Configuring the switchover to SPT
Restrictions and guidelines
Some devices cannot encapsulate multicast data in register messages destined to the RP. As a best practice to avoid multicast data forwarding failures, do not disable the switchover to SPT on C-RPs that might become the RP.
Procedure
Enter system view.
system-view
Enter PIM view.
pim [ vpn-instance vpn-instance-name ]
Configure RPT to SPT switchover.
spt-switch-threshold { immediacy | infinity } [ group-policy ipv4-acl-number ]
By default, the first multicast data packet triggers the RPT to SPT switchover.