Cisco 400-351 CCIE Exam Dumps

Accurate 400-351 exam questions of DumpsSchool helps to attain skills for the success in this CCIE wireless certification exam. These 400-351 CCIE Wireless exam question meet the real exam criteria and help candidates to get excellent marks in the first attempt of the 400-351 exam.

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Question No. 1

A wireless engineer must configure bandwidth-based admission control on the company WLC for video applications. After applying the necessary configuration changes to the corporate WLAN, the engineer notices that the bandwidth is not being allocated correctly Which problem is true”?

Answer: D

Question No. 2

Refer to the exhibit. It belongs to a Cisco IOS AP with just one radio. This portion of configuration refers to a multiple SSID/VLAN configuration. Which statement is correct?

Refer to the exhibit. It belongs to a Cisco IOS AP with just one radio. This portion of configuration refers to a multiple SSID/WLAN configuration. Which statement is correct?

Answer: C

Consider the association process of a wireless client to an SSID. Drag and drop the client actions from the left into the correct order of operation on the right.

Left:

802.11 probe request 802.11 association request EAPol key message 2 802.11 authentication request EAP identity response

Right:

Step1 ————-Step1 802.11 probe request

Step2 ————-Step2 802.11 authentication request

Step3 ————-Step3 802.11 association request

Step4 ————-Step4 EAP identity response

Step5 ————-Step5 EAPol key message 2

Question No. 3

On a Cisco autonomous AP, the maximum number of attempts to send a packet (packet retries) is set to 32 by default. Which statement about the result when the AP has tried to send a packet for that number of attempts and no response is received from the client is true?

Answer: A

From:

Packet Retries & Max-Retries I mrn-cciew

https://mrncciew.com/2013/06/16/packet-retries-max-retries/

In Autonomous(IOS) AP, you can configure number of attempts the wireless device makes to send a packet before giving up & dropping the packet. There are two ways of configuring this feature. One method for best effort (priority value 0) traffic & another method for non-best effort (priority value 1-7)

1. Best-effort Traffic (packet retries command)

2. N on-Best-effort Traffic (packet max-retries command )

CLI default:

packet retries 32 drop-packet

channel width 40-above

channel dfs station-role

root rts retries 32

cfg:

http://www.cisco.com/c/en/us/td/docs/wireless/access_point/15-3-3/configuration/guide/cg15-3-3/cg15-3-3-chap6-radio.html

Configuring the Maximum Data Packet Retries

The maximum data retries setting determines the number of attempts the makes to send a packet before giving up and dropping the packet. The default setting is 32. Beginning in privileged EXEC mode

Question No. 4

Which two statements about CleanAir are true? (Choose two.)

Answer: C, D

Question No. 5

Refer to the exhibit.

You are configuring a MAC-based ACL on a root bridge. You must ensure that only one WGB can associate to the root Which command or set of commands must you use?

Answer: D

Question No. 6

Your customer has a Cisco Unified Wireless Network running AireOS 8.0 and wants to learn about the FlexConnect mode that is available on his APs. Which two statements are true? (Choose two.)

Answer: D, E

Question No. 7

Refer to the exhibit,

based upon the given configuration which two statement are true? (choose two)

Answer: A, C

Question No. 8

Which parameter is a functionality of Micro segmentation in the Data Center?

Answer: B

Question No. 9

Which three steps are required during the intial configuration of a Cisco Converged Access controller so that the access points can join? (Choose three)

Answer: B, C, E

Question No. 10

Which statement is true about using fast-secure roaming 802.11r and Cisco Centralized Key Management in a hybrid VoWLAN deployment that has legacy Cisco 7925 and newer Cisco 8821 wireless IP phones, using 802.1X PEAP security?

Answer: D

Question No. 11

Which statement about configuring the date and time on a wireless LAN controller is true?

Answer: D

Question No. 12

FlexConnect APs have already been deployed in a branch office for local switching. Currently the WLAN in the large auditorium is proposed to change to a high-density design and thus some low data rates are proposed to be disabled while keeping the data rates in other areas under the same Cisco WLC. Which two configuration settings must be modified in the Cisco WLC to achieve this configuration? (Choose two.)

Answer: A, D

Question No. 13

Which of the following organizations certifies WLAN product compatibility and interoperability between vendors by providing certification testing?

Answer: E

Question No. 14

Which description of how SKC roaming operates is true?

Answer: B

Question No. 15

Prime infrastructure will trigger alarms indicating that the prime infrastructure physicalor virtual server is low on disk space as the administrator which three actions can you take to increase disk space immediately upon receiving a major alert (60 percent disk usage)? (choose three)

Answer: C, D, E

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