q-Tech QSW-9010, Руководство по настройке CLI

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User Manual
5. Multicast service configuration 51
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Start the interval query, under proxy mode, in order to quickly restore the service, after the system
successfully started, OLT immediately will send to all receiving ports general query package, the
interval is [Startup, Query, Interval] seconds;

Startup Query Number:
Start the number query, under proxy mode, in order to quickly restore the service, after the system
successfully started, OLT will immediately send to all the receiving ports general query message, the
number is [Startup, Query, Number].

Last Member Query Interval:
The last member interval query, in proxy mode, when the OLT receives the "leave" packet, it will
send a specific set of queries to the specified port if the fast-leave function on the port is disabled.
The interval is [Last, Member, Query, Interval] seconds;

Last Member Query Number:
The last member interval query, in proxy mode, when the OLT receives the "leave" packet, it will
send a specific set of queries to the specified port if the fast-leave function on the port is disabled.
The number is [Last Member Query Number];

Unsolicited Report Interval:
Active interval report, under proxy mode, in order to prevent the reported message to be lost, when
joining the group for the first time, OLT will take the initiative to report [Robustness] report message,
the interval is [1, Unsolicited Report Interval] random value.
OLT(config)# show igmp interface gpon-onu1/4:2
When this port receives v3 type protocol packet, the port running version will automatically adjust
to V3 which defaults to v2.
=========================================
IGMP Interface Configuration
-----------------------------------------
Fast-Leave: Enable
IGMP Version: V3
IGMP Run Version: V3
Max Group Number: 512
=========================================
Interpretation of the relevant parameters:

Fast-Leave:
Fast-leave enabling, mainly reflected in the behavior of OLT after the user left the message.
When configured as enable, OLT will immediately stop forwarding multicast streams to the user.
When configured as disable, if work-mode is snooping, after [snooping-aging-time] OLT will stop
forwarding multicast flows.
If work-mode is proxy, OLT will not stop forwarding multicast stream until it sent to the user [Last
Member Query Number] special query packets.