H12-311-ENU Training & Certification Get Latest HCIA-WLAN Updated on Dec 10, 2021
Certification Training for H12-311-ENU Exam Dumps Test Engine
Huawei H12-311-ENU Exam Syllabus Topics:
| Topic | Details |
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| Topic 1 |
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| Topic 2 |
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| Topic 3 |
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NEW QUESTION 100
Each AC device needs to specify the source IP address of the AC to establish a CAPWAP tunnel with the AP. One AC can specify up to two WLAN source IP addresses.
- A. True
- B. False
Answer: B
NEW QUESTION 101
WDS technique improves the flexibility and convenience of the whole network structure, but can only support the working mode of point to point.
- A. True
- B. False
Answer: B
NEW QUESTION 102
About the two standards of PoE, which following statement is correct? (Multiple choice)
- A. 802.at support four power levels, only supports five types of line
- B. 802.af standards were made in 2009, the maximum output power is 30W
- C. 802.at is also called PoE+, can be compatible with 802.af device
- D. 802.af is also called PoE+, can be compatible with 802.at equipment
Answer: C
NEW QUESTION 103
Which of the following description is right for the management VLAN?
- A. responsible for establish the CAPWAP tunnel between AC and AP
- B. The management VLAN address of the AC must be the AC source address.
- C. Service VLAN under the VAP template
- D. mainly responsible for data transmission of WLAN users.
Answer: A
NEW QUESTION 104
If you want to get better covered effect, you should enable the AP signal ( ) through the wall.
- A. 60°
- B. 45°
- C. vertical
- D. parallel
Answer: C
NEW QUESTION 105
Among the following options, the common source of WLAN interference is (Select 3 Answers).
- A. Cordless telephone
- B. Microwave oven
- C. Remote control
- D. Bluetooth transmission equipment
Answer: A,B,D
NEW QUESTION 106
In a large-scale wireless network deployment scenario, when the AC is configured as "Layer 3 Networking + Side-by-Side Mode + Direct Forwarding", where should the wireless user's gateway be located?
- A. Convergence layer on the Layer 3 switch
- B. AP
- C. One-arm router on the
- D. AC on the
Answer: A
NEW QUESTION 107
The correct description of WEP encryption is ().
- A. WEP encryption uses a stream encryption algorithm
- B. WEP encryption joined the IV to destroy key regularity
- C. The length of the IV in WEP encryption is 48 bits
- D. WEP encryption allows devices to store the four keys at the same time
Answer: A,B,D
NEW QUESTION 108
Which of the following is included in the CSMA/CA mechanism in 802.11 WLAN? (Multiple Choice)
- A. Multiple access
- B. Conflict detection
- C. Conflict avoidance
- D. Carrier sensing
Answer: A,C,D
NEW QUESTION 109
A point-to-point wireless bridge can be used to connect two networks that are located at different locations. In a wireless backbone connection, the Root AP and the Leaf AP should be set to different channels.
- A. True
- B. False
Answer: B
NEW QUESTION 110
The current version information can be viewed in the following commands.
- A. display current-configuration
- B. display version
- C. display ap all
- D. display interface
Answer: B
NEW QUESTION 111
When a data frame is sent and confirmed, what is the time interval to wait before the next data frame is sent?
- A. SIFS
- B. DIFS
- C. PIFS
- D. IFS
Answer: B
NEW QUESTION 112
In the following options, the role of the AP in the Huawei Mesh network is (). (Multiple Choice)
- A. MAP
- B. MBP
- C. MPP
- D. MP
Answer: A,C,D
NEW QUESTION 113
The coverage area size of AP is controlled by which way? (Multiple choice)
- A. adjust the transmission power of AP
- B. adjust the power supply of AP
- C. adjust the access bandwidth of AP
- D. adjust the Angle of AP antenna
Answer: A,D
NEW QUESTION 114
If the interface of the switch is enabled with PoE, only those POE powered devices can be connected to these interfaces.
- A. True
- B. False
Answer: B
NEW QUESTION 115
Huawei's AP products can only support one SSID.
- A. True
- B. False
Answer: B
NEW QUESTION 116
CCMP encryption is more secure than TKIP encryption because of its security.
- A. Adopting a more complex encryption algorithm
- B. Added a message integrity check mechanism
- C. Added a key distribution mechanism, no longer using a single key
- D. Adopt a longer IV
Answer: A
NEW QUESTION 117
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