IGMP SNOOPING COMMANDS

show mac-address-table multicast

Use this command to show known multicast addresses.

Syntax

show mac-address-table multicast [vlan vlan-id] [user igmp-snooping]

vlan-id- VLAN ID (1 to 4094)

user - Display only the user-configured multicast entries.

igmp-snooping- Display only entries learned through IGMP snooping.

Default Setting

None

Command Mode

Privileged Exec

Command Usage

Member types displayed include IGMP or USER, depending on selected options.

Example

The following shows the multicast entries learned through IGMP snooping for bridge group 1, VLAN 1:

Console#show

mac-address-table multicast vlan 1 igmp-snooping

VLAN M'cast

IP addr. Member ports

Type

---- ---------------

------------

-------

1

224.1.2.3

Eth1/11

IGMP

Console#

 

 

 

 

 

 

 

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SMC Networks 10/100 manual Show mac-address-table multicast