Which of the following device's power consumption is greater than 12.95w, traditional 802.11af devices cannot pass PoE and need to be powered by 802.3at or a local power supply?
A. WA2200-AG
B. WA2610E-AGN
C. WA2620E-AGN
D. WA2200X-AG
正解:C
質問 2:
When F FP IT AP cannot be registered online, what are the possible reasons? (Multiple choice)
A. AP is not powered on
B. The radio port configuration on the AC is incorrect
C. AP and AC routes are unreachable | The license on the AC is not enough
D. The DHCP address pool is full and the AP cannot get an IP address
E. The AP template serial number on the AC is incorrectly configured
正解:A,C,D,E
質問 3:
In the process of wireless network survey, which of the following statements is correct? (Multiple choice)
A. When deploying indoor multiple APs, in order to meet the wireless application requirements of a certain user density, the appropriate AP installation location, installation method, transmission power, etc. Reduce the number of visible signals in the three-dimensional space as much as possible.
B. When deploying indoor multiple APs, in order to ensure a good signal strength index, the AP should work at the maximum transmit power, and attention should be paid to the channel division between APs.
C. When conducting wireless network surveys, it is necessary to ensure that the coverage area is the same as the actual application area. When the signal coverage is affected by obstacles and the wireless signal coverage cannot meet the actual application requirements, the deployment plan needs to be adjusted in time.
D. When planning signal coverage in a three-dimensional space, the problem of signal leakage across floors is unavoidable. Therefore, the degradation of wireless link quality caused by signal leakage needs to be considered and optimized.
正解:A,C,D
質問 4:
Which APs can work in both 802.11an and 802.11gn modes at the same time? (Multiple choice)
A. WA2610E-AGN
B. WA2620E-AGN
C. WA2620-AGN
D. WA2220X-AGE
E. WA2612-AGN
正解:B,C
質問 5:
The H3C wireless controller uses the command "wlan service--template 1 clear" to define service--template 1 as a non-encrypted service--template. How to modify it to an encrypted service--template?
A. You cannot modify the encryption type of the existing wlan service-template 1. You can only delete the original service-template 1, and then create a new service-template 1 through the command "wlan service-template crypto" to modify it to the purpose of the encryption type, but if wlan service-template1 has been applied to the radio of the AP, the relevant application needs to be released first.
B. First try to enter "service-template disable" in service-template 1, then enter "wlan service-template 1 crypto" in the global view, and finally enter in the service-template 1 view.
C. Enter the command "wlan service-template 1 crypto"
D. wlan service-template 1 has been applied to the radio of the AP, you need to cancel the application first and then enter the command "wlanservice-template 1 crypto". If wlan service-template 1 is not applied, directly enter the command "wlan service-template 1" crypto".
正解:A
質問 6:
Which of the following are the shortcomings of FAT AP? (Multiple choice)
A. The configuration of the FAT AP is saved on the AP, and the loss of the AP device can cause the leakage of the system configuration
B. FAT AP software is stored on the AP, and the software needs to be upgraded one by one when the software is upgraded, which requires a lot of maintenance work
C. Each FAT AP supports individual configuration, and building a large network has a huge workload for AP configuration
D. No wireless controller required, can work independently
正解:A,B,C
質問 7:
Regarding the MAC layer of 802.11, which is correct? (Multiple choice)
A. 802.11 MAC messages are divided into data frames, control frames and management frames.
B. The MAC layer of 802.11 is responsible for the communication between the client and the AP. The main functions include scanning, authentication and association.
C. Control frames are control messages that assist in sending data frames, such as RTS, CTS, ACK, etc.
D. The management frame is responsible for the ability level interaction, authentication, association and other management tasks between STA and AP. For example, the Beacon frame is a kind of management frame
正解:A,B,C,D
質問 8:
The wireless technology features below H3C can meet the requirements of government industry customers for security and confidentiality.
A. WAPI
正解:A
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Ebihara -
GB0-341-ENU必要となる基礎を幅広く習得させたいという思いでした。