Monitors the DNS servers for all network adapters.
This monitor verifies that the DNS servers for all network adapters resolve to ping requests.
IntervalSeconds: How frequently the monitor is run (seconds)
Error Threshold: threshold that must be exceeded to trigger an error alert
WarnThreshold: threshold that must be exceeded to trigger a warning alert
Possible causes include the following:
The DNS servers are not reachable.
There is a problem with one or more network adapters.
Ensure that the DNS Servers for all network adapters are correct.
Ensure that the DNS Servers for all network adapters are online and functioning correctly.
Ensure that there are no problems with the network adapters.
Target | Microsoft.Windows.Server.2012.R2.AD.DomainControllerRole | ||
Parent Monitor | System.Health.ConfigurationState | ||
Category | Custom | ||
Enabled | True | ||
Alert Generate | True | ||
Alert Severity | MatchMonitorHealth | ||
Alert Priority | Normal | ||
Alert Auto Resolve | True | ||
Monitor Type | Microsoft.Windows.Server.2012.R2.AD.Configuration.NetworkAdapters.DNS.Monitortype | ||
Remotable | False | ||
Accessibility | Public | ||
Alert Message |
| ||
RunAs | Default |
<UnitMonitor ID="Microsoft.Windows.Server.2012.R2.AD.Configuration.NetworkAdapters.DNS.Monitor" Accessibility="Public" Enabled="true" Target="AD2012R2Core!Microsoft.Windows.Server.2012.R2.AD.DomainControllerRole" ParentMonitorID="SystemHealth!System.Health.ConfigurationState" Remotable="false" Priority="Normal" TypeID="Microsoft.Windows.Server.2012.R2.AD.Configuration.NetworkAdapters.DNS.Monitortype" ConfirmDelivery="false">
<Category>Custom</Category>
<AlertSettings AlertMessage="Microsoft.Windows.Server.2012.R2.AD.Configuration.NetworkAdapters.DNS.Monitor.AlertMessage">
<AlertOnState>Warning</AlertOnState>
<AutoResolve>true</AutoResolve>
<AlertPriority>Normal</AlertPriority>
<AlertSeverity>MatchMonitorHealth</AlertSeverity>
<AlertParameters>
<AlertParameter1>$Data/Context/Property[@Name='ErrorString']$</AlertParameter1>
</AlertParameters>
</AlertSettings>
<OperationalStates>
<OperationalState ID="AdaptersOK" MonitorTypeStateID="AdaptersOK" HealthState="Success"/>
<OperationalState ID="AdaptersWarn" MonitorTypeStateID="AdaptersWarn" HealthState="Warning"/>
<OperationalState ID="AdaptersError" MonitorTypeStateID="AdaptersError" HealthState="Error"/>
</OperationalStates>
<Configuration>
<IntervalSeconds>300</IntervalSeconds>
<TimeoutSeconds>300</TimeoutSeconds>
<ErrorThreshold>0</ErrorThreshold>
<WarnThreshold>2</WarnThreshold>
</Configuration>
</UnitMonitor>