Accton Technology ES3528M-SFP manual Igmp Query Commands Layer, Ip igmp snooping querier

4 Command Line Interface

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
---- ---------------		------------	-------
1	224.1.2.3	Eth1/11	IGMP
Console#

IGMP Query Commands (Layer 2)

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

Table 4-76 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	4-292
ip igmp snooping	Configures the query count	GC	4-293
query-count
ip igmp snooping	Configures the query interval	GC	4-293
query-interval
ip igmp snooping	Configures the report delay	GC	4-294
query-max-response-time
ip igmp snooping	Configures the query timeout	GC	4-295
router-port-expire-time

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

•IGMP snooping querier is not supported for IGMPv3 snooping (see ip igmp snooping version, page 4-289).

•If enabled, the switch will serve as querier if elected. The querier is responsible for asking hosts if they want to receive multicast traffic.

4-292