389
NOTE:
The MLD fast-leave processing configuration is effective on Layer 3 interfaces other than VLAN
interfaces, including Layer 3 Ethernet ports, Layer 3 aggregate interfaces, and Tunnel interfaces.
Enabling the MLD host tracking function
With the MLD host tracking function, the switch can record the information of the member hosts that
are receiving IPv6 multicast traffic, including the host IPv6 address, running duration, and timeout
time. You can monitor and manage the member hosts according to the recorded information.
Enabling the MLD host tracking function globally
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enter MLD view.
mld
N/A
3.
Configure the MLD host
tracking function globally.
host-tracking
Disabled by default.
Enabling the MLD host tracking function on an interface
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enter interface view.
interface
interface-type
interface-number
N/A
3.
Enable the MLD host tracking
function on the interface.
mld host-tracking
Disabled by default.
Setting the DSCP value for MLD messages
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enter public network MLD
view or VPN instance MLD
view.
mld
[
vpn-instance
vpn-instance-name
]
N/A
3.
Set the DSCP value for MLD
messages.
dscp
dscp-value
Optional.
By default, the DSCP value in
MLD messages is 48.
Configuring MLD SSM mapping
Because of some possible restrictions, some receiver hosts on an SSM network might run MLDv1.
To provide SSM service support for these receiver hosts, you must configure the MLD SSM mapping
feature on the last-hop router.
