H3C S7500E Series Command Manual page 779

Command Manual – Multicast
H3C S7500E Series Ethernet Switches
3.1.24 robust-count
Syntax
robust-count robust-value
undo robust-count
View
IGMP view
Parameters
robust-value: IGMP querier robustness variable, with an effective range of 2 to 5. The
IGMP robustness variable determines the 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-present, display igmp interface.
Examples
# Set the IGMP querier robustness variable to 3 globally.
<Sysname> system-view
[Sysname] igmp
[Sysname-igmp] robust-count 3
3.1.25 send-router-alert
Syntax
send-router-alert
undo send-router-alert
View
IGMP view
Parameters
None
Chapter 3 IGMP Configuration Commands
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