Displaying And Maintaining Igmp Snooping - 3Com 4510G Configuration Manual

Configuring multicast group replacement on a port or a group of ports
Follow these steps to configure multicast group replacement on a port or a group of ports:
To do...
Enter system view
Enter Ethernet port/Layer 2
aggregate port view or port
group view
Enable multicast group
replacement
Be sure to configure the maximum number of multicast groups allowed on a port (refer to
Maximum Multicast Groups that Can Be Joined on a
replacement. Otherwise, the multicast group replacement functionality will not take effect.

Displaying and Maintaining IGMP Snooping

To do...
View IGMP Snooping multicast
group information
View the statistics information of
IGMP messages learned by IGMP
Snooping
Clear IGMP Snooping multicast
group information
Clear the statistics information of all
kinds of IGMP messages learned
by IGMP Snooping
The reset igmp-snooping group command works only on an IGMP Snooping–enabled VLAN,
but not on a VLAN with IGMP enabled on its VLAN interface.
The reset igmp-snooping group command cannot clear the IGMP Snooping multicast group
information for static joins.
Use the command...
system-view
interface interface-type
interface-number
port-group manual
port-group-name
igmp-snooping overflow-replace
[ vlan vlan-list ]
Use the command...
display igmp-snooping group [ vlan
vlan-id ] [ slot slot-number ] [ verbose ]
display igmp-snooping statistics
reset igmp-snooping group
{ group-address | all } [ vlan vlan-id ]
reset igmp-snooping statistics
2-18
Remarks
—
Required
Use either approach
Required
Disabled by default
Port) before enabling multicast group
Configuring
Remarks
Available in
any view
Available in
any view
Available in
user view
Available in
user view