Huawei H12-321 Online Practice Questions and Exam Preparation

Huawei H12-321 Online Questions & Answers

• Question 61:

  During global radio calibration the AC runs ( ) and ( ) algorithms according to the AP neighbor relationship, interference, and load information to generate new transmit power and working channels and delivers them to APs. (Multiple Choice)

  A. EDCA
  B. DCA
  C. CAC
  D. TPC
  B. DCA
  D. TPC

• Question 62:

  What radio calibration measures can be taken to ensure that the APs work at the optimal performance? (Multiple Choice)

  A. AP channel adjustment
  B. APSNR adjustment
  C. AP power adjustment
  D. Dynamic EDCA parameter adjustment
  A. AP channel adjustment
  C. AP power adjustment

• Question 63:

  Which of the following about definition of WIPS/WIDS is TRUE?

  A. WIDS is a wireless intrusion prevention system.
  B. WIPS is a wireless intrusion detection system.
  C. WIDS is a wireless intrusion countering system.
  D. WIPS is a wireless intrusion prevention system.
  D. WIPS is a wireless intrusion prevention system.

• Question 64:

  To shorten the STA roaming time, the APs perform 4-way handshake using WPA and WPA2 to negotiate keys. In this way, negotiation packets are not forwarded to the AC, reducing the time required.

  A. TRUE
  B. FALSE
  A. TRUE

• Question 65:

  Which of the following statements about how to enable an HSB group is FALSE?

  A. An HSB group can be enabled in global mode.
  B. An AP needs to be added offline to both the active and standby ACs before it can go online on the two ACs.
  C. If an online AP on the active AC is added offline to the standby AC, the AP status is displayed as fault on the standby AC.
  D. An HSB group takes effect and notifies service modules of status changes only after the HSB group is enabled.
  A. An HSB group can be enabled in global mode.

• Question 66:

  What is the correct configuration for referencing a wired interface template?

  A. [AC-wlan-view] ap-group name mesh-mpp [AC-wlan-ap-group-mesh-mpp] mesh-profile mesh-net radio 1
  B. [AC-wlan-view] ap-group name mesh-mpp [AC-wlan-ap-group-mesh-mpp] regulatory-domain-profile domain 1
  C. [AC-wlan-view] ap-group name mesh-mpp [AC-wlan-ap-group-mesh-mpp] wired-port-profile wired-port gigabithernet 0
  D. [AC-wlan-view] ap-group name mesh-mpp [AC-wlan-ap-group-mesh-mpp] ap-system-profile mesh-sys
  C. [AC-wlan-view] ap-group name mesh-mpp [AC-wlan-ap-group-mesh-mpp] wired-port-profile wired-port gigabithernet 0

• Question 67:

  Which are the omnidirectional antenna patterns? (Multiple Choice) A. (a)

  

  B. (b)
  C. (c)
  D. (d)
  B. (b)
  D. (d)

• Question 68:

  The Agile Controller supports multiple authentication methods in wireless access authentication. Which of the following statements is FALSE?

  A. The Agile Controller does not support MAC address bypass authentication.
  B. The Agile Controller supports 802.lx authentication.
  C. The Agile Controller supports Portal authentication.
  D. Multiple authentication methods can be used to authenticate users.
  A. The Agile Controller does not support MAC address bypass authentication.

• Question 69:

  Which of the following servers is the directory server?

  A. RADIUS server
  B. AD server
  C. DNS server
  D. Portal server
  B. AD server

• Question 70:

  Which of the following statements are TRUE about communication between the active/standby ACs with servers in WLAN HSB mode? (Multiple Choice)

  A. In VRRP HSB scenarios, the active and standby ACs can advertise the virtual IP address or MAC address to servers. Only one AC communicates with servers using the virtual IP address.
  B. In load balancing mode, only one AC communicates with servers.
  C. In VRRP HSB scenarios, both the active and standby ACs advertise the virtual IP address or MAC address to servers. The two ACs communicate with servers using the virtual IP address.
  D. In load balancing mode, both the active and standby ACs communicate with servers.
  A. In VRRP HSB scenarios, the active and standby ACs can advertise the virtual IP address or MAC address to servers. Only one AC communicates with servers using the virtual IP address.
  D. In load balancing mode, both the active and standby ACs communicate with servers.