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Free Huawei H12-351 Practice Questions & Answers 2026 Part3 | HCIE-WLAN

Are you preparing for the Huawei H12-351 certification exam? SPOTO offers the Huawei H12-351 Premium File; all questions are aligned with the latest exam content and come with expert-provided answers. Our question banks cover the latest question types, core concepts, and detailed explanations, helping you familiarize yourself with the exam format and difficulty level. Whether you are reviewing core concepts or simulating a real exam environment, these resources will rapidly boost your confidence and readiness.
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Question #1
Either of the two APs that have established a mesh connection can send a Mesh Peering Close frame to the other AP to tear down the mesh connection.
A. True
B. False
View answer
Correct Answer: A
Question #2
Assume that a large enterprise needs to deploy a WLAN to provide wireless access for both employees and guests. However, guest data may pose security threats on the network.Which of the following networking modes is applicable to this scenario?
A. Navi WAC Networking
B. Leader AP networking
C. Mesh networking
D. Fat AP networking
View answer
Correct Answer: A
Question #3
iMaster NCE-Campuslnsight provides Intelligent radio calibration for high-load APs to increase the frequency bandwidth. This function applies to both 5 GHz and 2.4 GHz frequency bands.
A. rue
B. alse
View answer
Correct Answer: B
Question #4
Either of the two APs that have established a mesh connection can send a Mesh Peering Close frame to the other AP to tear down the mesh connection.
A. True
B. False
View answer
Correct Answer: A
Question #5
In a VRRP HSB scenario, if the VRRP preemption delay is set to a small value, which of the following problems may occur after a master/backup switchover? (Select All that apply)
A. The batch backup process cannot be started
B. A master/backup switchback is triggered too quickly
C. Backup information is incomplete
D. Service data on the master and backup WACs is lost
View answer
Correct Answer: BC
Question #6
Which of the following statements are true about the WLAN site survey In different typical scenarios? (Select All that Apply)
A. In a classroom scenario
B. In an office scenario, the load-bearing columns and partitions affect the signal coverage
C. In a ward-round scenario, high requirements are posed on the coverage field strength, roaming effect, and bandwidth
D. In a stadium scenario, the onsite environment is complex and cabling is difficult
View answer
Correct Answer: ABCD
Question #7
Either of the two APs that have established a mesh connection can send a Mesh Peering Close frame to the other AP to tear down the mesh connection.
A. True
B. False
View answer
Correct Answer: A
Question #8
In a VRRP HSB scenario, if the VRRP preemption delay is set to a small value, which of the following problems may occur after a master/backup switchover? (Select All that apply)
A. The batch backup process cannot be started
B. A master/backup switchback is triggered too quickly
C. Backup information is incomplete
D. Service data on the master and backup WACs is lost
View answer
Correct Answer: BC
Question #9
To enable WPA3-incapable ST As to access a WPA3-conflgured network, the WI-FI Alliance definesthe WPA3 transition mode in which WPA3 and WPA2 can coexist for a period of time in the future.This mode applies only to WPA3-Enterprise, not to WPA3-Personal.
A. rue
B. alse
View answer
Correct Answer: B
Question #10
Which of the following statements correctly arranges matching modes used by URL filtering in descending order of priority?
A. Exact matching > Prefix matching > Suffix matching > Keyword matching
B. Exact matching > Suffix matching > Keyword matching > Suffix matching
C. Exact matching > Suffix matching > Prefix matching > Keyword matching
D. Exact matching > Keyword matching > Suffix matching > Prefix matching
View answer
Correct Answer: C
Question #11
Which of the following methods are used in IPsec to ensure secure transmission of service data on the network through encryption and authentication?
A. The receiver verifies the identity of the sender
B. The receiver rejects old or duplicate packets in order to prevent attacks initiated by malicious users who resend sniffed packets,
C. The sender verifies the identity of the receiver
D. Data integrity is verified
View answer
Correct Answer: AD
Question #12
As shown in the figure, STA_1 through STA_4 are associated with AP_1, and STA_5 is associated withAP_2. Assuming that the load balancing threshold is 2, the load difference threshold is 25%, and APIand AP2 support a maximum of 10 STAs, which of the following statements are true? (Select All thatApply)
A. he load percentage of AP_1 is 40%, and that of AP_2 is 10%
B. he load balancing mechanism needs to be enabled
C. f load balancing is performed, the load percentage of AP_1 changes to 30%
D. he minimum load percentage is 10%, which is greater than the load difference threshold
View answer
Correct Answer: AB
Question #13
To which of the following scenarios is radio calibration applicable?
A. nterprise office scenario
B. DS or mesh backhaul scenario
C. ail transportation scenario
D. igh-density scenario
View answer
Correct Answer: D
Question #14
Either of the two APs that have established a mesh connection can send a Mesh Peering Close frame to the other AP to tear down the mesh connection.
