Even the logs show the below warning messages
WARN [Quartz-5094] com.dell.foglight.storage.AgentAlarmReporter - Transmitting agent alarm Message: The specified feature has not yet been implemented, Vendor message: invalid ip address
The alarms do not effect the data collections, all metrics are collected properly.
Product defect VFGLS-3690 and waiting for fix in a future release of Foglight for Storage Management.
The release is planned for September 2017 / version 4.5.