H3C S9500 Series Operation Manual

Also see for S9500 Series: Operation manual Operation manual Operation manual Operation manual Operation manual

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H3C S9500 Series Operation Manual Manual pdf 15 page image

Operation Manual – IGMP SnoopingH3C S9500 Series Routing Switches Chapter 1 IGMP Snooping Configuration1-13To do... Use the command... RemarksEnter system view system-view —Enter IGMP Snoopingview igmp-snooping —Enable fast leaveprocessing fast-leave [ vlan vlan-list ] RequiredDisabled by defaultII. Configuring fast leave processing on a port or a group of portsFollow these steps to configure fast leave processing on a port or a group of ports:To do... Use the command... RemarksEnter system view system-view —EnterEthernetinterface viewinterface interface-typeinterface-numberEnter thecorresponding view Enterinterfacegroup viewport-group { manualport-group-name |aggregation agg-id }Use eithercommandEnable fast leaveprocessingigmp-snooping fast-leave[ vlan vlan-list ]RequiredDisabled by defaultCaution:z If fast leave processing is enabled on a port to which more than one host is attached,when one host leaves a multicast group, the other hosts attached to the port andinterested in the same multicast group will fail to receive multicast data for thatgroup.z Fast leave processing is effective on a port only when IGMPv2 or IGMPv3 runs onall the hosts of a multicast group attached to this port. If IGMPv1 runs on a host, fastleave processing does not take effect even if it is configured.1.4.5 Configuring Aging Timers for Dynamic PortsIf the switch receives no IGMP general queries or PIM hello messages on a dynamicrouter port, the switch removes the port from the router port list when the aging timer ofthe port expires.