Huawei H12-321 Online Practice Questions and Exam Preparation

Huawei H12-321 Online Questions & Answers

• Question 531:

  The following is a description of the AC roaming group. What is wrong with the statement?

  A. STA can only roam between ACs in the same roaming group.
  B. The ACs of the roaming group encapsulate and transmit roaming related information by using the DTLS extended tunnel.
  C. The Master Controller must be an AC in the roaming group.
  D. The AC of the roaming group needs to deploy a master controller to maintain the membership table of the roaming group.
  B. The ACs of the roaming group encapsulate and transmit roaming related information by using the DTLS extended tunnel.
  C. The Master Controller must be an AC in the roaming group.

• Question 532:

  In the load balancing mode, what is the correct way for the RADIUS/Portal server to handle hot standby?

  A. Fill in the backup NAS-IP-Address and billing session-id in the accounting and authentication packets.
  B. The src ip in the Radius packet sent by the AC needs to be the same. The device address of the COA/DM configured on the Radius server can be different.
  C. The original master node DOWN/uplink interrupt, the COA/DM packet received by the node needs to be processed and synchronized to the peer end. The master device needs to send the authorization information to the AP.
  D. If the original primary node is not the DOWN/uplink interrupt, the backup node is also configured with a loopback interface with the same IP address as the primary node. The interface is not directly added to the IGP but is imported through import direct.
  A. Fill in the backup NAS-IP-Address and billing session-id in the accounting and authentication packets.

• Question 533:

  Improper processing of which of the following packets will lead to packet congestion? (Multiple Choice)

  A. Unknown unicast packets
  B. Broadcast packets
  C. Multicast packets
  D. Anycast
  B. Broadcast packets
  C. Multicast packets

• Question 534:

  To enable STAs to roam between two APs, which of the following conditions must be met? (Multiple Choice)

  A. Same security policy
  B. Same SSID
  C. Same data forwarding mode
  D. Same service VLAN
  A. Same security policy
  B. Same SSID
  C. Same data forwarding mode

• Question 535:

  Which of the following methods is recommended to differentiate enterprise employees from guests in wireless admission control scenarios?

  A. Use different user names.
  B. Check whether STA MAC addresses are registered.
  C. Set different SSIDs for employees and guests.
  D. Check the types of STAs they use.
  C. Set different SSIDs for employees and guests.

• Question 536:

  Both the N+1 backup and the dual-link cold backup support the link switchback function. To avoid frequent network switchovers, N+1 backup and dual-link cold backup are waiting for 20 heartbeat cycles by default. Switch back operation.

  A. Correct
  B. False
  A. Correct