[Free] 2018(June) Ensurepass Cisco 400-251 Dumps with VCE and PDF 21-30

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2018 May Cisco Official New Released 400-251
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CCIE Security Written Exam (v5.0)

Question No: 21 – (Topic 1)

Which three statements about WCCP are true?(Choose three)

  1. The minimum WCCP-Fast Timers message interval is 500 ms

  2. If a specific capability is missing from the Capabilities info Component, the router is assumed to supported to the default capability.

  3. The router must receive a valid receive ID before it negates capabilities.

  4. The assignment method supports GRE encapsulation for sending traffic.

  5. If the packet return method is missing from a packet return method advertisement, the web cache uses the Layer 2 rewrite method.

  6. The web cache transmits its capabilities as soon as it receives a receives a receive ID from a router.

Answer: A,C,E

Question No: 22 – (Topic 1)

You are considering using RSPAN to capture traffic between several switches. Which two configuration aspects do you need to consider?(Choose two)

  1. The RSPAN need to be blocked on all trunk interfaces leadingto the destination RSPAN switch.

  2. Not all switches need to support RSPANfor it to work.

  3. The RSPAN VLAN need to be allow on all trunk interfacesleading to the destination RSPAN switch.

  4. All distribution switches need to support RSPAN.

  5. All switches need to be running the same IOS version.

Answer: B,C

Question No: 23 – (Topic 1)

Which three options are fields in a COA Request Response code packet?(Choose three)

  1. State.

  2. Acct-session-ID

  3. Length.

  4. Authenticator.

  5. Calling-Station-ID.

  6. Identifier.

Answer: A,B,E

Question No: 24 – (Topic 1)

Which two options are normal functionalities for ICMP?Choose two

  1. Host detection.

  2. Packet filtering.

  3. Relaying traffic statics to applications.

  4. Path MTU discovery .

  5. Port scanning.

  6. Router discovery

Answer: D,F

Question No: 25 – (Topic 1)

Which option is a data modeling language used to model configuration and state data of network elements?


  2. YANG.

  3. SNMPv4.


Answer: B

Question No: 26 – (Topic 1)

Which of the following is AMP Endpoints offline engine for windows ?

  1. ClamAV.

  2. ClamAMP.


  4. TETRA

Answer: D

Question No: 27 – (Topic 1)

Which three commands can you use to configure VXLAN on a Cisco ASA firewall?(Choose three).

  1. Sysopt connection tcpmss.

  2. Nve-only.

  3. Default-mcast-group.

  4. Segment-id.

  5. Inspect VXLAN.

  6. Set ip next-hop verify-availability.

Answer: B,C,D

Question No: 28 – (Topic 1)

Which three ISAKMP SA Message States can be output from the device that initiated an IPSec tunnel?(Choose three)







Answer: A,B,D

Question No: 29 – (Topic 1)

Which three ESMTP extensions are supported by the Cisco ASA?(Choose three)

  1. Noop


  3. SAML



  6. ATRN

Answer: A,C,E

Question No: 30 – (Topic 1)

Which three VSA attributes are present in a RADIUS WLAN Access-Accept packet?(Choose three)

  1. Tunnel-Private-Group-ID

  2. Tunnel-Type

  3. SSID

  4. EAP-Message

  5. LEAP Session-key

  6. Authorization-Algorithm-Type

Answer: A,B,C

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