User information of a department is dispersed in different OUs. To better manage user information of an enterprise, the administrator adds user information of a same department to a same group, and adds all groups to an OU. Which of the following synchronization types best applies to this enterprise?
On a WLAN network, AP group ap-group1 and WIDS profile wids1 are configured. Which of the following is the correct procedure to configure rogue device countermeasure against an AP that forges SSID huawei?
If a small AP that can accommodate up to 90 people is deployed with 3 APs, the CAC can be configured on each AP to limit the number of users to 30. If the SSID is hidden, the load balancing between APs can be implemented indirectly.
A company has deployed a WLAN, and all APs are transmitting WLAN services. The company needs to upgrade AP versions. Which of the following upgrade methods is recommended to minimize the impact on user services?
On a WLAN with the WIDS function enabled, which of the following devices will NOT trigger rogue device alarms after they are identified as rogue devices? (Multiple Choice)
On the N+1 backup network, AC3 is the standby AC of AC1 and AC2. The number of online APs on the primary AC1 is 1024, the number of APs is 2048, and the number of online APs on the primary AC2 is 512. What is the minimum number of APs that should be entered, and what is the minimum number of APs that can be configured on AC3?
Regarding the processing of the WLAN dual-system hot standby to the server, the following statement is correct?
In indoor environments, the reflection, refraction, diffraction and scattering of signals by walls and other obstacles are the main factors affecting the quality of the link, and the Fresnel region is also an important factor.
Devices must be added to different groups on the Agile Controller to facilitate rule delivery.
Smart roaming ensures that each STA can associate with the AP nearest to it. It implements load balance among APs.
In the same-frequency mesh network, the transmission bandwidth of two APs is about 200M. What is the average transmission bandwidth when an AP is added?
An enterprise needs to upgrade the AC. Which of the following methods is used to upload the upgrade file to the AC?
Through intelligent roaming, ensure that each terminal is associated with the AP closest to itself, achieving load balancing between APs.
In the scenario of N+1 backup or dual-link cold backup, the interval and the number of times that the CAPWAP heartbeat detection interval is set to be small can effectively improve the service interruption time of the main link abnormality and does not affect the reliability of the CAPWAP link.
Which of the following statements about APs and STAs are TRUE during an active/standby switchover in dual-link HSB mode? (Multiple Choice)
In intelligent roaming, 802.11k sticky terminals are not supported, and they need to be scanned to obtain information about neighboring APs to determine whether there are better neighbor APs.
According to the detection result reported by the AP, the AC can obtain the neighbor relationship between the AP and the neighboring devices, and the neighbor relationships of all the radio devices (including the legal AP, the rogue AP, and the non-Wi-Fi interference device) in the entire AC, as shown in the following figure: The reported data is too large. Only the legal neighbors whose signal strength is greater than -85dBm and the illegal neighbors whose signal strength is greater than ()dBm are reported here?
Multiple AD directory servers are used as external source on a large-scale network. Some user information fails to be synchronized to the Agile Controller. What is the possible cause of the failure? (Multiple Choice)
As shown in the figure, for the part of the RF tuning process, the following steps are correct for the RF tuning operation steps?
During deployment of a long-distance point-to-point RF communication link, what is the distance between the receive and transmit antennas when impact of the Earth curvature should be considered?
To quickly obtain information about the AC from which an STA goes online, the online status of al ACs in the roaming group and STAs must be saved on each AC.
In smart roaming, an AP specifies the target AP for 802.11v-capable STAs. In this way, STAs actively roam to the target AP, and the original AP does not need to kick the STAs offline.
When the user uses the WPA2-802.1x security policy and the STA supports the fast roaming technology, the user does not need to complete the 802.1x authentication process during the roaming process.
Which of the following radio calibration modes are supported by Huawei devices? (Multiple Choice)
When using the Agile Controller to synchronize data, an engineer finds that information of the following users cannot be synchronized: Jack=boss/ Mike=leader/ Mary=manager, Ann=girlfriend. There are no duplicate user names in the related user groups or OUs. What may cause the synchronization failure?
In the wireless access authentication, the Agile Controller can support multiple authentication modes. What is wrong with the following description of the Agile Controller authentication?
Packet-based power control allows an AP to select a transmit power to send data packets to a STA each time based on the current signal strength of the STA. If the AP detects that the signal strength of the STA is strong, the AP uses a low transmit power to send packets. If the AP detects that the signal strength of the STA is weak, the AP uses a high transmit power to send packets.
A company needs to build a large VLAN three-tier network in its office building. There are a large number of employees in the office building, and employees will pick up the WLAN network at the entrance of the office building and roam to their respective work areas. The company has deployed a wired network and has a mature wired network management mechanism. It is hoped that the newly deployed WLAN network can be managed and maintained with the original wired network. The planned IP address of the AC is 172.168.11.1. The network engineer is planning the WLAN. When networking, what is the correct way to do this?
