DC has failed to synchronize naming context with its replication partner

DC_2000_has_failed_to_synchronize_with_its_replication_partner (Rule)

Knowledge Base article:

Summary

This domain controller is not receiving updates from one or more of its replication partners.

Causes

Possible causes include the following:

The source domain controller is unavailable.
Windows Time service is skewed, causing Kerberos ticket failures.
There are network connectivity issues.
There are Domain Name System (DNS) name resolution problems.

Element properties:

Target	Microsoft.Windows.Server.2003.AD.DomainControllerRole
Category	Custom
Enabled	True
Alert Generate	False
Remotable	False

Member Modules:

ID	Module Type	TypeId	RunAs
DS	DataSource	AD_Replication_Monitoring.DataSource	Default
FilterStatePropertyBag	ConditionDetection	System.ExpressionFilter	Default
WA	WriteAction	System.Health.GenerateAlertForType	Default

Source Code:

<Rule ID="DC_2000_has_failed_to_synchronize_with_its_replication_partner" Enabled="true" Target="AD2003Core!Microsoft.Windows.Server.2003.AD.DomainControllerRole" ConfirmDelivery="false" Remotable="false" Priority="Normal" DiscardLevel="100">

  <Category>Custom</Category>

  <DataSources>

    <DataSource ID="DS" TypeID="AD_Replication_Monitoring.DataSource">

      <IntervalSeconds>900</IntervalSeconds>

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

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

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

      <LogSuccessEvent>false</LogSuccessEvent>

      <ObjectUpdateThreshold>24</ObjectUpdateThreshold>

      <IntersiteExpectedMaxLatency>15</IntersiteExpectedMaxLatency>

      <IntrasiteExpectedMaxLatency>5</IntrasiteExpectedMaxLatency>

      <ChangeInjectionFrequency>6</ChangeInjectionFrequency>

      <MonitorDomainNC>true</MonitorDomainNC>

      <MonitorConfigNC>false</MonitorConfigNC>

      <MonitorApplicationPartitions>true</MonitorApplicationPartitions>

      <FirstReplicationPeriod>24</FirstReplicationPeriod>

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

      <TimeoutSeconds>300</TimeoutSeconds>

    </DataSource>

  </DataSources>

  <ConditionDetection ID="FilterStatePropertyBag" TypeID="System!System.ExpressionFilter">

    <Expression>

      <And>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery>ConversionType</XPathQuery>

            </ValueExpression>

            <Operator>Equal</Operator>

            <ValueExpression>

              <Value>Alert</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery>Property[@Name='Bucket']</XPathQuery>

            </ValueExpression>

            <Operator>Equal</Operator>

            <ValueExpression>

              <Value>SOMEREPLICATIONLINKSFAILED</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery>Property[@Name='Type']</XPathQuery>

            </ValueExpression>

            <Operator>Equal</Operator>

            <ValueExpression>

              <Value>5.0</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

      </And>

    </Expression>

  </ConditionDetection>

  <WriteActions>

    <WriteAction ID="WA" TypeID="SystemHealth!System.Health.GenerateAlertForType">

      <Priority>1</Priority>

      <Severity>1</Severity>

      <ManagedEntityTypeId>$MPElement[Name='AD2000Core!Microsoft.Windows.Server.2000.AD.DomainControllerRole']$</ManagedEntityTypeId>

      <KeyProperties>

        <KeyProperty>

          <PropertyId>$MPElement[Name="Windows!Microsoft.Windows.Computer"]/PrincipalName$</PropertyId>

          <IsCaseSensitive>false</IsCaseSensitive>

          <Value>$Data/Property[@Name='FQDN']$</Value>

        </KeyProperty>

        <KeyProperty>

          <PropertyId>$MPElement[Name="AD!Microsoft.Windows.Server.AD.DomainControllerRole"]/Name$</PropertyId>

          <IsCaseSensitive>false</IsCaseSensitive>

          <Value>$Data/Property[@Name='CN']$</Value>

        </KeyProperty>

      </KeyProperties>

      <AlertOwner>$Data/PublisherName$</AlertOwner>

      <AlertMessageId>$MPElement[Name="DC_has_failed_to_synchronize_with_its_replication_partner.AlertMessage"]$</AlertMessageId>

      <AlertParameters>

        <AlertParameter1>$Data/Property[@Name='DN']$</AlertParameter1>

      </AlertParameters>

      <Suppression>

        <SuppressionValue>$Data/Property[@Name='DN']$</SuppressionValue>

      </Suppression>

    </WriteAction>

  </WriteActions>

</Rule>