2-237Cisco Catalyst Blade Switch 3130 and 3032 for Dell Command ReferenceOL-13271-03Chapter 2 Cisco Catalyst Blade Switch 3130 and 3032 for Dell Cisco IOS Commandsip igmp snooping vlan immediate-leaveip igmp snooping vlan immediate-leaveUse the ip igmp snooping immediate-leave global configuration command on the switch stack or on astandalone switch to enable Internet Group Management Protocol (IGMP) snooping immediate-leaveprocessing on a per-VLAN basis. Use the no form of this command to return to the default setting.ip igmp snooping vlan vlan-id immediate-leaveno ip igmp snooping vlan vlan-id immediate-leaveSyntax DescriptionDefaults IGMP immediate-leave processing is disabled.Command Modes Global configurationCommand HistoryUsage Guidelines VLAN IDs 1002 to 1005 are reserved for Token Ring and FDDI VLANs and cannot be used in IGMPsnooping.You should configure the Immediate- Leave feature only when there is a maximum of one receiver onevery port in the VLAN. The configuration is saved in NVRAM.The Immediate-Leave feature is supported only with IGMP Version 2 hosts.Examples This example shows how to enable IGMP immediate-leave processing on VLAN 1:Switch(config)# ip igmp snooping vlan 1 immediate-leaveYou can verify your settings by entering the show ip igmp snooping privileged EXEC command.Related Commandsvlan-id Enable IGMP snooping and the Immediate-Leave feature on the specifiedVLAN. The range is 1 to 1001 and 1006 to 4094.Release Modification12.2(40)EX1 This command was introduced.Command Descriptionip igmp snooping report-suppression Enables IGMP report suppression.show ip igmp snooping Displays the snooping configuration.show ip igmp snooping groups Displays IGMP snooping multicast information.show ip igmp snooping mrouter Displays the IGMP snooping router ports.show ip igmp snooping querier Displays the configuration and operation information forthe IGMP querier configured on a switch.
