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Question 86/136
Which of the following two are PoE's power supply standards (Select 2 Answers)?
Correct Answer: A,C
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- Other Question (136q)
- Q1. Each AC device needs to specify the source IP address of the AC to establish a CAPWAP tunn...
- Q2. What are the WLAN operating bands (Select 2 Answers)?...
- Q3. The following description of the splitter and coupler is correct ....
- Q4. Radio frequency mainly use spread spectrum technology, which of the following technology i...
- Q5. Unlike the 802.11a/b/g standard, the 802.11n protocol is a dual-band mode of operation (su...
- Q6. Radio frequency mainly uses spread spectrum technology. Which of the following technologie...
- Q7. Each AC device needs to specify the source IP address of the AC to establish a CAPWAP tunn...
- Q8. Regarding the AP6610DN, the following statement is wrong....
- Q9. On a small WLAN network, two Fit AP, AP1 and AP2 are deployed. Now AP1 releases two signal...
- Q10. Which of the following options is the maximum rate supported by the 802.11g protocol?...
- Q11. Assume that the transmit power of AP is 1mW, it is () dBm after converted to dBm....
- Q12. The electrical performance indicators of Antenna do not include ()....
- Q13. Which of the following standards organization for the WLAN device is certified to achieve ...
- Q14. Which of the following are factors that need to be considered for AP capacity planning (Se...
- Q15. The AC6605 supports three ways to establish AP and AC interworking. What are the options (...
- Q16. Which of the following commands can be used to view the AC current configuration?...
- Q17. What is the working frequency band used in the original 802.11 protocol?...
- Q18. Configure the authentication mode of the AP. What are the authentication modes supported b...
- Q19. Which type of message is used in the 802.11 frame for the terminal to receive data packets...
- Q20. During the implementation of the project, the engineer A deployed a large number of APs. A...
- Q21. WDS technique improves the flexibility and convenience of the whole network structure, but...
- Q22. Which of the following options does belong to the EDCA parameters? (Multiple Choice)...
- Q23. When configuring a WLAN network, which template should the domain management template be b...
- Q24. Basic service set is the basic component of 802.11 network, consists of a set of workstati...
- Q25. The electrical performance indicators of the antenna include (Select 3 Answers)....
- Q26. Which modulation method does the following picture belong to?...
- Q27. Which of the following options are part of the 802.11b/g protocol (Select 3 Answers)?...
- Q28. What is the maximum number of APs that can be managed by the ACU board of the Huawei plug-...
- Q29. Which is the indicator that used to describe the convergence extent of the antenna on the ...
- Q30. The MEth0/0/1 interface on the AC6605 is used for inband network management. The default a...
- Q31. In 1999, the IEEE 802.11a standard was developed. The standard specifies that the WLAN ope...
- Q32. What is the working frequency band used by the original 802.11 protocol?...
- Q33. Which technology is below the wireless metropolitan area network?...
- Q34. Which of the following standards is WLAN (Select 2 Answers)?...
- Q35. What kind of technology is implemented by the 802.11a protocol?...
- Q36. To avoid reconfiguration of data when an AP on the network is faulty, you can quickly repl...
- Q37. In the process of discovering the AC by the thin AP, the first step is to check whether th...
- Q38. A 10 layer building need to cover the WLAN signal, as for the floor block, WLAN signal fre...
- Q39. In the WLAN, ACK frame belongs to what type of frame?...
- Q40. In the WLAN network configuration, what command must be executed on the AC6605 to deliver ...
- Q41. If the terminal supports both 5 GHz and 2.4 GHz functions at the same time, the AP can be ...
- Q42. If the AP wants to obtain the IP address of the AC through the DNS server, first obtain th...
- Q43. In the WDS networking, what is used to establish a bridge connection between two wireless ...
- Q44. Which of the following option is a prerequisite for starting load balancing function based...
- Q45. Which configuration methods does the wireless controller support (Select 3 Answers)?...
- Q46. The following options are prerequisites for starting the Huawei load balancing function....
- Q47. AP can provide power and data transmission through the POE switcher....
- Q48. What are the common causes for AP can't get IP address? (Multiple Choice)...
- Q49. The BSSID is actually the MAC address of the AP and is used to identify the BSS managed by...
- Q50. What is the wireless client's active scanning to get the surrounding wireless network info...
- Q51. How many channels can the 2.4 GHz band be divided into?...
- Q52. The following is a description of TKIP encryption. The error is ....
- Q53. The eSight network management system is Huawei's dedicated network management platform, bu...
- Q54. In the WDS point-to-point network, the backbone link between the Root AP and the Leaf AP i...
- Q55. With which of the following ways does the antenna get the gain?...
- Q56. In the PoE terminology, the PSU is called the Power Supply Unit, which refers to the power...
- Q57. For the CAPWAP protocol, the following description is wrong....
- Q58. Which algorithm is used for CCMP encryption?
- Q59. Which of the following materials does the WLAN signal pass have less penetration loss? (Mu...
- Q60. Which of the following statement are correct about the classification of the antenna? (Mul...
- Q61. If you want to get better covered effect, you should enable the AP signal ( ) through the ...
- Q62. The naming of the "AP6010DN" is incorrect.
- Q63. The AP or AC performing the connectivity test must be online....
- Q64. For AP of distribution type indoor, which of the following description is correct?...
- Q65. How many channels does China support in the 2.4 GHz band?...
- Q66. What is the coverage of the AP (Select 3 Answers)....
- Q67. Wireless client passive scanning is obtained by receiving what frames to get the wireless ...
- Q68. What is the recommended AC-ID for the Huawei wireless controller when configuring the WLAN...
