3Com S7906E Command Reference Manual page 1323

Related commands: multicast routing-table in the Multicast Routing and Forwarding Commands in
the IP Multicast Volume; igmp-snooping enable in the IGMP Snooping Commands in the IP Multicast
Volume.
Examples
# Enable IGMP Snooping in VLAN 100. Configure it as a multicast VLAN and enter multicast VLAN
view.
<Sysname> system-view
[Sysname] igmp-snooping
[Sysname-igmp-snooping] quit
[Sysname] vlan 100
[Sysname-vlan100] igmp-snooping enable
[Sysname-vlan100] quit
[Sysname] multicast-vlan 100
[Sysname-mvlan-100]
port (multicast VLAN view)
Syntax
port interface-list
undo port { all | interface-list }
View
Multicast VLAN view
Default Level
2: System level
Parameters
interface-list: Specifies a port in the form of interface-type interface-number, or a port range in the form
of interface-type start-interface-number to interface-type end-interface-number, where the end
interface number must be greater than the start interface number.
all: Deletes all the ports in the current multicast VLAN.
Description
Use the port command to assign the specified port(s) to the current multicast VLAN.
Use the undo port command to delete the specified port(s) or all ports from the current multicast VLAN.
By default, a multicast VLAN has no ports.
Note that:
A port can belong to only one multicast VLAN.
Only the following types of interfaces can be configured as multicast VLAN ports: Ethernet, or
Layer 2 aggregate interfaces.
Examples
# Assign ports Ethernet 2/0/1 through Ethernet 2/0/5 to multicast VLAN 100.
<Sysname> system-view
1-3