Updated Sep 21, 2022 H12-311 Exam Dumps - PDF Questions and Testing Engine
New (2022) Huawei H12-311 Exam Dumps
Huawei H12-311 Exam Syllabus Topics:
| Topic | Details |
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| Topic 2 |
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| Topic 3 |
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NEW QUESTION 32
The correct statement about WDS is (Select 2 Answers)?
- A. Scalability is good, and there is no need to lay new wired connections and deploy more APs
- B. Connect two separate LAN segments through a wireless bridge and provide data transmission between them
- C. WDS uses the 2.4GHz band as the bridge frequency band by default.
- D. Huawei indoor AP does not support WDS function.
Answer: A,B
NEW QUESTION 33
Huawei's AP products can only support one SSID.
- A. False
- B. True
Answer: A
NEW QUESTION 34
The MEth0/0/1 interface on the AC6605 is used for inband network management. The default address is 192.168.1.1/24 and cannot be modified.
- A. False
- B. True
Answer: A
NEW QUESTION 35
For a wireless network with WPA2 PSK authentication and SSID broadcast, the user can double-click on the SSID and enter the correct username and password to access the network.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 36
The following statement about frequency planning is correct (Select 2 Answers)?
- A. There are generally 23 non-overlapping channels available in China at 5 GHz.
- B. 2.4 GHz generally uses 1, 6, and 11 three non-overlapping channels for coverage.
- C. If the AP is dual-frequency, it is recommended to use the 5G priority function.
- D. Microwave interference will occur in the full 2.4GHz band.
Answer: B,C
NEW QUESTION 37
Regarding the telnet management of the AC6605, the following statement is wrong.
- A. telnet can be authenticated based on username and password. The transmission is encrypted and therefore quite secure.
- B. telnet is a way to remotely manage AC The
- C. telnet service can be configured separately on the wired side and the wireless side of the AC.
- D. telnet service is disabled by default on the AC The
Answer: A
NEW QUESTION 38
What is the maximum number and the minimum number of AP that can be managed by the ACU2 board of the Huawei plug-in controller?
- A. 2048, 128
- B. 2048, 4
- C. 1024, 4
- D. 1024, 128
Answer: A
NEW QUESTION 39
When the coverage area is more and more severe in the 1 channel of the 2.4 GHz band, adjusting the device to 3 channels can effectively reduce interference.
- A. False
- B. True
Answer: A
NEW QUESTION 40
Which of the following statement is correct? (Multiple Choice)
- A. WDS can transmit the Cable Network Information by wireless networks as the relay architecture. Take this, the Network Information can be transferred to another wireless network environment, or another cable network.
- B. WDS can process bridge (relay) between the Wireless AP through Wireless, but the wireless AP of bridge cannot provide the cover function at the same time.
- C. Wireless network bridge function usually refers to the one-to-one, but WDS architecture can do one-to-many.
- D. Because through the Wireless Network to form a virtual network line, so the WDS also known as the wireless network bridge function.
Answer: A,C,D
NEW QUESTION 41
802.11 has three frame types, which are (Select 3 Answers).
- A. Control frame
- B. Management frame
- C. Data frame
- D. Service frame
Answer: A,B,C
NEW QUESTION 42
Connected by multiple AP and network infrastructure mode of distributed system, also known as ().
- A. Basic Service Set
- B. Basic Service Area
- C. Extended Service Set
- D. Extended Service Area
Answer: C
NEW QUESTION 43
In the 802.11 frame, which address bit of the Address bit represents the address of the frame receiving end?
- A. Address 2
- B. Address 4
- C. Address 3
- D. Address 1
Answer: D
NEW QUESTION 44
Which of the following standards organizations is implementing WLAN technology interoperability for WLAN device authentication?
- A. IEEE
- B. WiFi Alliance
- C. IETF
- D. FCC
Answer: B
NEW QUESTION 45
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 46
The port number of the control packet of the CAPWAP tunneling protocol is
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 47
What are the common causes for AP can't get IP address? (Multiple Choice)
- A. the configuration of address pool is not correct
- B. address pool use up
- C. Intermediate network problem
- D. POE Power supply failure
Answer: A,B,C
NEW QUESTION 48
The BSSID is actually the MAC address of the AP and is used to identify the BSS managed by the AP.
- A. False
- B. True
Answer: A
NEW QUESTION 49
On a small WLAN network, two Fit AP, AP1 and AP2 are deployed. Now AP1 releases two signals, Huawei and HUAWEI. AP2 releases two signals, Huawei and admin, and asks for how many SSID and BSSID in the network?
- A. 3 , 4
- B. 4 , 4
- C. 3 , 3
- D. 4 , 3
Answer: A
NEW QUESTION 50
Which of the following rates is not the rate supported by the 802.11a protocol?
- A. 12Mbps
- B. 24Mbps
- C. 30Mbps
- D. 6Mbps
Answer: C
NEW QUESTION 51
If the AP fails to go online, which of the following commands can locate the AP because the version does not match?
- A. display ap global configuration
- B. display ap all
- C. display current-configuration
- D. display ac all
Answer: B
NEW QUESTION 52
In the WLAN high-density scenario, which of the following problems may occur without load balancing? (Multiple Choice)
- A. Reduce network tolerance
- B. Increase the risk of network congestion
- C. Increase the equipment burden of the AC
- D. Increase the equipment burden of a single AP
Answer: A,B,D
NEW QUESTION 53
The 802.11 physical layer standard defines some common operations of the wireless network at the physical layer, such as QoS, security, and roaming.
- A. False
- B. True
Answer: A
NEW QUESTION 54
In the Fit AP network, which of the following authentication methods does not require AC to participate during the authentication process?
- A. Portal authentication
- B. Shared key authentication
- C. 802.1X authentication
- D. PSK authentication
Answer: B
NEW QUESTION 55
In the frame of 802.11, when Network employs WDS Model to improve the signal, what are the values of To DS and From DS?
- A. 1, 0
- B. 1, 1
- C. 0, 1
- D. 0, 0
Answer: B
NEW QUESTION 56
What are the upgrade modes of Huawei Wireless AP? (Multiple Choice)
- A. ftp-mode
- B. sftp-mode
- C. ap-mode
- D. ac-mode
Answer: A,B,D
NEW QUESTION 57
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