Configuring The Function Of Dropping Unknown Multicast Data - H3C S7500E Series Operation Manual

Operation Manual – Multicast
H3C S7500E Series Ethernet Switches
Enable multicast source
port filtering
II. Configuring multicast source port filtering on a port or a group of ports
Follow these steps to configure multicast source port filtering on a port or a group of
ports:
Enter system view
Enter the
corresponding
view
Enable multicast source port
filtering
Note:
When the S7500E series Ethernet switches are enabled to filter IPv4 multicast data
based on the source ports, they are automatically enabled to filter IPv6 multicast data
based on the source ports.

2.6.4 Configuring the Function of Dropping Unknown Multicast Data

Unknown multicast data refers to multicast data for which no entries exist in the IGMP
Snooping forwarding table. When the switch receives such multicast traffic:
With the function of dropping unknown multicast data enabled, the switch drops all
the unknown multicast data received.
With the function of dropping unknown multicast data disabled, the switch floods
unknown multicast data in the VLAN which the unknown multicast data belongs to.
I. Configuring globally the function of dropping unknown multicast data
Follow these steps to configure globally the function of dropping unknown multicast
data:
To do...
source-deny port
interface-list
To do...
Enter Ethernet
port view
Enter port
group view
Chapter 2 IGMP Snooping Configuration
Use the command...
Use the command...
system-view
interface interface-type
interface-number
port-group { manual
port-group-name |
aggregation agg-id }
igmp-snooping
source-deny
2-19
Remarks
Required
Disabled by default
Remarks
—
Required
Use either command.
Required
Disabled by default