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Duplicate IP Address Monitor

System.NetworkManagement.DuplicateIP.DuplicateIPMonitor (UnitMonitor)

Monitors network devices for duplicate IP addresses

Knowledge Base article:

Summary

The monitor indicates that a duplicated IP address is detected on the network. This monitor has two possible states:

Configuration

There is no configuration for this monitor

Causes

This monitor indicates a warning if more than one interface has been detected using the same IP address.

Resolutions

Use the Health Explorer to determine the interfaces using the duplicate IP address.

Element properties:

TargetSystem.NetworkManagement.DuplicateIP
Parent MonitorSystem.Health.AvailabilityState
CategoryAvailabilityHealth
EnabledTrue
Alert GenerateTrue
Alert SeverityMatchMonitorHealth
Alert PriorityNormal
Alert Auto ResolveTrue
Monitor TypeSystem.NetworkManagement.DuplicateIPMonitorType
RemotableTrue
AccessibilityPublic
Alert Message
Duplicate IP Detected
IP Address {0} is duplicated across network devices: {1}
RunAsDefault

Source Code:

<UnitMonitor ID="System.NetworkManagement.DuplicateIP.DuplicateIPMonitor" Accessibility="Public" Enabled="true" Target="NetworkLibrary!System.NetworkManagement.DuplicateIP" ParentMonitorID="SystemHealth!System.Health.AvailabilityState" Remotable="true" Priority="Normal" TypeID="System.NetworkManagement.DuplicateIPMonitorType" ConfirmDelivery="false">

  <Category>AvailabilityHealth</Category>

  <AlertSettings AlertMessage="System.NetworkManagement.DuplicateIP.DuplicateIPMonitor.AlertMessage">

    <AlertOnState>Warning</AlertOnState>

    <AutoResolve>true</AutoResolve>

    <AlertPriority>Normal</AlertPriority>

    <AlertSeverity>MatchMonitorHealth</AlertSeverity>

    <AlertParameters>

      <AlertParameter1>$Target/Property[Type="System!System.Entity"]/DisplayName$</AlertParameter1>

      <AlertParameter2>$Target/Property[Type="NetworkLibrary!System.NetworkManagement.DuplicateIP"]/DuplicatedBySystems$</AlertParameter2>

    </AlertParameters>

  </AlertSettings>

  <OperationalStates>

    <OperationalState ID="DuplicateIPDetected" MonitorTypeStateID="State_DuplicateIPDetected" HealthState="Warning"/>

    <OperationalState ID="DuplicateIPClear" MonitorTypeStateID="State_DuplicateIPClear" HealthState="Success"/>

  </OperationalStates>

  <Configuration/>

</UnitMonitor>