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

Version: 15.0
Question: 21

Prime Infrastructure will trigger alarms indicating that the Prime Infrastructure physical or 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.)

A. Enable cron job on ade for disk clean up using $du -sh.
B. Change the disk controller RAID.
C. Conpacting the PI database using the ncs database purge command.
D. Reduce the storage load on the local disk by setting up and using remote trackup reponitories.
E. Reduce the length of time you store client association data and related events.
F. Compacting the PI database using the ncs cleanup command.

Answer: DEF

Question: 22

Two wireless IP phones are never able to call each other when connected to the same autonomous AP. However, they can place calls to other wireless IP phones that are connected to other APs or to wired IP phones. The wireless phones are operating on VLAN 100. Based on this output, which statement about the problem is true?

A. P2P blocking is enabled via the bridge-group 100 block-unknow-source command.
B. P2P blocking is enabled via the no bridge-group 100 unicast-flooding. command.
C. P2P blocking is enabled via the bridge-group 100 port-protected. command.
D. P2P blocking is enabled via the no bridge-group 100 source-learning command.
E. P2P blocking is enabled via the bridge-group 100 subscriber-loop-control command.

Answer: C

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

         

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