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AD Client PDC Response Monitor

AD_Client_PDC_Response.Monitor (UnitMonitor)

Knowledge Base article:

Summary

AD Client PDC Response Monitor. This monitor contacts the primary domain controller (PDC) and records the ping and Lightweight Directory Access Protocol (LDAP) bind response times. This test verifies that the PDC emulator is available to clients for - among other things - password resets and applications that run on Windows NT 4.0.

Configuration

Resolutions

See individual alerts generated by this monitor for details.

Element properties:

TargetMicrosoft.Windows.Server.AD.ClientPerspective
Parent MonitorSystem.Health.AvailabilityState
CategoryAvailabilityHealth
EnabledTrue
Alert GenerateTrue
Alert SeverityError
Alert PriorityHigh
Alert Auto ResolveTrue
Monitor TypeAD_Client_PDC_Response.Monitortype
RemotableFalse
AccessibilityPublic
Alert Message

AD Client Monitoring: AD PDC is unavailable, or the response is too slow

The client system detected an AD PDC problem. See other alerts for details.
RunAsDefault

Source Code:

<UnitMonitor ID="AD_Client_PDC_Response.Monitor" Target="AD!Microsoft.Windows.Server.AD.ClientPerspective" TypeID="AD_Client_PDC_Response.Monitortype" Accessibility="Public" Enabled="onStandardMonitoring" Remotable="false" ParentMonitorID="SystemHealth!System.Health.AvailabilityState">

  <Category>AvailabilityHealth</Category>

  <AlertSettings AlertMessage="AD_Client_PDC_Response.Monitor.AlertMessage">

    <AlertOnState>Error</AlertOnState>

    <AutoResolve>true</AutoResolve>

    <AlertPriority>High</AlertPriority>

    <AlertSeverity>Error</AlertSeverity>

  </AlertSettings>

  <OperationalStates>

    <OperationalState HealthState="Success" MonitorTypeStateID="PDCResponseOK" ID="PDCResponseOK"/>

    <OperationalState HealthState="Error" MonitorTypeStateID="PDCResponseError" ID="PDCResponseError"/>

  </OperationalStates>

  <Configuration>

    <IntervalSeconds>600</IntervalSeconds>

    <TargetComputerName>$Target/Host/Property[Type="Windows!Microsoft.Windows.Computer"]/NetworkName$</TargetComputerName>

    <LogSuccessEvent>true</LogSuccessEvent>

    <FailureThreshold>3</FailureThreshold>

    <SuccessCount>3</SuccessCount>

    <ManagementGroupName>$Target/ManagementGroup/Id$</ManagementGroupName>

    <TimeoutSeconds>120</TimeoutSeconds>

  </Configuration>

</UnitMonitor>