What is characteristic of multicast mode that affects the wireless network when configured on a Cisco WLC?

An engineer added more APs to newly renovated areas in building. The engineer is now receiving Out-of-Sync alarms on Cisco Prime Infrastructure. Which two actions resolve this issue? (Choose two.)

A network administrator of a school district must implement a DNS-based ACL to block students from accessing certain teacher URLs where test papers are hosted. The infrastructure contains a Cisco Catalyst 9800 WLC with 25 9136 Aps. The administrator configured the URL Filter List called urllist_flex_pre, applied the URL Filter List to the default Flex Profile, and defined Preauth called urllist_local_preauth and Postauth called urllist_local_postaut URL Filter List. Which configuration must the administrator apply to implement the ACL on the default policy profile?

A customer is deploying local web authentication. Which software application must be implemented on Cisco ISE to utilize as a directory service?

Refer to the exhibit. The image shows a packet capture that was taken at the CLI of the Cisco CMX server. It shows UDP traffic from the WLC coming into the server. What does the capture prove?