View multicast group trace information for Internet Group Management Protocol (IGMP) snoop.
show ip igmp snoop-trace [source <A.B.C.D>] [group <A.B.C.D>]
show ip igmp snoop-trace group {A.B.C.D} vrf WORD<1-16>
show ip igmp snoop-trace group {A.B.C.D} vrfids WORD<0-512>
show ip igmp snoop-trace source {A.B.C.D} vrf WORD<1-16>
show ip igmp snoop-trace source {A.B.C.D} vrfids WORD<0-512>
show ip igmp snoop-trace vrf WORD<1-16>
show ip igmp snoop-trace vrfids WORD<0-512>
None
Privileged EXEC
This command is not supported on a node configured as the DvR Leaf within the DvR domain.
The following table shows the field descriptions for the show ip igmp snoop-trace command.
| Parameter | Description | 
|---|---|
| GROUP ADDRESS | Indicates the IP multicast group address for which this entry contains information. | 
| SOURCE ADDRESS | Indicates the source of the multicast traffic. | 
| IN VLAN | Indicates the incoming VLAN ID. | 
| IN PORT | Indicates the incoming port number. | 
| OUT VLAN | Indicates the outgoing VLAN ID. | 
| OUT PORT | Indicates the outgoing port number. | 
| TYPE | Indicates where the stream is learned. ACCESS indicates the stream is learned on UNI ports. NETWORK indicates the stream is learned over the SPBM network. | 
The following example displays multicast group trace information for IGMP snoop. Multicast group trace tracks the data flow path of the multicast streams.
Switch:1# show ip igmp snoop-trace
================================================================================
                           Snoop Trace - GlobalRouter
================================================================================
GROUP              SOURCE             IN     IN         OUT    OUT        TYPE      
ADDRESS            ADDRESS            VLAN   PORT       VLAN   PORT                 
--------------------------------------------------------------------------------
233.252.0.1        192.0.2.6         500    1/1        500    1/5        ACCESS   
233.252.0.10       192.0.2.7         500    1/1        500    1/10       ACCESS