User Guide
Page 285
...switch cannot know immediately that group. When receiving a general query The IGMP querier periodically sends IGMP general queries to the receiving port: z The switch resets the aging timer for the receiving port if the port is not included in the router port list; When receiving a membership report A host sends ...224.0.0.1) on the subnet. Upon receiving an IGMP general query, the switch forwards it is not included in the outgoing port list, the switch resets the member port aging timer for the reported group, but the port is in the outgoing port list, the switch adds the port as a ...
...switch cannot know immediately that group. When receiving a general query The IGMP querier periodically sends IGMP general queries to the receiving port: z The switch resets the aging timer for the receiving port if the port is not included in the router port list; When receiving a membership report A host sends ...224.0.0.1) on the subnet. Upon receiving an IGMP general query, the switch forwards it is not included in the outgoing port list, the switch resets the member port aging timer for the reported group, but the port is in the outgoing port list, the switch adds the port as a ...
User Guide
Page 286
...whether its aging timer expires, this means that some host attached to the port is receiving or expecting to that port. instead, the switch resets the member port aging timer for that multicast group when the aging timer expires. z If no hosts attached to the port are still listening ...port, the switch discards the IGMP leave group message instead of forwarding it through the port that received the leave group message. Remarks 1-4 The switch resets the aging timer of the port expires: z If any IGMP report in case it first checks whether a forwarding table entry for that port. Table...
...whether its aging timer expires, this means that some host attached to the port is receiving or expecting to that port. instead, the switch resets the member port aging timer for that multicast group when the aging timer expires. z If no hosts attached to the port are still listening ...port, the switch discards the IGMP leave group message instead of forwarding it through the port that received the leave group message. Remarks 1-4 The switch resets the aging timer of the port expires: z If any IGMP report in case it first checks whether a forwarding table entry for that port. Table...