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36-12
Catalyst 2960 and 2960-S Switch Software Configuration Guide
OL-8603-09
Chapter 36 Configuring IPv6 MLD Snooping
Displaying MLD Snooping Information
Displaying MLD Snooping Information
You can display MLD snooping information for dynamically learned and statically configured router
ports and VLAN interfaces. You can also display MAC address multicast entries for a VLAN configured
for MLD snooping.
To display MLD snooping information, use one or more of the privileged EXEC commands in
Table 36-2.
Table 36-2 Commands for Displaying MLD Snooping Information
Command Purpose
show ipv6 mld snooping [vlan vlan-id] Display the MLD snooping configuration information for all VLANs on
the switch or for a specified VLAN.
(Optional) Enter vlan vlan-id to display information for a single VLAN.
The VLAN ID range is 1 to 1001 and 1006 to 4094.
show ipv6 mld snooping mrouter [vlan vlan-id] Display information on dynamically learned and manually configured
multicast router interfaces. When you enable MLD snooping, the switch
automatically learns the interface to which a multicast router is
connected. These are dynamically learned interfaces.
(Optional) Enter vlan vlan-id to display information for a single VLAN.
The VLAN ID range is 1 to 1001 and 1006 to 4094.
show ipv6 mld snooping querier [vlan vlan-id] Display information about the IPv6 address and incoming port for the
most-recently received MLD query messages in the VLAN.
(Optional) Enter vlan vlan-id to display information for a single
VLAN.The VLAN ID range is 1 to 1001 and 1006 to 4094.
show ipv6 mld snooping multicast-address [vlan
vlan-id] [count | dynamic | user]
Display all IPv6 multicast address information or specific IPv6
multicast address information for the switch or a VLAN.
• Enter count to show the group count on the switch or in a VLAN.
• Enter dynamic to display MLD snooping learned group information
for the switch or for a VLAN.
• Enter user to display MLD snooping user-configured group
information for the switch or for a VLAN.
show ipv6 mld snooping multicast-address vlan
vlan-id [ipv6-multicast-address]
Display MLD snooping for the specified VLAN and IPv6 multicast
address.