T3700G-28TQ
 
JetStream 28-Port Gigabit Stackable L3 Managed Switch CLI Guide 
 
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Parameter 
maxgroup    —— Specify the maximum numbers of groups that the port can join. 
It ranges from 0 to 1024 and the default value is 1024. 
drop —— When the number of the dynamic multicast groups that a port joins 
has exceeded the max-group, the port will not join any new multicast group. 
replace —— When the number of the dynamic multicast groups that a port joins 
has exceeded the max-group, the newly joined multicast group will replace one 
of the old entries randomly. 
Command Mode 
Interface Configuration Mode (interface fastEthernet / interface range 
fastEthernet / interface gigabitEthernet / interface range gigabitEthernet/ 
interface ten-gigabitEthernet / interface range ten-gigabitEthernet) 
Example 
Specify the maximum numbers of groups that ports 1/0/2-5 can join as 10, and 
configure the throttling action as replace: 
T3700G-28TQ(config)#interface range gigabitEthernet 1/0/2-5 
T3700G-28TQ(config-if-range)#ip igmp snooping max-groups 10 
T3700G-28TQ(config-if-range)#ip igmp snooping max-groups action 
replace 
ip igmp snooping multi-vlan-config 
Description 
The ip igmp snooping multi-vlan-config command is used to create and 
configure a Multicast VLAN. To delete the corresponding Multicast VLAN, 
please use no ip igmp snooping multi-vlan-config command. 
Syntax 
ip igmp snooping multi-vlan-config [vlan-id] { rtime  router-time | mtime 
member-time | ltime  leave-time | rport interface {  fastEthernet  port | 
gigabitEthernet port | ten-gigabitEthernet port } } 
no ip igmp snooping multi-vlan-config 
Parameter 
vlan-id —— The ID of the VLAN desired to modify configuration, ranging from 2 
to 4094.