Dell PowerConnect 6224 Command Line Interface Manual page 335

Use immediate leave only where there is only one host connected to a port.
Example
The following example configures the host leave-time-out to 60 seconds.
console(config-if-1/g1)#ip igmp snooping leave-time-
out 60
ip igmp snooping mrouter-time-out
Use the ip igmp snooping mrouter-time-out command in Interface
Configuration mode to configure the mrouter-time-out. This command is
used for setting the aging-out time after Multicast router ports are
automatically learned. To reset to the default mrouter-time-out, use the no
form of this command.
Syntax
time-out
ip igmp snooping mrouter-time-out
no ip igmp snooping mrouter-time-out
time-out — mrouter timeout in seconds for IGMP. (Range: 1–3600)
•
Default Configuration
The default value is 300 seconds.
Command Mode
Interface Configuration (Ethernet, port-channel) mode
User Guidelines
This command has no user guidelines.
Example
The following example configures the mrouter timeout to 200 seconds.
console(config-if-1/g1)#ip igmp snooping mrouter-
time-out 200
335
IGMP Snooping Commands