7
Use
undo dot1p-priority
to restore the default.
The default 802.1p precedence for IGMP messages is 0.
Examples
# Set the 802.1p precedence for IGMP messages to 3 globally.
<Sysname> system-view
[Sysname] igmp-snooping
[Sysname-igmp-snooping] dot1p-priority 3
drop-unknown (IGMP-snooping view)
Syntax
drop-unknown
undo drop-unknown
View
IGMP-snooping view
Default level
2: System level
Parameters
None
Description
Use
drop-unknown
to enable dropping unknown multicast data globally.
Use
undo drop-unknown
to disable dropping unknown multicast data globally.
By default, this function is disabled, and unknown multicast data is flooded.
This command works only in IGMP snooping–enabled VLANs, but not on VLANs with IGMP enabled on
their VLAN interfaces.
Related commands:
igmp-snooping drop-unknown
.
Examples
# Enable the device to drop unknown multicast data.
<Sysname> system-view
[Sysname] igmp-snooping
[Sysname-igmp-snooping] drop-unknown
dscp (IGMP-snooping view)
Syntax
dscp
dscp-value
undo dscp
View
IGMP-snooping view