User`s manual

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You can configure IGMP parameters on this screen, if you are not clear about the IGMP,
we recommend using the default configuration.
If you want to modify the configured parameters, please make sure whether the router’ s
IGMP feature is enabled.
4.3.20 Diagnostics
Through the Diagnostics function, you can check connection status of the router’s interfaces. When a connection is
successfully established, its status displays a “PASS”, otherwise it displays a “FAIL ”click ". To enter the page below,
click the “Diagnostics” tab on the left navigation menu column: