298 
Command Mode 
Interface Configuration Mode (interface gigabitEthernet / interface range 
gigabitEthernet / interface port-channel / interface range port-channel) 
Privilege Requirement 
Only Admin, Operator and Power User level users have access to these 
commands. 
Example 
Enable IGMP Snooping function of port 1/0/3: 
T2600G-28TS(config)# interface gigabitEthernet 1/0/3 
T2600G-28TS(config-if)# ip igmp snooping 
37.3 ip igmp snooping rtime 
Description 
The ip igmp snooping rtime command is used to specify router port aging time 
globally. To restore the default timer, please use no ip igmp snooping rtime 
command. 
Syntax 
ip igmp snooping rtime rtime 
no ip igmp snooping rtime 
Parameter 
rtime  ——  Specify the aging time in seconds, ranging from 60  to  600.  The 
default aging time is 300 seconds. 
Command Mode 
Global Configuration Mode 
Privilege Requirement 
Only Admin, Operator and Power User level users have access to these 
commands. 
Example 
Specify IGMP Snooping router port aging time as 100 seconds globally: 
T2600G-28TS(config)# ip igmp snooping rtime 100