Use the show ip igmp static command to display information about the static and blocked ports for the IGMP-enabled interfaces. The syntax for this command is as follows.
show ip igmp static [vrf WORD <0-16>] [vrfids WORD <0-512>]

Note
This command is not supported on a node configured as the DvR Leaf within a DvR domain.
The following table shows the field descriptions for this command.
| Field | Description | 
|---|---|
| GRPADDR | Indicates the IP multicast address. The group address holds the starting range for the address range. | 
| TO-GRPADDR | Indicates the end of the range for the group address. | 
| INTERFACE | Indicates the interface IP address. | 
| STATICPORTS | Indicates the egressing ports. | 
| BLOCKEDPORTS | Indicates the ports not allowed to join. |