Which method does the Cisco ACI fabric use to load-balance multidestination traffic?

The method that the Cisco ACI fabric uses to load-balance multidestination traffic is forwarding tag trees3. This method involves assigning a forwarding tag (FTAG) to the traffic when it is forwarded within the fabric, ensuring efficient load balancing of multi-destination traffic3.

https://www.cisco.com/c/en/us/td/doc s/switches/datacenter/aci/apic/sw/1-x/aci-fundamentals/b_ACI-Fundamentals/b_ACI-Fundamentals_chapter_010010.html