Allied Telesis AT-S39 - Manual (Page 144)

Chapter 15: IGMP Snooping Commands
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SHOW IP IGMP
Syntax
show ip igmp [hostlist|routerlist]
Parameters
hostlist Displays a list of the multicast groups learned by
the switch, as well as the ports on the switch that
are connected to host nodes.
routerlist Displays the ports on the switch that are
connected to multicast routers.
Description
Displays the IGMP parameter settings. This command can also display a
list of host nodes as well as a list of switch ports connected to multicast
routers.
Note
For instructions on how to set the IGMP parameters, refer to the SET
IGMP command.
Examples
The following command displays the current IGMP parameter settings:
show ip igmp
The following command displays a list of host nodes:
show ip igmp hostlist