Cisco Catalyst 2960 Command Reference Manual page 454

Chapter 2 Catalyst 2960 Switch Cisco IOS Commands
Related Commands Command
mvr (global configuration)
mvr (interface configuration)
show mvr interface
show mvr members
OL-8604-04
Description
Enables and configures multicast VLAN registration on the switch.
Configures MVR ports.
Displays the configured MVR interfaces, status of the specified
interface, or all multicast groups to which the interface belongs when
the interface and members keywords are appended to the command.
Displays all ports that are members of an MVR multicast group or, if
there are no members, means the group is inactive.
Catalyst 2960 Switch Command Reference
show mvr
2-427