4 Command Line Interface

Example

The following shows the current IGMP snooping configuration:

Console#show ip igmp snooping

Service status:

Enabled

Querier status:

Disabled

Query count:

2

Query interval:

125 sec

Query max response time:

10 sec

Router port expire time:

300 sec

IGMP snooping version:

Version 2

Console#

 

show mac-address-table multicast

This command shows known multicast addresses.

Syntax

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

vlan-id- VLAN ID (Range: 1-4094)

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 VLAN 1:

Console#show mac-address-table multicast vlan 1 igmp-snooping VLAN M'cast IP addr. Member ports Type

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

1224.1.2.3 Eth1/11 IGMP

Console#

4-200