Real HCIP-WLAN-POEW V1.0 Exam Dumps H12-322_V1.0-ENU Dumps Questions

1. Which of the following is not a method to increase the coverage signal strength range?

2. What is the core of the wireless medical positioning system ?

3. Pre-sales network planning is a kind of business development, not a big project generally does not need to be undertaken.

4. The 14 channels in 2.4 GHz only support the 802.11b protocol, which is only available in Japan.

5. In the VRRP hot backup scenario, which of the following description of the WAC 's CAPWAP source address is correct?

6. When planning a LAN network and calculating the number of APs , only the bandwidth load needs to be considered.

7. Which of the following options is the most important reason for small and medium enterprises to use WLAN?

8. In order to prevent network attacks based on source address spoofing, the binding table matching check is performed on the received IP packets to prevent illegal packets from passing through the AP and improve the security of the network. Which of the following functions can be enabled?

9. The life cycle of Huawei's enterprise services has 5 different stages: Plan, Design, Implement, Operate, and Improve, referred to as PDTOI .

10. When deploying a WLAN network, a reasonable CCA threshold can be configured to reduce signal interference and increase the degree of channel reuse. If AP deployment is dense and you want to reduce the actual coverage area to ignore weak remote signals, and increase the CCA threshold.

11. By default, the period for AP to send Beacon frames is 100 TUs.

12. What does the AP shown in the figure below belong to?

13. In the WLAN Tester 2.0 heatmap, the tip box displays the information as shown in the figure below. According to the information in the figure, which statement is correct?

14. As shown in the figure below, the best channel of the AP in the lower left corner should be planned as :

15. Which of the following descriptions about using the WLAN Tester 2.0 tool to conduct site surveys is correct?

16. In a school dormitory scenario, WLAN needs to be deployed , and the customer proposes to maximize the bandwidth. Which of the following methods can best meet the customer's needs?

17. 20dBm converted into a power of 100mW , 23dBmconverted into a power

of200mW.

18. When planning indoor WLAN , it is recommended that the deployment height of omnidirectional antennas does not exceed 6m .

19. The fixed-length feeder used by AP9330DN has four specifications of 5m/10m/15m/20m . If it exceeds 20m, it needs to be cut to an appropriate length on site according to the actual situation.

20. In the WDS+ dual link scenario, the number of heartbeat packet detections should be set as:

21. During the WLAN security planning, in order to support the self-registration of visitors, it is recommended that the authentication method which is set for visitors is:

22. Which of the following are not the rail transit redundant service design?

23. In which of the following situations, the DHCP relay function must be enabled?

24. WLAN high-density venue services can achieve 100% user concurrency with a good experience .

25. A company wants to deploy outdoor WLAN, the AP equipment selected is Huawei outdoor AP6510DN. In order to save costs, engineers plan to directly supply power to the AP through AC6605. At this time, AC6605 just installed a 500W of PoE power modules, AC6605 work requires 120W of power, then how many AP6510DN can the AC6605 power?

26. Which of the following wireless applications has higher requirements to bandwidth and real-time?

27. Calculation formula of signal field strength (without considering factors such as interference and line loss) is:

28. In a project, the two sites are 3km apart , but there is an 18m high building in the middle of the two points, and there are no higher obstacles in other locations. When using 5G backhaul, how many meters should the installation height of the two sites be at least?

29. Within the coverage of WLAN , the accuracy of wireless positioning is closely related to AP signal coverage.

30. In WDS and Mesh networks, in order to avoid interference from other signals on the backbone link, the 2.4GHz frequency band is generally used as the frequency band for network backhaul.

31. In outdoor WLAN deployment scenarios, channel design must consider radar channel interference.

32. What AP models can be used for indoor WLAN deployment?

33. In the WLAN outdoor coverage scenario, in order to ensure the balance of the uplink and downlink, which of the following is the most effective way?

34. A 5dB coupler has a coupling degree of 5dB and an insertion loss of 2dB . If the input signal power is 17dBm , the output power of the coupling port is :

35. The correct process of the WLAN network planning is:

36. In WLAN outdoor scenarios, how many AT815SNs can be connected to AP6510DN at most?

37. In the AC dual-link cold standby network, when the priority of the active and standby ACs is the same, which condition will the AP compare to select the active AC first?

