Table 139
IGMP Snooping commands
Command
ip igmp snoop mrouter-timeout
<1-600>
ip igmp snoop query-interval
<1-600>
ip igmp snoop robust <2-10>
[no] ip igmp snoop flood
[no] ip igmp snoop aggregate
ip igmp snoop source-ip <IP
address>
ip igmp snoop vlan <1-4094>
no ip igmp snoop vlan <1-4094>
no ip igmp snoop vlan all
[no] ip igmp snoop vlan <1-4094>
fastleave
ip igmp snoop enable
no ip igmp snoop enable
show ip igmp snoop
Description
Configures the age-out period for the IGMP Mrouters in the Mrouter
table. If the switch does not receive a General Query from the
Mrouter for the interval set in the Snoop timeout command, the switch
removes the multicast router from its Mrouter table.
The default is 255 seconds.
Command mode: Global configuration
Sets the IGMP router query interval, in seconds. The default value is
125 seconds.
Command mode: Global configuration
Configures the IGMP Robustness variable, which allows you to tune
the switch for expected packet loss on the subnet. If the subnet is
expected to be lossy (high rate of packet loss), then increase the
value. The default value is 2.
Command mode: Global configuration
Configures the switch to flood unregistered IP multicast reports to all
ports.
Command mode: Global configuration
Enables or disables IGMP Membership Report aggregation.
Command mode: Global configuration
Configures the source IP address used as a proxy for IGMP Group
Specific Queries.
Command mode: Global configuration
Adds the VLAN to IGMP Snooping.
Command mode: Global configuration
Removes the VLAN from IGMP Snooping.
Command mode: Global configuration
Removes all VLANs from IGMP Snooping.
Command mode: Global configuration
Enables or disables FastLeave processing. FastLeave allows the
switch to immediately remove a port from the IGMP port list, if the
host sends a Leave message, and the proper conditions are met. This
command is disabled by default.
Command mode: Global configuration
Enables IGMP Snooping.
Command mode: Global configuration
Disables IGMP Snooping.
Command mode: Global configuration
Displays the current IGMP Snooping parameters.
Command mode: All except User EXEC
Configuration Commands
151