Black Box Computer Hardware LGB2124A User Manual
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Chapter 5: Operation of Web-based Management
5.3.3 IGMP Status
Function name: IGMP Status
Function description: Display IGMP status. In Fig. 5-26, the window shows the VLAN ID for each multicast group.
Figure 5-25. IGMP Status.
Parameter description:
VLAN ID: Show VLAN ID for each multicast group.
Querier: Show the group membership queries status.
Queries transmitted: Count the group membership queries transmitted.
Queries received: Count the group membership queries received.
V1 Reports: When a host receives a group membership query, it identifies the groups associated with the query and determines
which groups it belongs to. The host then sets a timer, with a value less than the Max Response Time field in the query, for each
group to which it belongs. It calculates the number of times IGMPV1 reports.
which groups it belongs to. The host then sets a timer, with a value less than the Max Response Time field in the query, for each
group to which it belongs. It calculates the number of times IGMPV1 reports.
V2 Reports: When a host receives a group membership query, it identifies the groups associated with the query and determines
to which groups it belongs. The host then sets a timer, with a value less than the Max Response Time field in the query, for each
group to which it belongs. It calculates the number of times IGMPV2 reports.
to which groups it belongs. The host then sets a timer, with a value less than the Max Response Time field in the query, for each
group to which it belongs. It calculates the number of times IGMPV2 reports.
V3 Reports: When a host receives a group membership query, it identifies the groups associated with the query and determines
to which groups it belongs. The host then sets a timer, with a value less than the Max Response Time field in the query, for each
group to which it belongs. It calculates the number of times IGMPV3 reports.
to which groups it belongs. The host then sets a timer, with a value less than the Max Response Time field in the query, for each
group to which it belongs. It calculates the number of times IGMPV3 reports.
V2 Leaves: When a host leaves a group, it sends a leave group membership message to multicast routers on the network, it
shows the leaves number.
shows the leaves number.