3Com MSR 30, MSR 50 manual Robust-count Igmp view, Related command display igmp group

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-countcommand to configure the IGMP querier robustness variable globally.

Use the undo robust-countcommand to restore the system default.

By default, the IGMP querier robustness variable is 2.