3Com 4500 50-PORT Igmp configuration commands on your Switch, Snooping configuration information

176CHAPTER 7: USING MULTICAST PROTOCOL COMMANDS

IGMP Snooping	This section describes how to use the Internet Group Management Protocol
Configuration	(IGMP) configuration commands on your Switch 4500.
Commands
display igmp-snooping	Syntax
configuration	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.