Displaying And Maintaining Igmp Snooping; Igmp Snooping Configuration Examples - H3C S7500E Series Operation Manual

Operation Manual – Multicast
H3C S7500E Series Ethernet Switches
Caution:
Be sure to configure the maximum number of multicast groups allowed on a port (refer
to Configuring Maximum Multicast Groups that Can Be Joined on a
configuring multicast group replacement. Otherwise, the multicast group replacement
functionality will not take effect.

2.7 Displaying and Maintaining IGMP Snooping

View the information of IGMP
Snooping multicast groups
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
Note:
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 IGMP Snooping
forwarding table entries for static joins.

2.8 IGMP Snooping Configuration Examples

2.8.1 Configuring Simulated Joining
I. Network requirements
As shown in
Ethernet 1/0/2 and to Switch A through Ethernet 1/0/1. Router A is the IGMP
querier on the subnet.
To do...
display igmp-snooping group
[ vlan vlan-id ] [ slot slot-id ]
[ verbose ]
display igmp-snooping statistics
reset igmp-snooping group
{ group-address | all } [ vlan vlan-id ]
reset igmp-snooping statistics
Figure 2-3, Router A connects to the multicast source through
Chapter 2 IGMP Snooping Configuration
Use the command...
2-23
Port) before
Remarks
Available in
any view
Available in
any view
Available in
user view
Available in
user view