Using a multicast topology instance for IPv6 multicast services applies to both PIM-SM intra-domain and inter-domain scenarios.
Before enabling IPv6 multicast services to run in a specified multicast topology instance, you must configure the multicast topology instance in the system view.
For configuration details, see Configuring IPv6 Multi-Topologies. Make sure that topology-name is multicast.
The system view is displayed.
IPv6 multicast services are enabled to run in a multicast topology instance.
The configuration is committed.