Command Reference Guide

56 ● igmp group-limit 3Com Router 5000 Family and Router 6000 Family
Command Reference
igmp group-limit
Purpose Use the igmp group-limit command to limit the number of IGMP groups joined
on the interface. If the number exceeds the limit, the router will not process the
joined IGMP packet any more.
Use the undo igmp group-limit command to restore the default configuration.
Syntax igmp group-limit limit
undo igmp group-limit
Parameters limit
Number of IGMP groups. Valid values are 0 to
MAX_IF_IGMP_GROUP_LIMIT. The value of
MAX_IF_IGMP_GROUP_LIMIT on routers is
MAX_MROUTE_LIMIT, which varies according to router
type.
Default By default, the maximum number of IGMP groups joined on the interface is 1024.
Example Limit the maximum number of IGMP groups joined on the interface Ethernet1/0/0 to
100.
[3Com-Ethernet1/0/0] igmp group-limit 100
View This command can be used in the following views:
■ Interface view
Description If the number of IGMP groups joined on the interface has exceeded the configuration
value during configuration, the previously joined IGMP groups will not be deleted.
If this command is executed repeatedly, the new configuration will overwrite the
previous one.