Perda de Comunicação da Relação do Servidor de Failover do DHCP Server 2016 e superior com o Monitor do Servidor Parceiro

Microsoft.Windows.DHCPServer.10.0.FailoverServerWatcher.UnitMonitor.LostCommunicationWithfailoverPartnerServer (UnitMonitor)

Knowledge Base article:

Resumo

Uma relação de failover pode ser vista como um link de parceria entre dois servidores.

Quando o servidor detecta uma perda de comunicação com o servidor parceiro para uma relação de failover.

Essa situação alterará o estado do monitor para erro.

Causas

Verifique se o servidor parceiro está em execução ou se a comunicação com o servidor local é possível.

Resoluções

Verifique se você consegue se comunicar com o Servidor Parceiro de Failover usando um comando Ping.

Element properties:

TargetMicrosoft.Windows.DHCPServer.10.0.FailoverServerWatcher
Parent MonitorSystem.Health.AvailabilityState
CategoryStateCollection
EnabledTrue
Alert GenerateTrue
Alert SeverityMatchMonitorHealth
Alert PriorityNormal
Alert Auto ResolveTrue
Monitor TypeMicrosoft.Windows.2SingleEventLog2StateMonitorType
RemotableTrue
AccessibilityPublic
Alert Message
A Relação do Servidor de Failover do DHCP Server 2016 e superior relatou uma perda de comunicação com o servidor parceiro
{0}
RunAsDefault

Source Code:

<UnitMonitor ID="Microsoft.Windows.DHCPServer.10.0.FailoverServerWatcher.UnitMonitor.LostCommunicationWithfailoverPartnerServer" Accessibility="Public" Enabled="true" Target="Microsoft.Windows.DHCPServer.10.0.FailoverServerWatcher" ParentMonitorID="Health!System.Health.AvailabilityState" Remotable="true" Priority="Normal" TypeID="Windows!Microsoft.Windows.2SingleEventLog2StateMonitorType" ConfirmDelivery="true">
<Category>StateCollection</Category>
<AlertSettings AlertMessage="Microsoft.Windows.DHCPServer.10.0.FailoverServerWatcher.UnitMonitor.LostCommunicationWithfailoverPartnerServer.AlertMessage">
<AlertOnState>Error</AlertOnState>
<AutoResolve>true</AutoResolve>
<AlertPriority>Normal</AlertPriority>
<AlertSeverity>MatchMonitorHealth</AlertSeverity>
<AlertParameters>
<AlertParameter1>$Data/Context/EventDescription$</AlertParameter1>
</AlertParameters>
</AlertSettings>
<OperationalStates>
<OperationalState ID="FirstEventRaised" MonitorTypeStateID="FirstEventRaised" HealthState="Error"/>
<OperationalState ID="SecondEventRaised" MonitorTypeStateID="SecondEventRaised" HealthState="Success"/>
</OperationalStates>
<Configuration>
<FirstComputerName>$Target/Property[Type="Microsoft.Windows.DHCPServer.10.0.FailoverServerWatcher"]/PartnerServer$</FirstComputerName>
<FirstLogName>DhcpAdminEvents</FirstLogName>
<FirstExpression>
<And>
<Expression>
<Or>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="String">PublisherName</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="String">DHCP-Server</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="String">PublisherName</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="String">Microsoft-Windows-DHCP-Server</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
</Or>
</Expression>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="UnsignedInteger">EventDisplayNumber</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="UnsignedInteger">20252</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
</And>
</FirstExpression>
<SecondComputerName>$Target/Property[Type="Microsoft.Windows.DHCPServer.10.0.FailoverServerWatcher"]/PartnerServer$</SecondComputerName>
<SecondLogName>DhcpAdminEvents</SecondLogName>
<SecondExpression>
<And>
<Expression>
<Or>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="String">PublisherName</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="String">DHCP-Server</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="String">PublisherName</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="String">Microsoft-Windows-DHCP-Server</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
</Or>
</Expression>
<Expression>
<Or>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="UnsignedInteger">EventDisplayNumber</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="UnsignedInteger">20259</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="UnsignedInteger">EventDisplayNumber</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="UnsignedInteger">20260</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
</Or>
</Expression>
</And>
</SecondExpression>
</Configuration>
</UnitMonitor>