ECS4510 Series CLI Reference Guide-R03

Chapter 24 | Multicast Filtering Commands
IGMP Snooping
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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: 1-4093)
Default Setting
Enabled
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)#
ip igmp snooping
priority
This command assigns a priority to all multicast traffic. Use the no form to restore
the default setting.
Syntax
ip igmp snooping priority priority
no ip igmp snooping priority
show ip igmp snooping Shows the IGMP snooping, proxy, and query configuration PE
show ip igmp snooping
group
Shows known multicast group, source, and host port
mapping
PE
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 124: IGMP Snooping Commands (Continued)
Command Function Mode