Multicast advanced configuration
157
Configuration Guide
Variable definitions
The following table describes the variables and values for configuring the IGMP snooping
interface.
IGMP snooping VLAN router ports mapping information
The following section describes the display parameters for the IGMP snooping VLAN router ports
mapping information located at
Configuration,
Multicast, IGMP Snooping, Router Ports
tab
.
Variable
Value
VLAN ID
Select the VLAN ID on which IGMP snooping is configured.
IGMP Snooping Status
Select the IGMP Snooping Status for the VLAN ID.
Select Enabled to enable the switch to watch for IGMP messages from the
host connected on the interface and build the software. This ensures that
only the ports that require a given multicast stream actually receive it.
Select Disabled to disable IGMP Snooping in the interface.
The default value is Enabled.
Operating Version
Select the operating version of IGMP for the specified VLAN. Select one of
the following options:
•
Version1
•
Version2
•
Version3
The default value is Version3.
Fast Leave
Select the fast leave status of IGMP.
If you select Disabled, the switch checks if any interested receivers are in
the group by sending a group- specific query before removing the port
from the forwarding table.
If you select Enabled, the switch does not send a group-specific query. It
immediately removes the port from the forwarding table.
The default value is Disabled.
Querier Status
Select the Querier Status as Enabled or Disabled.
If Enabled, general queries are sent by the IGMP snooping switch.
The default value is Disabled.
Querier Interval (secs)
Type the time period during which the general queries are sent by the
IGMP snooping switch when the switch is configured as querier on a
VLAN.
The value ranges from 6 to 600.
The default value is 125.
Router Port List
Type the router port list for VLAN.
Current Version
Displays the current operating version of IGMP.
This field is displayed after a snooping interface is added.
Current Querier Status
Displays the current querier status in the switch.
This field is displayed after a snooping interface is added.
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