Configuring Layer 2 Multicast Configuration Examples
Configuration Guide  
  283
4)  Enable MVR globally, and configure the MVR mode as Dynamic, multicast VLAN ID as 
40. Add multicast group 225.1.1.1 to MVR.
Switch(config)#mvr
Switch(config)#mvr mode dynamic
Switch(config)#mvr vlan 40
Switch(config)#mvr group 225.1.1.1 1
5)  Enable MVR for port 1/0/1-4. Configure port 1/0/1-3 as Receiver ports and port 1/0/4 
as Source port. 
Switch(config)#interface range fastEthernet 1/0/1-3
Switch(config-if-range)#mvr
Switch(config-if-range)#mvr type receiver
Switch(config-if-range)#exit
Switch(config)#interface fastEthernet 1/0/4
Switch(config-if)#mvr
Switch(config-if)#mvr type source
Switch(config-if)#exit
6)  Save the settings.
Switch(config)#end
Switch#copy running-config startup-config
Verify the Configurations
Show the brief information of all VLANs:
Switch(config)#show vlan brief
VLAN         Name                                Status                Ports
-------        ----------------                ---------              ----------------------------------------
1                  System-VLAN              active                  Gi1/0/4, Gi1/0/5, Gi1/0/6, Gi1/0/7,
                                                                                              ...
10                VLAN10                           active                Gi1/0/1
20                VLAN20                           active                Gi1/0/2
30                VLAN30                           active                Gi1/0/3
40                VLAN40                           active                Gi1/0/4