3com S7906E Guide De Référence

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Description 
Use the reset igmp ssm-mapping group command to clear multicast group information created 
based on the configured IGMP SSM mappings. 
Note that if neither all-instance nor vpn-instance is specified, this command will clear the information 
on the public instance. 
Related commands: display igmp ssm-mapping group
Examples 
# Clear all multicast group information created based on the configured IGMP SSM mappings on all 
interfaces in the public instance. 
<Sysname> reset igmp ssm-mapping group all 
robust-count (IGMP view) 
Syntax 
robust-count robust-value 
undo robust-count 
View 
Public instance IGMP view, VPN instance IGMP view  
Default Level 
2: System level 
Parameters 
robust-value: IGMP querier robustness variable, with an effective range of 2 to 5. The IGMP robustness 
variable determines the default number of general queries the IGMP querier sends on startup and the 
number of IGMP group-specific queries the IGMP querier sends upon receiving an IGMP leave 
message.  
Description 
Use the robust-count command to configure the IGMP querier robustness variable globally. 
Use the undo robust-count command to restore the system default.  
By default, the IGMP querier robustness variable is 2.  
Related commands: igmp robust-count,  timer query,  last-member-query-interval,  timer 
other-querier-presentdisplay igmp interface.  
Examples 
# Set the IGMP querier robustness variable to 3 globally in the public instance. 
<Sysname> system-view 
[Sysname] igmp 
[Sysname-igmp] robust-count 3