Configuring 802.1P Precedence For Mld Messages; Displaying And Maintaining Mld Snooping - H3C S3100 Series Operation Manual

To do...
Enable IPv6 multicast group
replacement
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
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...
Enter system view
Enter MLD-Snooping view
Configure 802.1p precedence for
MLD Messages
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...
Enter system view
Enter VLAN view
Configure 802.1p precedence for
MLD Messages

Displaying and Maintaining MLD Snooping

Display MLD snooping multicast group
information
Display the statistics information of MLD
messages learned by MLD snooping
Clear MLD snooping multicast group
information
mld-snooping overflow-replace
[ vlan vlan-list ]
system-view
mld-snooping
dot1p-priority priority-number
system-view
vlan vlan-id
mld-snooping dot1p-priority
priority-number
To do...
Use the command...
Use the command...
Use the command...
Use the command...
display mld-snooping group [ vlan
vlan-id ] [ verbose ]
display mld-snooping statistics
reset mld-snooping group
{ ipv6-group-address | all } [ vlan vlan-id ]
3-19
Remarks
Required
Disabled by default
Port) before enabling IPv6 multicast
Remarks
—
—
Required
The default 802.1p precedence for
MLD messages is 0.
Remarks
—
—
Required
The default 802.1p precedence for
MLD messages is 0.
Remarks
Available in any view
Available in any view
Available in user view