Igmp-Snooping Querier - 3Com S7906E Command Reference Manual

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 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:
This command works on both IGMP Snooping–enabled VLANs and VLANs with IGMP enabled on
their VLAN interfaces.
Be sure to configure the maximum number of multicast groups allowed on a port which cannot be
the default value 1000 (refer to
replacement. Otherwise, the multicast group replacement functionality will not take effect.
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).
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 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] igmp-snooping overflow-replace vlan 2

igmp-snooping querier

Syntax
igmp-snooping querier
undo igmp-snooping querier
View
VLAN view
igmp-snooping group-limit
1-17
) before enabling multicast group