642 IPv6 Multicast Commands
Default Configuration
IPv6 PIMSM is disabled on the router by default.
Command Mode
Global Configuration mode
User Guidelines
There are no user guidelines for this command.
Example
console(config)#ipv6 pimsm
ipv6 pimsm (VLAN Interface config)
Use the ipv6 pimsm command in VLAN Interface configuration mode to administratively 
enable PIM-SM multicast routing mode on a particular IPv6 router interface. Use the "no" form 
of this command to disable PIM SM on an interface.
Syntax
ipv6 pimsm
no ipv6 pimsm
Default Configuration
PIM-SM is disabled by default.
Command Mode
Interface Configuration (VLAN) mode
User Guidelines
There are no user guidelines for this command.
Example
console(config-if-vlan3)#ipv6 pimsm
ipv6 pimsm bsr-border
Use the ipv6 pimsm bsr-border command to prevent bootstrap router (BSR) messages from 
being sent or received through an interface. Use the "no" form of this command to disable the 
interface from being the BSR border.