Huawei H12-321-ENU HCIP-WLAN CEWA(Huawei Certified ICT Professional-Wireless Local Area Network-Constructing Enterprise WLAN Architecture) Online Training
Huawei H12-321-ENU Online Training
The questions for H12-321-ENU were last updated at Nov 19,2024.
- Exam Code: H12-321-ENU
- Exam Name: HCIP-WLAN CEWA(Huawei Certified ICT Professional-Wireless Local Area Network-Constructing Enterprise WLAN Architecture)
- Certification Provider: Huawei
- Latest update: Nov 19,2024
When the air interface frame is a management frame, how many bits are the ESS and IBSS in the Capability Info field of the management frame that can determine the device is a wireless bridge?
- A . 00
- B . 01
- C . 10
- D . 11
According to the detection results reported by the AP, the AC can obtain the neighbor relationship between the AP and the surrounding devices, as well as the neighbor relationship of all radio frequency devices under the entire AC including legal APs, illegal APs, and non-Wi-Fi interfering devices, as shown in the following figure:
In order to prevent the reported data from being too large, only the legal neighbors with signal strength greater than -85dBm and illegal neighbors with signal strength greater than () dBm are reported here.
- A . -75
- B . -80
- C . -85
- D . -90
In the N+1 backup network as shown in the figure, AC3 is the backup AC of AC1 and AC2, the number of APs that are online on the main AC1 is 1024, the number of configured APs is 2048, and the number of APs that are online on the main AC2 is 512. Normally, what is the minimum number of APs allowed to access on AC3, and what is the minimum number of APs allowed to be configured on AC3?
- A . 2048, 1024
- B . 1024, 2048
- C . 3072, 512
- D . 1024, 2560
As shown in the figure, in the Mesh network, which STP spanning tree protocol needs to be enabled?
- A . AC G0/0/1 interface
- B . MPP
- C . MP
- D . Switch
As shown in the figure, a point-to-point link with a length of 3km, and an office building with a height of 9.1m from the ground at the midpoint of the link, if the signal transmission frequency is 5.8GHz, please refer to the following formula according to the actual situation, what is the minimum installation height of the transmit and receive antenna from the ground?
- A . 9.1m
- B . 10m
- C . 13m
- D . 18m
Which one of the following four scenarios does not belong to the Mesh network?
- A . (a)
- B . (b)
- C . (c)
- D . (d)
As shown in the figure, in a large enterprise WLAN network, the company’s network administrator recently discovered that the WLAN network traffic was abnormal, and the ping gateway was delayed or a large amount of packets was lost. After excluding other possibilities, it was suspected of being an illegal network attack. Which of the following illegal attacks is most likely?
- A . Flood attack
- B . Spoof attack
- C . Weak IV attack
- D . Brute force cracking
As shown in the figure, a point-to-point communication link with a length of 10km, a tree with an obstacle height of 12.2m in the link, and a distance between the tree and one of the antennas is 4km, calculate the radius of Fresnel zone at 4km, if the signal transmission frequency is 5.8GHz, refer to the following formula according to the actual situation, what is the minimum installation height of the transmit and receive antenna from the ground?
- A . 16
- B . 19
- C . 22
- D . 26
In the network shown in the figure below, the data traffic before roaming is forwarded as STA-HAP-HAC-upper network. After layer 2 roaming, what is the direction of data forwarding traffic?
- A . STA-FAP-FAC-HAC-Upper Network
- B . STA-FAP-FAC-HAC-HAP-HAC-upper network
- C . STA-FAP-FAC-Upper Network
- D . STA-FAP-FAC-HAC-FAC-Upper Network
According to the process of Mesh connection establishment, which of the following steps are correct?
- A . 4->3->2->1
- B . 4->2->3->1
- C . 2->3->4->1
- D . 2->4->3->1
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