C
HAPTER
37
| Multicast Filtering Commands
IGMP Snooping
– 865 –
COMMAND USAGE
◆ Static multicast entries are never aged out.
◆ When a multicast entry is assigned to an interface in a specific VLAN,
the corresponding traffic can only be forwarded to ports within that
VLAN.
EXAMPLE
The following shows how to statically configure a multicast group on a port.
Console(config)#ip igmp snooping vlan 1 static 224.0.0.12 ethernet 1/5
Console(config)#
show ip igmp
snooping
This command shows the IGMP snooping, proxy, and query configuration
settings.
COMMAND MODE
Privileged Exec
COMMAND USAGE
This command displays global and VLAN-specific IGMP configuration
settings. See "Configuring IGMP Snooping and Query Parameters" on
page 444 for a description of the displayed items.
EXAMPLE
The following shows the current IGMP snooping configuration:
Console#show ip igmp snooping
IGMP snooping : Enabled
Router port expire time : 300 s
Router alert check : Disabled
Tcn flood : Disabled
Tcn query solicit : Disabled
Unregistered data flood : Disabled
Unsolicited report interval : 400 s
Version exclusive : Disabled
Version : 2
Proxy reporting : Enabled
Vlan 1:
--------
IGMP snooping : Enabled
IGMP snooping running status : Inactive
Immediate leave : Disabled
Last member query interval : 10 (1/10s)
Last member query count : 2
Proxy query address : 0.0.0.0
Version : Using global version (2)
Proxy query interval : 125 s
Proxy query response interval : 100 (1/10s)
Version exclusive : Disabled
General query suppression : Disabled
Proxy reporting : Using global status (Enabled)
Multicast Router Discovery : Enabled
.
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