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NEW QUESTION 1
There are three types of Huawei load balancing judgment: traffic mode, session mode, and virtual switch mode.
- A. True
- B. False
Answer: B
NEW QUESTION 2
What is the network consisting of a wireless AP and associated wireless clients?
- A. IBSS
- B. BSS
- C. ESS
- D. NSS
Answer: B
NEW QUESTION 3
Which of the following statements is correct (Select 3 Answers)?
- A. WDS can transmit the data of the wired network through the wireless network as a relay architecture, thereby transmitting the network data to another wireless network environment or another wired network.
- B. The wireless network bridging function usually refers to one-to-one, but the WDS architecture can do one-to-many.
- C. WDS allows wireless APs to bridge (relay) wirelessly, but bridged wireless APs cannot provide coverage at the same time.
- D. Because virtual network lines are formed through wireless networks, WDS is also called wireless network bridging.
Answer: ABD
NEW QUESTION 4
When wireless network engineers are planning for WLAN networks, the purpose of RF simul-ation is (ABC) (Select 3 Answers).
- A. Simulate signal coverage, find blind areas
- B. Obtain field strength distribution at different locations
- C. Obtain the current signal-to-noise ratio at different locations
- D. Obtain the available bandwidth at different locations
Answer: ABC
NEW QUESTION 5
When the channel interference of the 2.4 GHz band is large and severe, the device is adjusted to 3 channels, which can effectively reduce interference.
- A. True
- B. False
Answer: B
NEW QUESTION 6
To avoid reconfiguration of data when an AP on the network is faulty, you can quickly replace APs by configuring AP replacement.
- A. True
- B. False
Answer: A
NEW QUESTION 7
How many channels can the 2.4 GHz band be divided into?
- A. 14
- B. 13
- C. 11
- D. 3
Answer: A
NEW QUESTION 8
What are the modulation methods (Select 3 Answers) depending on the signal parameters being controlled?
- A. amplitude modulation
- B. frequency modulation
- C. phase modulation
- D. modulation
Answer: ABC
NEW QUESTION 9
In WLAN, the AP has been working in a half-duplex state.
- A. True
- B. False
Answer: A
NEW QUESTION 10
The AP or AC performing the connectivity test must be online.
- A. True
- B. False
Answer: A
NEW QUESTION 11
The number of APs supported by the AC6605 by default is.
- A. 4
- B. 8
- C. 10
Answer: A
NEW QUESTION 12
In 1999, the IEEE 802.11a standard was developed. The standard specifies that the WLAN operating frequency band is 5.15 to 5.825 GHz, and the data transmission rate reaches 11 Mbps.
- A. True
- B. False
Answer: B
NEW QUESTION 13
Huawei's AP products can only support one SSID.
- A. True
- B. False
Answer: B
NEW QUESTION 14
In the process of discovering the AC by the thin AP, the first step is to check whether there is a list of pre-configured static AC IP addresses.
- A. True
- B. False
Answer: A
NEW QUESTION 15
Regarding the AP6610DN, the following statement is wrong.
- A. AP6610DN is an enhanced outdoor AP
- B. AP6610DN is a dual-band AP, in which the 5GHz band can be used for both wireless bridging and user access.
- C. AP6610 only has one Ethernet interface, the maximum bandwidth is 1000M
- D. AP66010DN supports both Ethernet interface and fiber interfac
Answer: C
NEW QUESTION 16
Because 802.11a supports the same maximum rate as 802.11g supports, the 802.11a protocol is backward compatible with the 802.11g protocol.
- A. True
- B. False
Answer: B
NEW QUESTION 17
Which of the following can be done to protect WLAN security (Select 3 Answers)?
- A. Authentication
- B. Encryption
- C. System protection
- D. Control traffic
Answer: ABC
NEW QUESTION 18
WLAN APs can be powered by (Select 3 Answers).
- A. POE switch
- B. POE adapter
- C. Independent power adapter
- D. RF cable
Answer: ABC
NEW QUESTION 19
For the polarization of electromagnetic waves, the following description is correct (Select 3 Answers).
- A. The antenna radiates electromagnetic waves to the surrounding space, and the direction of the electric field changes according to a certain law.
- B. The polarization of the antenna refers to the direction of the magnetic field strength formed by the antenna radiation.
- C. If the electric field of the electric wave is perpendicular to the ground, we call it a vertically polarized wave.
- D. If the transmitting antenna is circularly polarized, the receiving antenna must also be circularly polarized, and both polarization directions must be the same
Answer: ABD
NEW QUESTION 20
The upgrade operation of the Huawei wireless controller AC6605 can only be performed on the wired side of the controller.
- A. True
- B. False
Answer: A
NEW QUESTION 21
Which type of message is used in the 802.11 frame for the terminal to receive data packets in the power saving mode? B
- A. RTS
- B. CTS
- C. ACK
- D. PS-Poll
Answer: B
NEW QUESTION 22
The following statement about frequency planning is correct (Select 2 Answers)?
- A. 2.4 GHz generally uses 1, 6, and 11 three non-overlapping channels for coverage.
- B. There are generally 23 non-overlapping channels available in China at 5 GHz.
- C. Microwave interference will occur in the full 2.4GHz band.
- D. If the AP is dual-frequency, it is recommended to use the 5G priority functio
Answer: AD
NEW QUESTION 23
In the 802.11 frame, the interframe space between RTS and CTS is ()?
- A. SIFS
- B. IFS
- C. DIFS
- D. PIFS
Answer: A
NEW QUESTION 24
If an enterprise wireless network networking mode is direct forwarding, the thin AP can convert the
802.11 data packet into an Ethernet packet, and then encapsulate the packet into a CAPWAP encapsulation and transmit the data packet to the AC through the CAPWAP tunnel.
- A. True
- B. False
Answer: B
NEW QUESTION 25
What are the rates that 802.11g can support?
- A. 1,2,5.5,11&6,9,12,18,24,30,36,48,54 Mbps
- B. 6,9,12,18,24,36,48,54 Mbps
- C. 1,2,5.5,11&6,9,12,18,24,36,48,54 Mbps
- D. 6,9,12,18,24,30,36,48,54 Mbps
Answer: C
NEW QUESTION 26
The electrical performance indicators of the antenna include (Select 3 Answers).
- A. Gain
- B. Lobe width
- C. Power size
- D. Polarization mode
Answer: ABD
NEW QUESTION 27
The correct statement about WDS is (Select 2 Answers)?
- A. Connect two separate LAN segments through a wireless bridge and provide data transmissionbetween them
- B. WDS uses the 2.4GHz band as the bridge frequency band by default.
- C. Scalability is good, and there is no need to lay new wired connections and deploy more APs
- D. Huawei indoor AP does not support WDS functio
Answer: AC
NEW QUESTION 28
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