38. Which of the following authentication methods has the best security?

39. How much mw can 17dBm be converted into?

40. In the active /standby dual link scenario, the default setting of CAPWAP heartbeat is :

41. The indoor panel AP layout design must be equipped with 86 boxes for installation.

42. In the ACU2 solution of an independent AC board in a WLAN campus network project , the switch where the board is located and the ACU2 board are logically two independent network elements, that is, independent management equipment.

43. A certain park needs to achieve full WLAN coverage. The Park has a length and width of 100mx100m and a pole that can be installed in the middle. The capacity requirement is low. Which of the following antennas is most suitable for the above scenario?

44. In the HT40 mode, the main channel sends beacon messages and some data messages, and the auxiliary channel sends other messages.

45. Which of the following encryption algorithms has the highest security strength?

46. On the Huawei modular switch S12708, the ACU2 board supports a larger AP capacity than the X1E board.

47. WLAN network planning in the financial industry needs to consider the planning and design of Monitor AP to enhance security.

48. What is the operating temperature range of Huawei outdoor AP8130DN?

49. When using the WLAN planning tool, for areas that have coverage field strength requirements but do not have access to the number of people and bandwidth requirements, which type of area description should be used?

50. WLAN survey when engineers need to determine the coverage of the target customer requirements, currently covered are: major coverage target, secondary coverage target and special target, the field strength in the coverage targe need to be between -65dBm ~ -85dBm .

51. Under normal circumstances, when the material is the same thickness, which of the following obstacles will attenuate the 2.4GHz signal the most?

52. In the WLAN wireless city scenario, the throughput test of the wireless terminal is performed. Under the same conditions, which of the following descriptions is correct?

53. In a room sub-system, using AP9330DN , each indoor antenna can be set to a different channel to avoid co-frequency interference.

54. Xiao Zhang is a network administrator of a hotel. One day he found that the hotel visitors could not access the network normally. After checking, he found that the visitor’s device got the wrong IP address. In order to prevent this kind of attack, which of the following technology should be used in the network?

55. FAT AP is also called " fat " AP architecture or self-made structure. It is currently mainly used in large and medium-sized enterprise networks and is a mainstream architecture solution.

56. What is the default priority of VRRP?

57. Which of the following descriptions about the steps of Layer 2 roaming is wrong?

58. Which of the following objects or materials has the greatest penetration loss for WLAN signals ?

59. Which of the following is wrong about the Fresnel zone?

60. 400mW=()dBm

61. The user traffic of an enterprise's WLAN is not very large, and there is no traffic bottleneck problem in the network. For WLAN security, customers want to manage WLAN data in a unified manner. Which of the following networking methods can the customer choose ?

62. If an enterprise wants to deploy WLAN without interrupting the business , please choose () controller as the best strategy: 500 wireless terminals for the enterprise , including laptops, smart phones, wireless cameras, etc.; enterprise switching network access layer is 3700 series switches, the core layer is 5700 series switches, and the company's export is NE20 routers; enterprises need to implement user grouping and QOS strategies.

63. What kind of wireless frame is used when AP takes countermeasures against illegal terminals?

64. In the case of terminal support, which of the following encryption methods support fast roaming?

65. When AP8030DN is placed on the roof of a building to cover the outdoor area, it can usually cover the indoor area well.

66. For an open office area, there are 8 office areas, each office area has 10 people, each user requires a downlink bandwidth of 2Mbps , and the concurrent Internet access rate of all users is 80% . How many AP5030DNs are needed for this floor of office building ? The

measured rate ofeachAPis about80Mbps, without considering other factors such as attenuation and interference, only the number of APs is calculated from the bandwidth .

67. In the process of WLAN site survey personnel using WLAN Survery Pad engineering survey tool investigating, it needs to add the Pin to the location of the special information to be recorded. Pin label supports five major function of viewing records, photographs, text recording, voice recording and deleting marked.

68. A large enterprise wants to build an office network based on WLAN , and now wants to run a routing protocol between two core switches and multiple ACs . It requires the use of an open standard IGP protocol and supports the area division function. Which of the following protocols is the most preferred?

69. How much dB is the angle at which the directional antenna attenuates the main lobe width of the phenomenon?

70. The transmit power of AP6310SN is 27dBm . After a two-power splitter (insertion loss 0.5dB), one port is connected to a 3dBi omnidirectional antenna, and the other port is connected to a 7dB i antenna, then the output power of the two antennas (without considering the feeder and interface loss) respectively are: