TP-Link T1600G-28PS T1600G-28PSUN V3 CLI Reference Guide Guide - Page 138
ip igmp snooping vlan-config, immediate-leave, report-suppression
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17.6 ip igmp snooping vlan-config (immediate-leave) Description This command is used to enable the Fast Leave feature for specific VLANs. To disable Fast Leave on the VLANs, please use no ip igmp snooping vlan-config vlan-id-list immediate-leave command. This function is disabled by default. Syntax ip igmp snooping vlan-config vlan-id-list immediate-leave no ip igmp snooping vlan-config vlan-id-list immediate-leave Parameter vlan-id-list -- The ID list of the VLAN desired to modify configuration, ranging from 1 to 4094, in the format of 1-3, 5. Command Mode Global Configuration Mode Privilege Requirement Only Admin, Operator and Power User level users have access to these commands. Example Enable the Fast Leave for VLAN 1-3: T1600G-28TS(config)# ip igmp snooping vlan-config 1-3 immediate-leave 17.7 ip igmp snooping vlan-config (report-suppression) Description This command is used to enable the IGMP Report Suppression function for specific VLANs. When enabled, the switch will only forward the first IGMP report message for each multicast group to the IGMP querier and suppress subsequent IGMP report messages for the same multicast group during one query interval. This feature prevents duplicate report messages from being sent to the IGMP querier. To disable the IGMP report suppression function and forward all the IGMP reports to the Layer 3 device in specific VLANs, 117
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