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Multicast Filtering Commands
4-231
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)
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
Command Usage
If enabled, the switch will serve as querier if elected. The querier is
responsible for asking hosts if they want to receive multicast traffic.
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 4-75 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 4-231
ip igmp snooping
query-count
Configures the query count GC 4-232
ip igmp snooping
query-interval
Configures the query interval GC 4-232
ip igmp snooping
query-max-response-time
Configures the report delay GC 4-233
ip igmp snooping
router-port-expire-time
Configures the query timeout GC 4-234