5. The servers in the TACACS group are reactivated every 1440 seconds.

Answer: E

Question No: 85 – (Topic 1)

When TCP Intercept in its default mode, how does it react to a SYN request?

  1. It monitors the sequence of SYN, SYN-ACK, and ACK messages until the connection is fully established.

  2. It drops the connection.

  3. It monitors the attempted connection and drops it if it fails to establish within 30 seconds.

  4. It allows the connection without inspection.

  5. It intercepts the SYN before it reaches the server and responds with a SYN-ACK.

Answer: E

Question No: 86 – (Topic 1)

Which two statements about the MACsec security protocol are true? (Choose two)

  1. Stations broadcast an MKA heartbeat the contains the key server priority.

  2. The SAK is secured by 128-bit AES-GCM by default.

  3. When switch-to-switch link security is configured in manual mode, the SAP operation mode must be set to GCM.

  4. MACsec is not supported in MDA mode.

  5. MKA heartbeats are sent at a default interval of 3 seconds.

Answer: A,B

Question No: 87 – (Topic 1)

Which command sequence do you enter to add the host 10.2.1.0 to the Cisco object group?

  1. Object network CISCO Network-object 10.2.1.0

  2. Object-group network CISCO Group-object 10.2.1.0

  3. Object-group network CISCO Network-object host 10.2.1.0

  4. Object network CISCO Group-object 10.2.1.

Answer: C

Question No: 88 – (Topic 1)

In OpenStack, which two statements about the NOVA component are true?(Choose two)

  1. It launches virtual machine instances.

  2. It provides the authentication and authorization services.

  3. It tracks cloud usage statistics for billing purposes.

  4. It is considered the cloud computing fabric controller.

  5. It provides persistent block storage to running instances of virtual machines.

Answer: C,E

Question No: 89 – (Topic 1)

Which three WAP protocols are supported in WPA and WPA2Choose three

  1. EAP-PSK

  2. EAP-EKE

  3. EAP-FAST

  4. EAP-AKA

  5. EAP-SIM

  6. EAP-EEE

Answer: A,C,E

Question No: 90 DRAG DROP – (Topic 1)

Drag and drop the protocol on the left onto their description on the right:

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Answer:

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Explanation:

A-2 B-4 C-1 D-3

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