Chapter 23
| Multicast Filtering Commands
IGMP Snooping
– 547 –
ip igmp snooping
This command enables IGMP snooping globally on the switch or on a selected
VLAN interface. Use the
no
form to disable it.
Syntax
[
no
]
ip igmp snooping
[
vlan
vlan-id]
vlan-id - VLAN ID (Range: 1-4094)
Default Setting
Disabled
Command Mode
Global Configuration
Command Usage
◆
When IGMP snooping is enabled globally, the per VLAN interface settings for
IGMP snooping take precedence.
◆
When IGMP snooping is disabled globally, snooping can still be configured per
VLAN interface, but the interface settings will not take effect until snooping is
re-enabled globally.
Example
The following example enables IGMP snooping globally.
Console(config)#ip igmp snooping
Console(config)#
show ip igmp snooping
mrouter
Shows multicast router ports PE
show ip igmp snooping
statistics
Shows IGMP snooping protocol statistics for the specified
interface
PE
Table 113: IGMP Snooping Commands (Continued)
Command Function Mode
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