Configuring Layer 2 Multicast MVR Configuration
Configuration Guide  
  253
Step 6 mvr group 
ip-addr count
Add multicast groups to the MVR.
ip-addr: 
Specify the start IP address of the contiguous series of multicast groups.
count:
 Specify the number of the multicast groups to be added to the MVR. Valid values are 
from is 1 to 256.
Step 7 show mvr
Show the global MVR configuration.
show mvr members
Show the existing MVR groups.
Step 8 end
Return to privileged EXEC mode.
Step 9 copy running-config startup-config
Save the settings in the configuration file.
The following example shows how to enable MVR globally, and configure the MVR mode 
as compatible, the multicast VLAN as VLAN 2 and the query response time as 5 tenths of a 
second. Then add 239.1.2.3-239.1.2.5 to MVR group.
Switch#configure
Switch(config)#mvr mode compatible
Switch(config)#mvr vlan 2
Switch(config)#mvr querytime 5
Switch(config)#mvr group 239.1.2.3 3
Switch(config)#show mvr
MVR                                                              :Enable
MVR Multicast Vlan                                :2
MVR Max Multicast Groups                 :256
MVR Current Multicast Groups          :3
MVR Global Query Response Time  :5 (tenths of sec)
MVR Mode Type                                       :Compatible
Switch(config)#show mvr members