3Com Switch 8800 Advanced Software V5 Configuration Guide

Configuring a Multicast Group Policy 553
the report against the ACL rule configured on the receiving port. If the receiving
port can join this multicast group, the switch adds this port to the IGMP Snooping
multicast group list; otherwise the switch drops this report message. Any multicast
data that has failed the ACL check will not be sent to this port. In this way, the
service provider can control the VOD programs provided for multicast users.
Configuring a multicast group filter globally
Follow these steps to configure a multicast group filter globally:
Configuring a multicast group filter on a port or a group ports
Follow these steps to configuring a multicast group filter on a port or a group
ports:
Configuring Maximum
Multicast Groups that
Can Be Joined on a Port
By configuring the maximum number of multicast groups that can be joined on a
port, you can limit the number of multicast programs on-demand available to
users, thus to regulate traffic on the port.
Follow these steps to configure the maximum number of multicast groups that
can be joined on a port or ports:
To do... Use the command... Remarks
Enter system view system-view -
Enter IGMP Snooping view igmp-snooping -
Configure a multicast group
filter
group-policy acl-number [
vlan vlan-list ]
Required
No filter is configured by
default, namely hosts can join
any multicast group
To do... Use the command... Remarks
Enter system view system-view -
Enter the
corresponding
view
Enter Ethernet
interface view
interface interface-type
interface-number
Use either command
Enter interface
group view
port-group { manual
port-group-name |
aggregation agg-id }
Configure a multicast group filter igmp-snooping
group-policy acl-number
[ vlan vlan-list ]
Required
No filter is configured by
default, namely hosts can
join any multicast group
To do... Use the command... Remarks
Enter system view system-view -
Enter the
corresponding
view
Enter Ethernet
interface view
interface interface-type
interface-number
Use either command
Enter interface
group view
port-group { manual
port-group-name |
aggregation agg-id }
Configure the maximum number
of multicast groups that can be
joined on the port(s)
igmp-snooping
group-limit limit [ vlan
vlan-list ]
Optional
512 by default..