Get Huawei H12-311-ENU Dumps Questions [2021] To Gain Brilliant Result
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NEW QUESTION 72
If the wireless client wants to connect to the WLAN through the AP, then through what is it connected to the wireless network?
- A. SSID
- B. BSA
- C. BSID
- D. IBSS
Answer: A
NEW QUESTION 73
The AP can provide power and data transmission through the POE switch.
- A. True
- B. False
Answer: A
NEW QUESTION 74
When PPPoE authentication is used in WLAN, it has nothing to do with the authentication encryption used by the WLAN itself.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 75
In the 802.11 frame, when the network uses the WDS model for signal transmission, what are the values of To DS and From DS, respectively?
- A. 0,1
- B. 0,0
- C. 1,1
- D. 1,0
Answer: B
NEW QUESTION 76
What technology does 802.11n support for antenna multiplexing?
- A. Spatial coding
- B. Short GI
- C. Multiple antenna scan output
- D. MIMO
Answer: D
NEW QUESTION 77
The following options are prerequisites for starting the Huawei load balancing function.
- A. STA can scan APs that are load balanced with each other.
- B. AP belongs to the same type
- C. The AP is under the same AC management, and the signals between the APs overlap.
- D. AP's output power setting is consistent
Answer: C
NEW QUESTION 78
What are the reasons why users may not be able to connect to the WLAN properly? (Multiple choice)
- A. Weak wireless signal
- B. There are many sources of signal interference around
- C. AP has too many connected users
- D. AP is blacklisted
Answer: A,B,C,D
NEW QUESTION 79
What is the 2.4 GHz frequency band non-overlapping channels?
- A. 1,6,11
- B. 3,7,13
- C. 2,7,12
- D. 3,8,13
Answer: A
NEW QUESTION 80
Which of the following descriptions about the service VLAN are correct? (Multiple Choice)
- A. Mainly responsible for transmitting data when WLAN users access the Internet.
- B. Service VLAN under the VAP template
- C. Responsible for the establishment of CAPWAP tunnel between AC and AP
- D. The device interface is connected to the PVID of the AP.
Answer: A,B
NEW QUESTION 81
When an 802.11 packet sent by a STA enters the Ethernet through the AP, it is converted into an 802.3 packet, which is not a priority mapping method.
- A. Map the priorities according to UP.
- B. Different priorities according to different VAP settings
- C. No priority mapping
- D. According to the order in which the packets arrive at the AP
Answer: D
NEW QUESTION 82
MIMO antenna configuration is usually expressed as "M * N", what M and N each means? (Multiple choice)
- A. N means the number of receiving antennas
- B. M means the number of transmitting antennas
- C. N means the number of transmitting antennas
- D. M means the number of receiving antennas
Answer: A,B
NEW QUESTION 83
What are the options that can be configured under sevice-set (Select 3 Answers)?
- A. Can call wlan-ess interface and configure service-vlan
- B. can be bound to wmm-profile
- C. You can configure the forwarding mode as direct-forward or tunnel-forward
- D. The SSID string can be configured via ssid xxxx
Answer: A,C,D
NEW QUESTION 84
The AP and the antenna can be connected.
- A. CATV coaxial cable
- B. 50 ohm RF coaxial cable
- C. Power cable
- D. Network cable
Answer: B
NEW QUESTION 85
Which of the following are the Huawei AC load balancing judgment method? (Multiple Choice)
- A. AP power consumption mode
- B. Virtual switching method
- C. Session mode
- D. Traffic mode
Answer: C,D
NEW QUESTION 86
AAA is a management framework that is implemented using more common protocols.
- A. 802.11a/b/g/n
- B. RADIUS
- C. 802.1X
- D. CAPWAP
Answer: B
NEW QUESTION 87
When WLAN planning is performed in a single area, the factors affecting the number of APs deployed are (Select 3 Answers).
- A. Size of the area
- B. Number of network ports
- C. Field strength and bandwidth requirements
- D. Number of people accessing in the area
Answer: A,C,D
NEW QUESTION 88
The following statement about SSID is wrong.
- A. The same SSID signal can be released on two sets of antennas of one AP.
- B. Multiple different SSIDs can be released on one AP
- C. There is no limit to the number of SSIDs that can be configured on an AP.
- D. The same SSID can be released on multiple APs.
Answer: C
NEW QUESTION 89
After passing, C. passing, after not following the following two-link backup networking, the description is incorrect.
- A. The network service configuration on the active and standby ACs must be consistent.
- B. Dual-link backup technology improves network reliability and ensures business stability in important nodes of the network.
- C. In the process of establishing an active/standby link between the AP and the active and standby ACs, the link established first must be the primary link.
- D. The standby AC should always be in the power-on state.
Answer: C
NEW QUESTION 90
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