User Manual
71
IGMP proxy enables the system to issue IGMP host messages on behalf of hosts
that the system discovered through standard IGMP interfaces. The system acts
as a proxy for its hosts after you enable it.
The following table describes the parameters of this page.
Field Description
Enable
PassThrough
The device preserve IP address field of the IGMP
packets when sent in upstream direction to the
DSLAM
Enable
FastLeaving
Enable the IGMP user disconnected from particular
multicast group immediately without performing the
verification procedure with IGMP GSQ messages.
General Query
Interval
The device will send query messages to check
IGMP user periodically. The unit is second.
General Query
Response Interval
The device waits for the IGMP user’s replying. The
unit is 100 * millisecond.
Group Query
Interval
The device will send multicast group query message
to check if the IGMP user is still alive. The unit is
second.
Group Query
Response Interval
The device waits for the IGMP user’s replying. The
unit is 100 * millisecond.
Group Query
Count
This parameter specifies how many times that the
device sends the multicast group query message.
Last Member
Query Interval
When the last member left, the device sent the
query messages periodically. The unit is second.
Last Member
Query Count
This parameter specifies how many times that the
device sends the query message.
Click Apply to save the settings.
3.3.12.3 IGMP Snooping
Choose Advanced > Network Tools and click IGMP Snooping. The page
shown in the following figure appears. When IGMP Snooping is enabled, the
multicast data transmits through the specific LAN port which has received the
request report.
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