Thanks Sreec!!
As you mentioned in both Multisite and Federation solutions , T0/T1 routers do not learn host route
Does VXLAN solution from VMWare can do headend ingress replication for bum traffic without requiring multicast functionality in underlay?
Because this video from Vmware at 0:56 mentions Multicast underlay being the requirement:
https://www.youtube.com/watch?v=MUFheGbIIws
Screenshot of the video:
