H3C Technologies H3C S10500 Series Switches - Manual (Page 350)

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• Determine the ACL rule for IPv6 multicast group filtering
• Determine the maximum number of IPv6 multicast groups that an interface can join
Enabling MLD
Enable MLD on the interface on which IPv6 multicast group memberships will be created and
maintained.
Follow these steps to enable MLD:
To do… Use the command… Remarks
Enter system view system-view —
Enable IPv6 multicast routing multicast ipv6 routing-enable
Required
Disable by default.
Enter interface view interface interface-type interface-number —
Enable MLD mld enable
Required
Disabled by default.
NOTE:
For more information about the multicast ipv6 routing-enable command, see IP Multicast Command
Reference.
Configuring the MLD version
Because MLD message types and formats vary with MLD versions, the same MLD version should be
configured for all routers on the same subnet before MLD can work properly.
Configuring an MLD version globally
Follow these steps to configure an MLD version globally:
To do… Use the command… Remarks
Enter system view system-view —
Enter MLD view mld —
Configure an MLD version globally version version-number
Required
MLDv1 by default.
Configuring an MLD version on an interface
Follow these steps to configure an MLD version on an interface:
To do… Use the command… Remarks
Enter system view system-view —
Enter interface view
interface interface-type
interface-number
—
Configure an MLD version on the
interface
mld version version-number
Required
MLDv1 by default.