- Q69. Upgrading AP through FTP Mode need to ensure the servers of AP and FTP can communicate, an...
- Q70. Which of the following options will cause users to not find a wireless network signal (Sel...
- Q71. Process WLAN planning in single area, which of the following factors affect the number of ...
- Q72. In the 802.11 frame, which is responsible for supervision, mainly used to join or exit the...
- Q73. The port of the CAPWAP protocol control channel is UDP5247, and the port of the data chann...
- Q74. MIMO (Multiple input and Multiple output), that is, Multiple input Multiple output, using ...
- Q75. MIMO (Multiple input and multiple output), that is, multiple input and multiple output, wi...
- Q76. How many channels can the 2.4 GHz band be divided into?...
- Q77. In the 802.1 X protocol, you must have () to complete the user authentication and authoriz...
- Q78. Which command is used by Huawei AC to view information about online access users?...
- Q79. If an enterprise wireless network networking mode is direct forwarding, the thin AP can co...
- Q80. What are the rates that 802.11a can support?
- Q81. In an 802.11 frame, the terminal needs to obtain access rights to the wireless medium. Whi...
- Q82. In WLAN, the AP has been always working in a half-duplex state....
- Q83. In the Fit AP network, which of the following authentication methods does not require AC t...
- Q84. The two commonly used units describing antenna gain are dBi and dBd, and the conversion re...
- Q85. The equipment manufacturer can usually be judged according to the following....
- Q86. Which of the following two are PoE's power supply standards (Select 2 Answers)?...
- Q87. The 802.11 physical layer standard defines some common operations of the wireless network ...
- Q88. What is the maximum number and the minimum number of AP that can be managed by the ACU2 bo...
- Q89. Huawei AP can also implement AP-based load balancing in Fat AP mode....
- Q90. The common reason why an AP cannot obtain an IP address is (ABC) (Select 3 Answers)....
- Q91. What is the area covered by a single AP?
- Q92. If the terminal supports both 5 GHz and 2.4 GHz functions, the AP can be configured to con...
- Q93. The equipment manufacturer can usually be judged according to ( )....
- Q94. About the AP access control mode, which of the following statements is wrong? (Multiple ch...
- Q95. In the 802.11 frame, what is the correct correspondence between the Type and the frame for...
- Q96. Regarding the functional characteristics of the AP6010SN, the following statement is corre...
- Q97. What technology does 802.11n support for antenna multiplexing?...
- Q98. Which of the following commands can be configured to enter the WLAN view?...
- Q99. The port number of the control packet of the CAPWAP tunneling protocol is...
- Q100. If the AP works in infrastructure mode, the AP's working state is full-duplex mode....
- Q101. What are the main contents of the CAPWAP protocol (Select 3 Answers)?...
- Q102. The lobe width is a very important parameter commonly used in directional antennas. It ref...
- Q103. About the statements of SSID, which of the following is wrong?...
- Q104. Which of the following statement about ap-group is correct? (Multiple choice)...
- Q105. In the following Huawei AP, which can support 802.11ac? (Multiple Choice)...
- Q106. Among the following options, is the reason for using 5G priority access....
- Q107. Which of the following Huawei APs supports SFP fiber interfaces?...
- Q108. Which of the following are related parameters of the Traffic template (Select 2 Answers)....
- Q109. Which of the following statements is correct (Select 3 Answers)?...
- Q110. If the coverage area has a higher demand on WLAN capacity, it should consider the construc...
- Q111. Which methods are commonly used to solve same frequency interference? (Multiple choice)...
- Q112. The following statement about frequency planning is correct (Select 2 Answers)?...
- Q113. Capacity planning mainly estimates the number of APs needed to meet the traffic volume in ...
- Q114. Various pipes, metal keels and aluminum alloy gussets in the ceiling will have a greater i...
- Q115. Which of the following can be done to protect WLAN security? (Multiple choice)...
- Q116. Which of the following description for PSK certification is correct? (Multiple Choice)...
- Q117. Which of the following description is wrong about CAPWAP protocol?...
- Q118. What is the name of the first radio communication network based on packet technology?...
- Q119. If a wireless client wants to connect to a WLAN through an AP, what does it connect to ove...
- Q120. Which of the following protocols are IEEE 802.11 standards Select 3 Answers)?...
- Q121. If the forwarding mode of an enterprise wireless network is direct forwarding, the Fit AP ...
- Q122. Which of the following can be done to protect WLAN security (Select 3 Answers)?...
- Q123. Which of the following options is the maximum rate supported by the 802.11g protocol?...
- Q124. In the 802.11 frame, what type of frame does the STA's association request and authenticat...
- Q125. For outdoor WLAN coverage, the following statement is correct (Select 3 Answers)....
- Q126. What is the function of the AC in the wireless network (Select 3 Answers)?...
- Q127. What are the reasons why APs cannot go online (Select 3 Answers)?...
- Q128. In 802.11 frame through which parameters to restructure the frame pieces?...
- Q129. Which of the following protocols can support both the 2.4 GHz band and the 5 GHz band?...
- Q130. Because 802.11a supports the same maximum rate as 802.11g supports, the 802.11a protocol i...
- Q131. Among the following options, it is not the main purpose of roaming....
- Q132. Which of the following factors will affect the coverage of WLAN outdoor scenes? (Multiple ...
- Q133. What is the parameter used in the 802.11 frame to check the integrity of the received fram...
- Q134. 802.11b supports () channels in the United States, where one channel does not overlap?...
- Q135. 802.11b is a protocol based on Orthogonal Frequency Division Multiplexing (OFDM) technolog...
- Q136. Various pipes, metal keel and aluminum pinch in the ceilings will bring a greater impact o...
