User Manual

Routing
340
M6100 Web Management User Guide
 IGMP Global Configuration
1. In the Admin Mode field, select the Enable or Disable option.
This sets the
administrative status of IGMP in the router to active or inactive. The default is disable.
2. Click Apply to send the updated configuration to the switch. Configuration changes take
ef
fect immediately.
3. Click Cancel to cancel the configuration on the screen and reset the data on the screen to
the latest value of the switch.
IGMP Routing Interface Configuration
To display the Multicast IGMP Routing Interface Configuration page, click Routing
Multicast
 IGMP  Routing Interface Configuration. The following page is displayed.
 IGMP Routing Interface Configuration
1. In the Go T
o Interface field, enter the interface in unit/slot/port format and click Go. The
entry corresponding to the specified interface is selected.
2. Select the check box beside the interface for which data is to be displayed or
configured.
3. In the Admin Mode field, select the Enable or Disable option to set the administrative
status of IGMP on the selected routing interface.
The default is disable.
4. In the V
ersion field, enter the version of IGMP you want to configure for the selected
interface. Valid values are 1 to 3. The default value is 3. This field is configurable only when
IGMP Interface mode is enabled.
5. In the Robustness field, enter the robustness value.
This variable allows tuning for the
expected packet loss on a subnet. If you expect the subnet to be lossy, you should enter a
higher number for this parameter. IGMP is robust to (robustness variable-1) packet losses.
Valid values are 1 to 255. The default value is 2.
6. In the Query Interval field, enter the frequency in seconds at which IGMP host-query
packets are to be transmitted on this interface. V
alid values are 1 to 3600. The default value
is 125.
7. In the Query Max Response T
ime field, enter the maximum query response time, in tenths
of a second, to be advertised in IGMPv2 queries on this interface. The default value is 100.
Valid values are 0 to 255.
8. In the Startup Query Interval field, enter the number of seconds between the transmission
of startup queries on the selected interface. V
alid values are 1 to 300. The default value is
31.