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Parameters
vlan
vlan-list
: Specifies one or multiple VLANs. You can provide up to 10 VLAN lists. For each list, you
can specify an individual VLAN in the form of
vlan-id
, or a VLAN range in the form of
start-vlan-id
to
end-vlan-id
, where the end VLAN ID must be greater than the start VLAN ID. The value range of a VLAN
ID is 1 to 4094. If you do not specify any VLAN, the command takes effect for all VLANs. If you specify
one or more VLANs, the command takes effect for the specified VLANs only.
Description
Use
overflow-replace
to enable the multicast group replacement function globally.
Use
undo overflow-replace
to disable the multicast group replacement function globally.
By default, the multicast group replacement function is disabled.
This command works in both IGMP snooping–enabled VLANs and VLANs with IGMP enabled on their
VLAN interfaces.
Related commands:
igmp-snooping overflow-replace
.
Examples
# Enable the multicast group replacement function globally in VLAN 2.
<Sysname> system-view
[Sysname] igmp-snooping
[Sysname-igmp-snooping] overflow-replace vlan 2
report-aggregation (IGMP-snooping view)
Syntax
report-aggregation
undo report-aggregation
View
IGMP-snooping view
Default level
2: System level
Parameters
None
Description
Use
report-aggregation
to enable IGMP report suppression.
Use
undo report-aggregation
to disable IGMP report suppression.
By default, IGMP report suppression is enabled.
This command works in both IGMP snooping–enabled VLANs and VLANs with IGMP enabled on their
VLAN interfaces.
Examples
# Disable IGMP report suppression.
<Sysname> system-view
[Sysname] igmp-snooping
[Sysname-igmp-snooping] undo report-aggregation
