H3C Technologies H3C S7500E Series Switches - Manual (Page 282)

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To do... Use the command... Remarks
Enter system view system-view —
interface interface-type
interface-number
Enter Ethernet port/ONU
port/Layer 2 aggregate interface
view or port group view
port-group manual
port-group-name
Required
Use either approach
Enable IPv6 multicast group
replacement
mld-snooping
overflow-replace [ vlan
vlan-list ]
Required
Disabled by default
Be sure to configure the maximum number of IPv6 multicast groups allowed on a port (refer to
Configuring Maximum Multicast Groups that Can Be Joined on a Port ) 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:
To do... Use the command... Remarks
Enter system view system-view —
Enter VLAN view vlan vlan-id —