show mldsnooping

Use this command to display MLD Snooping information. Configured information is displayed whether MLD Snooping is enabled.

Format show mldsnooping [unit/slot/port | vlanid]
Mode Privileged EXEC

When the optional arguments unit/slot/port or vlanid are not used, the command displays the following information.

Term
Definition
Admin Mode

Whether MLD Snooping is active on the switch.

Interfaces Enabled for MLD Snooping

Interfaces on which MLD Snooping is enabled.

MLD Control Frame Count

Displays the number of MLD Control frames that are processed by the CPU.

VLANs Enabled for MLD Snooping

VLANs on which MLD Snooping is enabled.

When you specify the unit/slot/port values, the following information displays.

Term
Definition
MLD Snooping Admin Mode

Whether MLD Snooping is active on the interface.

Fast Leave Mode

Whether MLD Snooping Fast Leave is active on the VLAN.

Group Membership Interval

Shows the amount of time in seconds that a switch will wait for a report from a particular group on a particular interface, which is participating in the VLAN, before deleting the interface from the entry. This value may be configured.

Max Response Time

Displays the amount of time the switch waits after it sends a query on an interface, participating in the VLAN, because it did not receive a report for a particular group on that interface. This value may be configured.

Multicast Router Present Expiration Time

Displays the amount of time to wait before removing an interface that is participating in the VLAN from the list of interfaces with multicast routers attached. The interface is removed if a query is not received. This value may be configured.

When you specify a value for vlanid, the following information appears.

Term
Definition
VLAN Admin Mode

Whether MLD Snooping is active on the VLAN.