H3C Technologies H3C S10500 Series Switches - Manual (Page 80)

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NOTE:
•
For more information about IGMP snooping, router ports, and member ports, see the chapter “IGMP
snooping configuration.”
• For more information about VLAN tags, see Layer 2—LAN Switching Configuration Guide.
Multicast VLAN configuration task list
Complete the following tasks to configure multicast VLAN:
Task Remarks
Configuring sub-VLAN-based multicast VLAN
Configuring user port attributes
Configuring port-based multicast
VLAN
Configuring multicast VLAN ports
Required
Use either approach.
Configuring the maximum number of forwarding entries in a multicast VLAN Optional
NOTE:
If you have configured both sub-VLAN-based multicast VLAN and port-based multicast VLAN on a
device, the port-based multicast VLAN configuration is given preference.
Configuring sub-VLAN-based multicast VLAN
Configuration prerequisites
Before you configure sub-VLAN-based multicast VLAN, complete the following tasks:
• Create VLANs as required
• Enable IGMP snooping in the VLAN to be configured as a multicast VLAN
Configuring sub-VLAN-based multicast VLAN
In this approach, you configure a VLAN as a multicast VLAN and configure user VLANs as sub-VLANs
of the multicast VLAN.
Follow these steps to configure sub-VLAN-based multicast VLAN:
To do… Use the command… Remarks
Enter system view system-view —
Configure the specified VLAN as a
multicast VLAN and enter multicast
VLAN view
multicast-vlan vlan-id
Required
Not a multicast VLAN by default
Configure the specified VLANs as
sub-VLANs of the multicast VLAN
subvlan vlan-list
Required
By default, a multicast VLAN has
no sub-VLANs.