A. True
B. False
View answer
Correct Answer: A
Question #15
In a VRRP HSB scenario, if the VRRP preemption delay is set to a small value, which of the following problems may occur after a master/backup switchover? (Select All that apply)
A. The batch backup process cannot be started
B. A master/backup switchback is triggered too quickly
C. Backup information is incomplete
D. Service data on the master and backup WACs is lost
View answer
Correct Answer: BC
Question #16
In a VRRP HSB scenario, if the VRRP preemption delay is set to a small value, which of the following problems may occur after a master/backup switchover? (Select All that apply)
A. The batch backup process cannot be started
B. A master/backup switchback is triggered too quickly
C. Backup information is incomplete
D. Service data on the master and backup WACs is lost
View answer
Correct Answer: BC
Question #17
In Huawei's smart roaming solution, which of the following methods can be used by a WAC todiscover and maintain neighboring AP entries of STAs? (Select All that Apply)
A. he WAC obtains such entries using 802
B. he AP listens to the Probe frames sent by STAs
C. he AP periodically and proactively scans neighboring APs of STAs
D. TAs proactively report neighboring AP information
View answer
Correct Answer: BC
Question #18
Which of the following statements correctly arranges matching modes used by URL filtering indescending order of priority?
A. xact matching > Prefix matching > Suffix matching > Keyword matching
B. xact matching > Suffix matching > Keyword matching > Suffix matching
C. xact matching > Suffix matching > Prefix matching > Keyword matching
D. xact matching > Keyword matching > Suffix matching > Prefix matching
View answer
Correct Answer: C
Question #19
Assume that a large enterprise needs to deploy a WLAN to provide wireless access for both employees and guests. However, guest data may pose security threats on the network.Which of the following networking modes is applicable to this scenario?
A. Navi WAC Networking
B. Leader AP networking
C. Mesh networking
D. Fat AP networking
View answer
Correct Answer: A
Question #20
In a multicast solution, there must be reachable unlcast routes between multicast sources andreceivers.
A. rue
B. alse
View answer
Correct Answer: A
Question #21
Assume that a large enterprise needs to deploy a WLAN to provide wireless access for both employees and guests. However, guest data may pose security threats on the network.Which of the following networking modes is applicable to this scenario?
A. Navi WAC Networking
B. Leader AP networking
C. Mesh networking
D. Fat AP networking
View answer
Correct Answer: A
Question #22
Which of the following configurations may cause ST As to experience a slow Internet connection? (Select All that Apply) B is false because disabling radio 1 of APs does not affect the Internet connection speed of STAs that use radio 2.
A. QoS CAR is configured in the traffic profile
B. Radio 1 of APs is disabled
C. TKIP encryption is configured, causing a low link setup rate
D. Rate limiting is configured in the SSID profile
View answer
Correct Answer: ACD
Question #23
In a multicast solution, there must be reachable unlcast routes between multicast sources and receivers.
A. True
B. False
View answer
Correct Answer: A
Question #24
In a VRRP HSB scenario, if the VRRP preemption delay is set to a small value, which of the following problems may occur after a master/backup switchover? (Select All that apply)
A. The batch backup process cannot be started
B. A master/backup switchback is triggered too quickly
C. Backup information is incomplete
D. Service data on the master and backup WACs is lost
View answer
Correct Answer: BC
Question #25
In a VRRP HSB scenario, if the VRRP preemption delay is set to a small value, which of the following problems may occur after a master/backup switchover? (Select All that apply)
A. The batch backup process cannot be started
B. A master/backup switchback is triggered too quickly
C. Backup information is incomplete
D. Service data on the master and backup WACs is lost
View answer
Correct Answer: BC
Question #26
In a VRRP HSB scenario, if the VRRP preemption delay is set to a small value, which of the following problems may occur after a master/backup switchover? (Select All that apply)
A. The batch backup process cannot be started
B. A master/backup switchback is triggered too quickly
C. Backup information is incomplete
D. Service data on the master and backup WACs is lost
View answer
Correct Answer: BC
Question #27
Either of the two APs that have established a mesh connection can send a Mesh Peering Close frame to the other AP to tear down the mesh connection.
A. True
B. False
View answer
Correct Answer: A
Question #28
Which of the following statements about attack defense is true?
A. efense against flood attacks can be used to defend against Ping of Death attacks
B. ragmentation attack defense enables a device to detect packet fragments in real time and discard or rate-limit them to protect the device
C. ttack defense allows APs to analyze the contents and behaviors of incoming packets on ports to determine whether packets have attack characteristics
D. ttack defense can defend against spoofing packet attacks, malformed packet attacks, fragmentation attacks, and flood attacks
View answer
Correct Answer: C

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