Device Configuration
When IP multicast fabric is enabled, the following device configurations are pushed to all devices in the fabric.
- router pim for default VRF is enabled on all nodes.
- ip prefix-list is configured on all nodes with the mdt-range specified in fabric settings or default range.
- Under router-pim mode, PIM-SSM is enabled for all nodes with range specified in ip prefix-list.
- Under interface mode, PIM sparse mode is enabled for all fabric links.
- Under overlay-gateway, optimized replication is enabled on all leaf nodes.
- Under optimized replication mode, underlay-default-mdtgroup is configured to default value specified in fabric settings on all leaf nodes.