Huawei H12-321 Online Practice Questions and Exam Preparation

Huawei H12-321 Online Questions & Answers

• Question 501:

  Which of the following statements about a Fresnel zone is TRUE?

  A. The narrower the beamwidth, the larger the Fresnel zone.
  B. The narrower the beamwidth, the smaller the Fresnel zone.
  C. The Fresnel zone size is irrelevant to the beamwidth.
  D. None of the above.
  C. The Fresnel zone size is irrelevant to the beamwidth.

• Question 502:

  On a WLAN network, when an AC is enabled with the WIDS/WIPS function and the dynamic blacklist function, and the flood detection is detected, what actions will the AC take?

  A. The AC adds the device to the dynamic blacklist. The AC needs to send the configuration to the corresponding AP. The AP discards the packets of the device.
  B. The AP adds the device to the dynamic blacklist. The AP directly discards the packet.
  C. The AC adds the device to the dynamic blacklist. The AP directly discards the packet.
  D. AC will not add the device to the blacklist
  A. The AC adds the device to the dynamic blacklist. The AC needs to send the configuration to the corresponding AP. The AP discards the packets of the device.

• Question 503:

  What are the methods for breaking the multi-MPP network in Huawei?

  A. STP
  B. MSTP
  C. TTL
  D. Repeat frame number detection
  A. STP
  B. MSTP

• Question 504:

  The Agile Controller synchronization method has manual synchronization and automatic synchronization. Which of the following is true about the synchronization method?

  A. The Agile Controller can only use one synchronization mode to avoid mutual interference.
  B. The first synchronization of the Agile Controller must be synchronized manually, after which the automatic synchronization can be used.
  C. The synchronization time point of the automatic synchronization of the Agile Controller can be modified.
  D. Agile Controller manual synchronization can only be used three times a day to prevent artificially increasing network load.
  C. The synchronization time point of the automatic synchronization of the Agile Controller can be modified.

• Question 505:

  When the VRRP hot backup is configured, the active and standby ACs can be hot standby through Layer 3 interworking on two different Layer 2 networks.

  A. Correct
  B. False
  B. False

• Question 506:

  According to the network, data traffic is transmitted in the STA-HAP-HAC-upper-layer network flow through tunnel forwarding before roaming. What is the flow direction of data traffic after Layer 3 roaming?

  

  A. STA-FAP-FAC-HAC-upper-layer network
  B. STA-FAP-FAC-HAC-HAP-HAC-upper-byer network
  C. STA-FAP-FAC-upper-layer network
  D. STA-FAP-FAC-HAC-FAC-upper-layer network
  A. STA-FAP-FAC-HAC-upper-layer network

• Question 507:

  If three APs are deployed in a small conference room which can accommodate a maximum of 90 people/ CAC can be configured on each AP to limit the number of associated STAs within 30 and hide its SSID when the number of associated STAs exceeds 30, In this way, load balancing can be achieved among APs.

  A. TRUE
  B. FALSE
  A. TRUE

• Question 508:

  A large number of employees in an enterprise building usually start to access the company's WLAN network in the lobby when they go to work. As each employee walks to their working position, each person's mobile terminal also roams through roaming. Their respective network coverage areas. In order to try to ensure that the IP address of each terminal is fixed, the recommended way is?

  A. Configure VLAN Pool and configure the hash algorithm.
  B. Configure VLAN Pool and configure the sequence algorithm
  C. Configure VLAN Pool, any configuration algorithm
  D. Do not configure VLAN Pool, configure a static IP address for each mobile terminal.
  A. Configure VLAN Pool and configure the hash algorithm.

• Question 509:

  What user identity authentication modes does the Agile Controller support? (Multiple Choice)

  A. Authentication using a common account
  B. Third-party authentication
  C. Authentication using a digital certificate
  D. MAC address bypass authentication
  A. Authentication using a common account
  B. Third-party authentication
  C. Authentication using a digital certificate

• Question 510:

  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. TRUE
  B. FALSE
  A. TRUE