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2021 Mar 400-351 exams
Q21. If a guest anchor controller is used outside the firewall,which firewall ports must you open for guest access including SNMP and mobility features to work in a Cisco unified wireless network?
A. UDP 16667. IP Protocol97. UDP 500 501
B. UDP 16666 .IP Protocol97. UDP 162 163
C. UDP 12222 .IP Protocol97. UDP 161 162
D. UDP 16666 . IP Protocol 97. UDP 161 162
E. UDP 12223 . IP Protocol 97. UDP 161 162
Answer: D
Q22. Exhibit
A. Group Temporal Key
B. Pairwise Transient Key
C. Master Session Key
D. Pairwise Master Key
Answer: C
Q23. DRAG DROP
Drag and drop the characteristic on the left to the appropriate EAP type on the right.
Answer:
Exhibit
Q24. The network operations center is using PI to collect and monitor the AVC data from a cisco WLC however no AVC information is showing up in cisco PI based on this information from the Cisco WLC reason that Cisco PI is not showing the information is True.?
A. Cisco prime does not have the correct licensing installed.
B. The monitor-Name and exporter-name do note match
C. The Exporter-IP should be the IP address of the cisco WLC
D. The port number should be 9991.
Answer: D
Q25. Which two statements about deploying a mesh network by MAPs and RAPs are true on AireOS 8.0?(choose two) A. The three main types of mesh type under the neighbor information are neighbored, parent and child. For types default neighbor and default child default is used when the neighbor BGN is not known of different from the current AP BGNif the strict matching BGN features is disabled.
B. The backhaul client access feature cannot be enabled on a RAP that is RAP does not allow clients on its 802.11a radio
C. To allow relaying traffic to and from the Ethernet port of a MAP,the Ethernet bridging feature must be enabled on the map
D. A map of rap must be authorized by either PSK or EAP before joining a controller in bridge mode.
Answer: A, C
Up to the minute 400-351 free practice questions:
Q26. DRAG DROP Drag and drop the Cisco MSE context-aware solution problem on the left to the possible reason for the failure on the right.
Answer:
Exhibit
A. Enforce airtime entitlement for wireless voice applications.
B. Ensure that call quality dose not degrade for existing VoWLAN calls.
C. Deny client access to the WLAN that do not meet the standard.
D. Allow access only for VoWLAN traffic when interference is detected.
Answer: A, B
Q27. Which two statements are true based upon the output in the exhibit? (Choose two.)
A. Operation will be effective only if the video profile on the WLC is mapped to the 802.1p protocol with a tagged value of 5.
B. It is recommended to configure IP multicast on the WLC in multicast-multicast mode.
C. CAC must be enabled to avoid channel oversubscription and guarantee the configured media bandwidth.
D. In case of a violation after an RRC re-evaluation, the stream is demoted to the best- effort class.
Answer: B, ?
Q28. Your customer wants to configure LSCs and asks for specific information about which number to configure in the text box right next to the "Number of Attempts"
.Which statement is true?
A. The default number of attempts is 100.
B. A value of 2 means that if an AP fails to join the Cisco WLC using an LSC, the AP attempts to Join the Cisco WLC using the default certificate
C. A value of 255 means that if an AP fails to join the Cisco WLC using an LSC, the AP does not attempt to join the Cisco WLC using the default .
D. A value of 3 means that if a user fails to authenticate, the user is disconnected after three retries.
Answer: B
Q29. Which three type of ACLs are supported by the Cisco 5760 WLC?
A. VLAN ACLS (VLAN MAPS)
B. Switch Port ACls
C. Router ACLs
D. QoS ACLs
E. Router Port ACLs
F. Port ACLs
Answer: A, C, F
Q30. Which three statements about 802.11ac are true? (choose three)
A. MU-MIMO is supported in wave 1
B. MU-MIMO allows one AP to transmit unique data to multiple stations simultaneously
C. when using MU-MIMI up to 8 devices can transmit data at the same time
D. 802.11 a/b/g/n device are able to connect to 802.11ac radios
E. it IS possible to reach 160 MHz by combining two discontinuous 80 MHz channel block
F. 802.11 ac is supported in the 2.4- and 5-Ghz radio band
Answer: B, D, E