ECS2020 Series CLI Reference Guide-R04

104
Global configuration
.
Use the ip igmp snooping suppression command to enable the suppression function.
Use the no form of this command to disable it.
You can verify settings by the show ip igmp snooping vlan command.
The following example specifies that set ip igmp snooping
suppression
test：
ECS2020-10P(config)# ip igmp snooping
suppression
ip igmp snooping unknown-multicast action
Sets the unknown-multi-cast action to perform when an unknown-multicast packet is received.
ip igmp snooping unknown-multicast action (drop|flood|router-port)
drop
Global configuration
.
When igmp and mld snooping is disabled, this action cannot be set to a port.
When igmp snooping & mld snooping is disabled, set the unknown multicast action to flood.
Whenever the action is router-port to flood or drop, the unknown multicast group entry will be
deleted.
Use the ip igmp snooping unknown-multicast action command to change the action
type. You can verify settings by the show ip igmp snooping vlan command.
The following example specifies the set ip igmp unknown-multicast test：
ECS2020-10P(config)# ip igmp snooping unknown-multicast action drop
Command
Command
Description
Show ip igmp snooping vlan
Display the IGMP snooping settings.
Parameter
Parameter
Description
(drop|flood|router-port)
Either drop/flood in a VLAN or forward to a
router port on receiving an unknown
multicast packet.
Mode
Usage
Example
Default
Mode
Usage
Example