H3C Technologies H3C S10500 Series Switches - Manual (Page 292)

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To do... Use the command... Remarks
Enter system view system-view —
Enter MLD-snooping view mld-snooping —
Enable IPv6 multicast group
replacement
overflow-replace [ vlan vlan-list ]
Required
Disabled by default.
Configuring IPv6 multicast group replacement on a port or a group of ports
Follow these steps to configure IPv6 multicast group replacement on a port or a group of ports:
To do... Use the command... Remarks
Enter system view system-view —
Enter Layer 2 Ethernet interface
view, Layer 2 aggregate interface
view, or port group view
Enter Layer 2 Ethernet interface
view or Layer 2 aggregate
interface view:
interface interface-type
interface-number
Enter port group view:
port-group manual
port-group-name
Required
Use either command
Enable IPv6 multicast group
replacement mld-snooping overflow-replace
[ vlan vlan-list ] Required
Disabled by default.
CAUTION:
Be sure to configure the maximum number of IPv6 multicast groups allowed on a port (see “ Setting the
maximum number of multicast groups that a port can join )” before enabling IPv6 multicast group
replacement. Otherwise, the IPv6 multicast group replacement functionality will not take effect.
Configuring 802.1p precedence for MLD messages
You can change 802.1p precedence of MLD messages so that they can be assigned higher forwarding
priority when congestion occurs on their outgoing ports.
Configuring 802.1p precedence for MLD messages globally
Follow these steps to configure 802.1p precedence for MLD messages globally:
To do... Use the command... Remarks
Enter system view system-view —
Enter MLD-snooping view mld-snooping —
Configure 802.1p precedence for
MLD Messages
dot1p-priority priority-number
Required
The default 802.1p precedence for
MLD messages is 0.
Configuring 802.1p precedence for MLD messages in a VLAN
Follow these steps to configure 802.1p precedence for MLD messages in a VLAN: