HCIP-WLAN-CEWA V1.0: H12-321

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)

A. There are duplicate OU names on the AD directory servers, and OU-based synchronization is used.

B. Some user information is manually created on the Agile Controller.

C. There are no duplicate OU names or user group names on the AD directory servers, but different synchronization types are used to synchronize user information from different AD directory servers.

D. The parameter configuration between the Agile Controller and an AD directory server is incorrect.

Which of the following statements about N+1 backup is TRUE?

A. The models and software versions of the active and standby ACs must be the same.

B. The active and standby ACs can be of different models but must use the same software version.

C. A standby AC can provide backup services for multiple active ACs. This mode reduces device purchase costs and has higher reliability than VRRP HSB.

D. N+1 backup is a cold backup mode, which backs up AP and STA information.

The figure shows the WLAN of a large-scale enterprise. The network administrator finds abnormal traffic on the network. When ping tests are performed to check gateway connectivity/ latency occurs or many ping packets are lost. Which of the following attacks is the most likely to cause this problem?

A. Flooding attack

B. Spoofing attack

C. Weak IV attack

D. Brute force