3com S7906E Instruccion De Instalación
1-20
To do...
Use the command...
Remarks
interface interface-type
interface-number
interface-number
Enter Ethernet port/OLT port
view or port group view
view or port group view
port-group manual
port-group-name
port-group-name
Required
Use either approach
Enable IPv6 multicast source
port filtering
port filtering
mld-snooping source-deny
Required
Disabled by default
Configuring Dropping Unknown IPv6 Multicast Data
Unknown IPv6 multicast data refers to IPv6 multicast data for which no entries exist in the MLD
Snooping forwarding table. When receiving such IPv6 multicast traffic, the switch floods it in the VLAN,
incurring network bandwidth waste and low forwarding efficiency.
Enabling dropping IPv6 multicast packets globally
Follow these steps to enable dropping IPv6 multicast packets globally:
To do...
Use the command...
Remarks
Enter system view
system-view
—
Enter MLD snooping view
mld-snooping
—
Enable dropping IPv6 multicast
packets
packets
drop-unknown
Required
Disabled by default
Enabling dropping unknown IPv6 multicast data packetsin a VLAN
Follow these steps to enable dropping unknown IPv6 multicast data packets in a VLAN:
To do...
Use the command...
Remarks
Enter system view
system-view
—
Enter VLAN view
vlan vlan-id
—
Enable dropping unknown IPv6
multicast data packets
multicast data packets
mld-snooping drop-unknown
Required
Disabled by default