Cisco Systems 3560 사용자 설명서

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38-11
Catalyst 3560 Switch Software Configuration Guide
OL-8553-06
Chapter 38      Configuring IPv6 MLD Snooping
Displaying MLD Snooping Information
Beginning in privileged EXEC mode, follow these steps to disable MLD listener message suppression:
To re-enable MLD message suppression, use the ipv6 mld snooping listener-message-suppression 
global configuration command.
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 
Command
Purpose
Step 1
configure terminal
Enter global configuration mode.
Step 2
no ipv6 mld snooping 
listener-message-suppression 
Disable MLD message suppression.
Step 3
end
Return to privileged EXEC mode.
Step 4
show ipv6 mld snooping
Verify that IPv6 MLD snooping report suppression is 
disabled.
Step 5
copy running-config startup-config
(Optional) Save your entries in the configuration file.
Table 38-2
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.