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NXA-ENET24 - Software Management Guide
IGMP Query Commands (Layer 2)
IGMP Snooping Commands (Cont.)
Command Function
show ip igmp snooping
This command shows the IGMP
snooping configuration.
Default Setting: None
Command Mode: Privileged Exec
Command Usage: See “Configuring IGMP Snooping and Query
Parameters” on page 3-137 for a description of the displayed items.
Example: The following shows the current IGMP snooping configura-
tion:
Console#show ip igmp snooping
Service status: Enabled
Querier status: Enabled
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 (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 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)
Command Function
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 multi-
cast traffic.
Example:
Console(config)#ip igmp snooping querier
Console(config)#