91 
max-group  ——  The maximum number of multicast groups for the port to join 
in. It is used to prevent some ports taking up too much bandwidth. 
Command Mode 
Interface Configuration Mode(interface ethernet / interface range ethernet) 
Example 
Enable multicast filtering function for port 5, specify Action Mode as accept, 
bound IP-range 2, 3, 4, and specify the maximum number of multicast groups 
for port 5 to join in as 128: 
TP-LINK(config)# interface ethernet 5 
TP-LINK(config-if)# igmp-snooping filter status enable mode accept addr-id 
2-4 maxgroup 128 
show igmp-snooping global-config 
Description 
The  show igmp-snooping global-config command is used to display the 
global configuration of IGMP. 
Syntax 
show igmp-snooping global-config 
Command Mode 
Any Configuration Mode 
Example 
Display the global configuration of IGMP: 
TP-LINK> show igmp-snooping global-config 
show igmp-snooping port-config 
Description 
The show igmp-snooping port-config command is used to display one port’s 
or all ports’ configuration of IGMP. 
Syntax 
show igmp-snooping port-config [port] 
Parameter 
port  —— The port selected to display the configuration. By default, the 
configuration of all ports is displayed.