3com S7906E Guía De Referencia
1-17
<Sysname> system-view
[Sysname] vlan 2
[Sysname-vlan2] mld-snooping max-response-time 5
mld-snooping overflow-replace
Syntax
mld-snooping overflow-replace [ vlan vlan-list ]
undo mld-snooping overflow-replace [ vlan vlan-list ]
View
Ethernet interface view, Layer 2 aggregate interface view, port group view
Default Level
2: System level
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 mld-snooping overflow-replace command to enable the IPv6 multicast group replacement
function on the current port(s).
Use the undo mld-snooping overflow-replace command to disable the IPv6 multicast group
replacement function on the current port(s).
By default, the IPv6 multicast group replacement function is disabled.
Note that:
z
This command works on both MLD Snooping–enabled VLANs and VLANs with MLD enabled on
their VLAN interfaces.
z
If you do not specify any VLAN when using this command in Ethernet interface view or Layer 2
aggregate interface view, the command will take effect for all VLANs the interface belongs to; if you
specify a VLAN or multiple VLANs, the command will take effect only if the interface belongs to the
specified VLAN(s).
z
If you do not specify any VLAN when using this command in port group view, the command will
take effect on all the ports in this group; if you specify a VLAN or multiple VLANs, the command will
take effect only on those ports in this group that belong to the specified VLAN(s).
Related commands: overflow-replace.
Examples
# Enable the IPv6 multicast group replacement function on Ethernet 2/0/1 in VLAN 2.
<Sysname> system-view
[Sysname] interface ethernet 2/0/1
[Sysname-Ethernet2/0/1] mld-snooping overflow-replace vlan 2