Brocade 6910 Ethernet Access Switch Configuration Guide (Supporting R2.2.0.0) - Manual (Page 501)

Brocade 6910 Ethernet Access Switch Configuration Guide 445
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IGMP Snooping
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
priority - The CoS priority assigned to all multicast traffic. (Range: 0-6, where 6 is the
highest priority)
Default Setting
2
Command Mode
Global Configuration
Command Usage
This command can be used to set a high priority for low-latency multicast traffic such as a
video-conference, or to set a low priority for normal multicast traffic not sensitive to latency.