https://www.cisco.com/c/en/us/support/docs/smb/wireless/CB-Wireless-Mesh/kmgmt3146-multicast-to-unicast-feature-cbw.html
kmgmt3146-multicast-to-unicast-feature-cbw
The objective of this document is to show you how to configure multicast to unicast feature on your Cisco Business Wireless (CBW) Access Point (AP).
multicastfeaturecbw