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176 CHAPTER 7: USING MULTICAST PROTOCOL COMMANDS
IGMP Snooping
Configuration
Commands
This section describes how to use the Internet Group Management Protocol
(IGMP) configuration commands on your Switch 4500.
display igmp-snooping
configuration
Syntax
display igmp-snooping configuration
View
All views
Parameter
None
Description
Use the display igmp-snooping configuration command to view the IGMP
Snooping configuration information.
This command is used to display the IGMP Snooping configuration information of
the Switch. The information displayed includes whether IGMP Snooping is
enabled, router port timeout, maximum response timeout of a query and the
member port timeout.
Related command: igmp-snooping.
Example
Display the IGMP Snooping configuration information of the Switch.
<4500>display igmp-snooping configuration
Enable IGMP-Snooping.
The router port timeout is 300 second(s).
The max response timeout is 50 second(s).
The member port timeout is 500 second(s).
The information above tells us that: IGMP Snooping is enabled; the router port
timer is set to be 300 seconds; the max response timer is set to be 50 seconds; the
aging timer of multicast group member is set to be 500 seconds.
display igmp-snooping
group
Syntax
display igmp-snooping group [ vlan vlan_id ]
View
All views
Parameter
vlan vlan_id: Specifies the VLAN where the multicast group to be viewed is
located. When the parameter is omitted, the command will display the
information about all the multicast groups on the VLAN.
Description
Use the display igmp-snooping group command to view the IP multicast groups
and MAC multicast groups under VLAN.