agentSwitchIGMPSnoopingIntfGroupMembershipInterval 1.3.6.1.4.1.4526.10.1.2.8.7.1.1.3

The amount of time in seconds that a switch will wait for a report from a particular group on the selected interface before deleting the interface from the entry. This value must be greater than agentSwitchIGMPSnoopingIntfMaxResponseTime.