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1360 CHAPTER 88: IGMP CONFIGURATION COMMANDS
a multicast source address, this argument has an effective value range of 0 to 32.
The system default is 32 in both cases.
Description Use the
reset igmp group command to clear IGMP forwarding entries.
Note that:
■ When clearing the IGMP forwarding entries of a VLAN interface, this command
also clears the IGMP Snooping forwarding entries for that VLAN.
■ This command cannot clear IGMP forwarding entries of static joins.
Related command: display igmp group.
Example # Clear all the IGMP forwarding entries on all interfaces in the public instance.
<Sysname> reset igmp group all
# Clear all the IGMP forwarding entries on Ethernet 1/0 in the public instance.
<Sysname> reset igmp group interface ethernet 1/0 all
# Clear the IGMP forwarding entries for multicast group 225.0.0.1 on Ethernet 1/0
in the public instance.
<Sysname> reset igmp group interface ethernet 1/0 225.0.0.1
# Clear the IGMP forwarding entries for multicast groups in the 225.1.1.0/24
segment on Ethernet 1/0 in the public instance.
<Sysname> reset igmp group interface ethernet 1/0 225.1.1.0 mask 24
robust-count (IGMP view)
Syntax robust-count robust-value
undo robust-count
View Public instance IGMP view, VPN instance IGMP view
Parameter 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.