Use this command to flush Internet Group Management Protocol (IGMP) group members on a port.
ip igmp flush port {slot/port[/sub-port][-slot/port[/sub-port]][,...][slot/all][all]} grp-member
Identifies the slot and port in one of the following formats:
a single slot and port (slot/port)
a range of slots and ports (slot/port-slot/port)
a series of slots and ports (slot/port,slot/port,slot/port)
all ports on the same slot (slot/all)
all ports on the switch (all)
None
User EXEC