In the channel switching service uninterrupted feature, the time that the AP and the terminal agree to switch the channel synchronously is based on the beacon frame. The two parties agree to switch the channel synchronously after the time node of the certain beacon frame.
In the figure, transparent transmission of STP packets may cause mutual impact between bops. To prevent the impact, which statement about STP is TRUE?
What user identity authentication modes does the Agile Controller support? (Multiple Choice)
Load balancing can be implemented among APs that are not connected to the same AC, but STAs can scan the SSIDs of the APs on which load balancing is implemented.
Which of the following statements is TRUE about the DN parameter in the directory server?
On an intra-frequency Mesh network, two APs provide 200 Mbps bandwidth. Which is the average bandwidth if one more AP is added to the network?
As shown in the figure, in the Mesh networking, what is required to enable the STP spanning tree protocol?
From the roaming process, which of the following processes does roaming need to go through?
As shown in the following figure, the forwarding of data traffic before roaming is STA-HAP-HAC-upper-layer network. After Layer 2 roaming, what is the forwarding traffic of data?
In the hot standby, the following statement about the HSB backup channel is wrong?
In a WLAN project, when an engineer upgrades the AC, the AC system is damaged due to an accidental power failure. In which case can the AC be upgraded in the following way?
Which of the following statements are FALSE about the DN code "DN:CN=Jack, OU=Enterprise, OU=Huawei/DC=AD/ DC=Huawei"? (Multiple Choice)
When a large-scale enterprise deploys a WLAN Layer 3 network, you need to configure the Option 43 field on the Windows 2003 DHCP server to notify the AP of the IP address of the AC. The IP address of the AC is 10.23.100.1. Which of the following is required in the Option 43 field on the DHCP server?
On the N+1 backup network, AC3 is configured with the global priority of 5, and AC1 and AC2 are configured with the global priority of 6. The AC1 priority is set to 3 on AC1 and the AP3 priority is set to 3 on AC1 and AC2. When AC3 is unloaded, which AC device will AP1, AP2, AP3, and AP4 access?
An engineer wants to use the Agile Controller as the Portal server and synchronize data from an external source. No exceptions occur in the synchronization, but Portal authentication frequently fails. What is the possible cause? (Multiple Choice)
The Agile Controller fails to connect to the AD server during the configuration of the Agile Controller. The AD server IP address and synchronization account and password are all correct, and no additional configuration is performed for the AD server. The configuration is shown in the following figure. What causes the connection failure? (Multiple Choice)
Which of the following statements about the default configuration of common dual-link cold standby parameters is TRUE?
As shown in the figure, a point-to-point communication link with a length of 10km, the obstacle height in the link is 12.2m, the distance between the tree and one of the antennas is 4km, and the radius of the Fresnel zone at 4km is calculated. If the signal transmission frequency is 5.8 GHz, refer to the following formula according to the actual situation. What is the minimum installation height of the transmitting and receiving antenna from the ground?
Which of the following statements are TRUE about communication between the active/standby ACs with servers in WLAN HSB mode? (Multiple Choice)
When the dual-link hot standby switchover is performed, what is the correct behavior about the AP and the user?
In a scenario that uses the Agile Controller to implement admission control, which of the following statements is TRUE about the roles of the RADIUS server/client?
On a WLAN network, the AP group name is ap-group and the WIDS template is wids. Now you need to enable the WIDS device counter-function and counter the counterfeit SSID=huawei AP. As shown in the figure, the following configuration is correct?
In Layer 3 roaming, STAs roam from one AP to another AP, and the service VLANs of the corresponding VAPs change. After roaming, data packets of the STAs are sent to the service VLAN of the AP to which STAs roam.
As shown in the figure, in a large enterprise WLAN network, the network administrator of the company recently discovered that the WLAN network traffic is abnormal, and the ping gateway has a delay or a large amount of packet loss. After excluding other possibilities, it is suspected that an illegal network attack has occurred. Which kind of illegal attack is the most likely?
In intelligent roaming, for a terminal that does not support 802.11v or a fake 802.11v terminal, the AC notifies the current AP that the sticky user is offline and sends a blacklist to the currently associated AP.
Regarding the description of Layer 2 roaming and Layer 3 roaming, is the following statement correct?
When dual-link hot backup is enabled, the administrator enables the dual-link backup function, but the heartbeat interval and number of times are not modified. By default, the time when the AP detects the primary link timeout for the active/standby switchover is?
An enterprise building has a large number of employees and they usually connect to the company WLAN in the lobby when arriving at the company. As they move to their work locations, their mobile terminals roam to the current network coverage areas. To ensure that each terminal obtains a fixed IP address, which of the following configurations is recommended?
In the load balancing mode, what is the correct way for each server to handle hot standby?
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TESTED 13 May 2025
