display igmp-snooping configuration
Usage Guidelines
Usage Scenario
This command displays only the IGMP snooping configuration so that you can check whether the IGMP snooping configuration made in the system is proper.
Prerequisites
The IGMP snooping configuration in a VLAN can be displayed as long as IGMP snooping parameters have been configured in the VLAN, no matter whether the VLAN contains interfaces in Up state.
Global IGMP snooping must be enabled using the igmp-snooping enable (system view) command before any IGMP snooping configuration is performed.
Example
# Display the IGMP snooping configuration in all VLANs.
<AC6605> display igmp-snooping configuration
IGMP Snooping Configuration for VLAN 7
igmp-snooping enable
igmp-snooping version 3
igmp-snooping ssm-mapping enable
igmp-snooping ssm-policy 2000
igmp-snooping ssm-mapping 232.1.1.0 255.255.255.0 10.1.2.1
Item |
Description |
---|---|
IGMP Snooping Configuration for VLAN 7 |
The following information displayed is the IGMP snooping configuration in VLAN 7. |
igmp-snooping enable |
IGMP snooping is enabled in the VLAN. By default, IGMP snooping is disabled in a VLAN. IGMP snooping can be enabled in a VLAN using the igmp-snooping enable (VLAN view) command. |
igmp-snooping version 3 |
Messages of IGMPv1, IGMPv2, and IGMPv3 can be processed in the VLAN. By default, IGMPv1 and IGMPv2 messages can be processed in a VLAN. This parameter is configured using the igmp-snooping version command. |
igmp-snooping ssm-mapping enable |
IGMP snooping SSM mapping is enabled in the VLAN. By default, IGMP snooping SSM mapping is disabled in a VLAN. IGMP snooping SSM mapping can be enabled using the igmp-snooping ssm-mapping enable command. |
igmp-snooping ssm-policy 2000 |
The SSM mapping policy that references ACL 2000 is configured in the VLAN. By default, no SSM group policy is applied to a VLAN. An SSM group policy is configured using the igmp-snooping ssm-policy command. |
igmp-snooping ssm-mapping 232.1.1.0 255.255.255.0 10.1.2.1 |
In the SSM mapping policy, multicast group addresses 232.1.1.0 through 232.1.1.255 are mapped to multicast source 10.1.2.1. By default, group-source mapping is configured in a VLAN. A group-source mapping is configured using the igmp-snooping ssm-mapping command. |