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Chapter 39: Multicast Filtering Commands
IGMP Filtering and Throttling
ip igmp query-drop
ip
multicast-data-drop
E
XAMPLE
Console(config)#interface ethernet 1/1
Console(config-if)#ip igmp max-groups action replace
Console(config-if)#
This command drops any received IGMP query packets. Use the no form to
restore the default setting.
S
YNTAX
[no] ip igmp query-drop [vlan vlan-id]
vlan-id - A VLAN identification number. (Range: 1-4094)
D
S
EFAULT
ETTING
Disabled
C
M
OMMAND
ODE
Interface Configuration (Ethernet)
C
U
OMMAND
SAGE
This command can be used to drop any query packets received on the
specified interface. If this switch is acting as a Querier, this prevents it from
being affected by messages received from another Querier.
E
XAMPLE
Console(config)#interface ethernet 1/1
Console(config-if)#ip igmp query-drop vlan 2
Console(config-if)#
This command drops all multicast data packets. Use the no form to disable
this feature.
S
YNTAX
[no] ip multicast-data-drop
D
S
EFAULT
ETTING
Disabled
C
M
OMMAND
ODE
Interface Configuration (Ethernet)
C
U
OMMAND
SAGE
This command can be used to stop multicast services from being forwarded
to users attached to the downstream port (i.e., the interfaces specified by
this command).
– 1181 –
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