3Com 4500 PWR 26-Port Configuration Manual page 338

To do...
Create a multicast VLAN and
enter VLAN view
Return to system view
Enter VLAN interface view
Enable IGMP
Return to system view
Enter Ethernet port view for the
Layer 2 switch to be configured
Define the port as a trunk or
hybrid port
Specify the VLANs to be
allowed to pass the Ethernet
port
Follow these steps to configure multicast VLAN on the Layer 2 switch:
To do...
Enter system view
Enable IGMP Snooping
Enter VLAN view
Enable IGMP Snooping
Enable multicast VLAN
Return to system view
Enter Ethernet port view for the
Layer 3 switch
Define the port as a trunk or
hybrid port
Specify the VLANs to be
allowed to pass the Ethernet
port
Enter Ethernet port view for a
user device
Define the port as a hybrid port
Use the command...
vlan vlan-id
quit
interface Vlan-interface
vlan-id
igmp enable
quit
interface interface-type
interface-number
port link-type { trunk |
hybrid }
port hybrid vlan vlan-id-list
{ tagged | untagged }
port trunk permit vlan vlan-list
Use the command...
system-view
igmp-snooping enable
vlan vlan-id
igmp-snooping enable
service-type multicast
quit
interface interface-type
interface-number
port link-type { trunk |
hybrid }
port hybrid vlan vlan-list
{ tagged | untagged }
port trunk permit vlan vlan-list
interface interface-type
interface-number
port link-type hybrid
27-15
Remarks
—
—
—
Required
By default, the IGMP feature is
disabled.
—
—
Required
Required
The multicast VLAN defined on
the Layer 2 switch must be
included, and the port must be
configured to forward tagged
packets for the multicast VLAN
if the port type is hybrid.
Remarks
—
—
—
Required
Required
—
—
Required
Required
The multicast VLAN must be
included, and the port must be
configured to forward tagged
packets for the multicast VLAN
if the port type is hybrid.
—
Required