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Chapter 36
Configuring IPv6 MLD Snooping
Before you enable or disable IPv6 MLD snooping, you must configure a dual IPv4 and IPv6 template
Note
and reload the switch.
Beginning in privileged EXEC mode, follow these steps to globally enable MLD snooping on the switch:
Command
Step 1
configure terminal
Step 2
ipv6 mld snooping
Step 3
end
Step 4
copy running-config startup-config
Step 5
reload
To globally disable MLD snooping on the switch, use the no ipv6 mld snooping global configuration
command.
Beginning in privileged EXEC mode, follow these steps to enable MLD snooping on a VLAN.
When the IPv6 multicast router is a Catalyst switch and you are using extended VLANs (in the range
Note
1006 to 4094), IPv6 MLD snooping must be enabled on the extended VLAN on the Catalyst switch in
order for the switch to receive queries on the VLAN. For normal-range VLANs (1 to 1005), it is not
necessary to enable IPv6 MLD snooping on the VLAN on the Catalyst switch.
Command
Step 1
configure terminal
Step 2
ipv6 mld snooping
Step 3
ipv6 mld snooping vlan vlan-id
Step 4
end
Step 5
copy running-config startup-config
To disable MLD snooping on a VLAN interface, use the no ipv6 mld snooping vlan vlan-id global
configuration command for the specified VLAN number.
OL-8915-03
Purpose
Enter global configuration mode.
Globally enable MLD snooping on the switch.
Return to privileged EXEC mode.
(Optional) Save your entries in the configuration file.
Reload the operating system.
Purpose
Enter global configuration mode.
Globally enable MLD snooping on the switch.
Enable MLD snooping on the VLAN.The VLAN ID range is 1 to
1001 and 1006 to 4094.
MLD snooping must be globally enabled for VLAN snooping
Note
to be enabled.
Return to privileged EXEC mode.
(Optional) Save your entries in the configuration file.
Cisco Catalyst Blade Switch 3020 for HP Software Configuration Guide
Configuring IPv6 MLD Snooping
36-7
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