Updated Cisco 400-351 Exam Questions – [Dec-2017 Dumps]

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Latest and Most Accurate Cisco 400-351 Dumps Exam Questions and Answers:

Version: 15.0
Question: 21

Which two statements about AP Local Authentication by FlexConnect AP in standalone mode are true? (Choose two)

A. From AireOS release 8.0, Cisco Extended Keying Groups (CEKG) is a supported Local Authentication Protocol when deploying FlexConnect.
B. Only LEAP, EAP-FAST, PEAP, and EAP-TLS authentications are supported.
C. Cisco Wireless LAN Controller must generate a certificate signing request by itself for submitting to a certificate authority for signing.
D. Only the vendor Certificate Authority (CA) certificate has to be downloaded to the Cisco Wireless LAN Controller for EAP-TLS authentication.
E. When using EAP-TLS, a FlexConnect Group must be created so that the Cisco Wireless LAN Controller can push the certificates to the FlexConnect AP in the FlexConnect Group.

Answer: BE

Question: 22

Which AireOS release is the first to support New Mobility on the Cisco 2504 WLC?

A. 8.0x
B. 8.1x
C. 7.6x
D. 7.4

Answer: A

Question: 23

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You are getting the following error message. Which reason for this issue true?
%DOT11-4-CANT_ASSOC Interface Dot 11 Radio0. Cannot associate NO Aironet Extension IE.

A. “dot11 extension ” is missing under the interface Dot11Radio 0 interface.
B. When repeater mode is used, unicast-flooding must be enabled to allow Aironet IE communications.
C. The parent AP MAC address has not been defined.
D. Repeater mode only works between Cisco access point.

Answer: A

Explanation:

http://www.cisco.com/c/en/us/td/docs/wireless/access_point/12-2_11_JA/configuration/guide/b12211sc/s11rep.html

Question: 24

You have received a new Cisco 5760 Controller and have gone through the initial startup wizard. You are now trying to add APs to the controller, but these are not joining.
Which three checks should you do next? (Choose three.)

A. Check that the radios are not in a shutdown state.
B. Check the country code of the controller. The APs do not join the controller if the country code does not match.
C. Check that the correct time is set on the controller.
D. Check that option 53 has been set in the DHCP scope.
E. Check that the controller has enough AP licenses.
F. Check that the controller has been configured with the correct hostname. Otherwise, DNS resolution fails.

Answer: BCE

Explanation:

Question: 25

You are installing Converged Access controllers that run Cisco IOS-XE and you are ready to implement QoS. From the below, choose all the possible QoS target levels that would apply to downstream traffic (toward the client)?

A. Client, SSID, Radio, Port
B. Client, SSID, Radio
C. Client, Radio
D. Client, SSID

Answer: A

Explanation:

http://www.cisco.com/en/US/docs/switches/lan/catalyst3850/software/release/3.2_0_se/multibook/configuration_guide/b_consolidated_config_guide_3850_chapter_010010.html

Question: 26

Which memchanism incorporates the channel capacity into the CAC determination and gives a much more accurate assessment of the current call carrying capacity of the AP?

A. Static CAC.
B. Reserved roaming bandwidth(%).
C. Expedited bandwidth.
D. Metrics collection.
E. Load-based AC.
F. Max RF bandwidth (%).
G. Admission control.

Answer: E