Display information about the Internet Group Management Protocol (IGMP) multicast router discovery neighbors. If you do not specify a VRF name or range of VRF IDs, the results show information for the Global Router. If you do specify a VRF name or range of VRF IDs, the results show information only for the VRFs you specify.
show ip igmp mrdisc neighbors
show ip igmp mrdisc neighbors vrf WORD<1-16>
show ip igmp mrdisc neighbors vrfids WORD<0-512>
None
Privileged EXEC
The show ip igmp mrdisc neighbors command displays the following information:
| Output field | Description | 
|---|---|
| VLAN ID | Indicates the VLAN ID. | 
| SRC_PORT | Indicates the source port. | 
| IP Addr | Indicates the IP address. | 
| Advert-int | Indicates the advertisement interval in seconds. | 
| QUERY-int | Indicates the query interval in seconds. | 
| Robust-val | Indicates the tuning for the expected packet loss on a subnet. If you expect packet loss on a subnet, increase the robustness variable. |