Multicast Filtering Commands

4-271

4
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:

IGMP Query Commands (Layer 2)

This section describes commands used to configure Layer 2 IGMP query on the
switch.

ip igmp snooping querier

This command enables the switch as an IGMP querier. Use the no form to disable it.
Syntax
[no] ip igmp snooping querier
Default Setting
Enabled
Command Mode
Global Configuration
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#
Table 4-85 IGMP Query Commands (Layer 2)
Command Function Mode Page
ip igmp snooping querier Allows this device to act as the querier for IGMP snooping GC 4-271
ip igmp snooping
query-count
Configures the query count GC 4-272
ip igmp snooping
query-interval
Configures the query interval GC 4-273
ip igmp snooping
query-max-response-time
Configures the report delay GC 4-273
ip igmp snooping
router-port-expire-time
Configures the query timeout GC 4-274