APC IP DSLAM User's Guide Page 428

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Last Member Query
Interval
This parameter specifies the Last Member
Query Interval that is the Max Response Time
inserted into Group-Specific Queries sent in
response to Leave Group messages, and is also
the amount of time between Group-Specific
Query messages. The value of this parameter
may be tuned to modify the leave latency of the
network. A reduced value results in reduced
time to detect the loss of the last member of a
group. The unit of this parameter is one-tenth of
second.
Robustness Variable
This parameter allows tuning for the expected
packet loss on a subnet. The IgmpSnooping
module is robust to [RobustnessVar] packet
losses.
Igmp Snoop Status
This parameter specifies whether Igmp
Snooping needs to be enabled in the system.
Version Mask
This parameter controls which versions of IGMP
are currently supported at Columbia. Depending
on the version mask, IGMP messages of
unsupported version, will be dropped
Report Suppression
Status
Report Suppression is enabled or not.
Proxy Report Status
This parameter controls whether proxy reporting
will be supported at the global level.
StartUp QryCount
This parameter specifies the number of General
Queries sent on receiving Port Up topology
change trigger, separated by the
StartupQryInterval
Last Member QryCount
This parameter specifies the number of Group-
specific or Group-and-Source-specific Queries
sent before assuming there are no listener for
this Group or Group-Source pair.
8.14.2 Igmpsnoop mvlan config Commands
8.14.2.1 Get igmpsnoop mvlan config
Description: Use this command to get.
Command Syntax: get igmpsnoop mvlan config [grpipaddr
<grpipaddr-val>] [srcipaddr <srcipaddr-val>] [vlanid <vlanid-val> |
none]
8.14.2.2 Create igmpsnoop mvlan config
Description: Use this command to create.
Command Syntax: create igmpsnoop mvlan config grpipaddr
<grpipaddr-val> srcipaddr srcipaddr vlanid <vlanid-val> | none
[mcastvlanstag <mcastvlanstag-val> | none] [mcastvlanctag
<mcastvlanctag-val> | invlan | none] [portlist <portlist-val> | none]
8.14.2.3 Delete igmpsnoop mvlan config
Description: Use this command to delete.
Command Syntax: delete igmpsnoop mvlan config [grpipaddr
<grpipaddr-val>] [srcipaddr <srcipaddr-val>] [vlanid <vlanid-val> |
none]
8.14.2.4 Modify igmpsnoop mvlan config
Description: Use this command to modify.
Command Syntax: modify igmpsnoop mvlan config grpipaddr
<grpipaddr-val> srcipaddr <srcipaddr-val> vlanid <vlanid-val> | none
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