Command Manual – Multicast
H3C S7500E Series Ethernet Switches
Chapter 1 IGMP Snooping Configuration Commands
1-17
1.1.18 igmp-snooping overflow-replace
Syntax
igmp-snooping overflow-replace
[
vlan vlan-list
]
undo igmp-snooping overflow-replace
[
vlan vlan-list
]
View
Ethernet interface view, port group view
Parameters
vlan vlan-list
: Defines one or multiple VLANs. You can provide up to 10 VLAN lists, by
each of which 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 effective range of a VLAN ID is 1 to 4094.
Description
Use the
igmp-snooping overflow-replace
command to enable the multicast group
replacement function on the current port(s).
Use the
undo igmp-snooping overflow-replace
command to disable the multicast
group replacement function on the current port(s).
By default, the multicast group replacement function is disabled.
Note that:
z
This command works on IGMP Snooping–enabled VLANs and VLANs with IGMP
enabled on the corresponding VLAN interfaces.
z
If you do not specify any VLAN in Ethernet interface view, the command will take
effect on the port no matter which VLAN the port belongs to; if you specify a VLAN
or multiple VLANs, the command will take effect on the port only if the port belongs
to the specified VLAN(s).
z
If you do not specify any VLAN in port group view, the command will take effect on
all the ports in this group no matter which VLANs these port belong to; if you
specify a VLAN or multiple VLANs, the command will take effect on those ports in
this group that belong to the specified VLAN(s).
Related commands:
overflow-replace
.
Examples
# Enable the multicast group replacement function on Ethernet 2/0/1, which belongs to
VLAN 2.
<Sysname> system-view
[Sysname] interface ethernet 2/0/1
[Sysname-Ethernet2/0/1] igmp-snooping overflow-replace vlan 2
