Multicast Vlan Configuration Task List; Configuring Sub-Vlan-Based Multicast Vlan; Configuration Prerequisites - 3Com 4500G Family Configuration Manual

For information about IGMP Snooping, router ports, and member ports, refer to IGMP Snooping
Configuration in the IP Multicast Volume.
For information about VLAN tags, refer to VLAN Configuration in the Access Volume.

Multicast VLAN Configuration Task List

Complete the following tasks to configure multicast VLAN:

Configuring Sub-VLAN-Based Multicast VLAN

Configuring Port-Based
Multicast VLAN
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 configuring 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 need to configure a VLAN as a multicast VLAN, and then configure user VLANs as
sub-VLANs of the multicast VLAN.
Follow these steps to configure sub-VLAN-based multicast VLAN:
To do...
Enter system view
Configure the specified VLAN
as a multicast VLAN and enter
multicast VLAN view
Configure the specified
VLAN(s) as sub-VLAN(s) of the
multicast VLAN
Task
Configuring User Port Attributes
Configuring Multicast VLAN Ports
Use the command...
system-view
multicast-vlan vlan-id
subvlan vlan-list
1-3
Remarks
Required
Use either approach.
Remarks
—
Required
Not a multicast VLAN by default
Required
By default, a multicast VLAN
has no sub-VLANs.