Some DNS Servers used by DA for name resolution are not responding
One or more enterprise DNS servers used by DirectAccess clients for name resolution are not available.
1. Enterprise DNS servers are not available.
2. ICMP is disabled on enterprise DNS servers
1. Verify network connectivity to DNS servers.
2. Ensure DNS servers are online and responding to name resolution requests.
3. Verify DNS server settings.
Note: Operations status is updated in accordance with the configured refresh interval. Clicking Refresh to manually update status does not update the status of the DNS resolution and ICMP reachability checks.
Target | Microsoft.Windows.RemoteAccess.2012.R2.Class.DNS | ||
Parent Monitor | System.Health.AvailabilityState | ||
Category | Custom | ||
Enabled | True | ||
Alert Generate | True | ||
Alert Severity | Error | ||
Alert Priority | Normal | ||
Alert Auto Resolve | True | ||
Monitor Type | Microsoft.Windows.RemoteAccess.2012.R2.Monitor.HeuristicMonitorType | ||
Remotable | True | ||
Accessibility | Public | ||
Alert Message |
| ||
RunAs | Default |
<UnitMonitor ID="Microsoft.Windows.RemoteAccess.2012.R2.Monitor.DA_DNS_HEURISTIC_UNREACHABLE" Accessibility="Public" Enabled="true" Target="Microsoft.Windows.RemoteAccess.2012.R2.Class.DNS" ParentMonitorID="Health!System.Health.AvailabilityState" Remotable="true" Priority="Normal" TypeID="Microsoft.Windows.RemoteAccess.2012.R2.Monitor.HeuristicMonitorType" ConfirmDelivery="true">
<Category>Custom</Category>
<AlertSettings AlertMessage="Microsoft.Windows.RemoteAccess.2012.R2.Monitor.DA_DNS_HEURISTIC_UNREACHABLE_AlertMessageResourceID">
<AlertOnState>Warning</AlertOnState>
<AutoResolve>true</AutoResolve>
<AlertPriority>Normal</AlertPriority>
<AlertSeverity>Error</AlertSeverity>
<AlertParameters>
<AlertParameter1>$Data/Context/DataItem/Property[@Name='ErrorDesc']$</AlertParameter1>
<AlertParameter2>$Data/Context/DataItem/Property[@Name='ErrorCause']$</AlertParameter2>
<AlertParameter3>$Data/Context/DataItem/Property[@Name='ErrorResolution']$</AlertParameter3>
</AlertParameters>
</AlertSettings>
<OperationalStates>
<OperationalState ID="UIGeneratedOpStateId621cc76dd06a45b0af37da459cda838b" MonitorTypeStateID="Error" HealthState="Error"/>
<OperationalState ID="UIGeneratedOpStateId50da659896184f0ab5690d27bfa42d27" MonitorTypeStateID="Warning" HealthState="Warning"/>
<OperationalState ID="UIGeneratedOpStateIdd2fab6bdd4924eb69eb35f94c26c7b60" MonitorTypeStateID="Healthy" HealthState="Success"/>
</OperationalStates>
<Configuration>
<Interval>300</Interval>
<SyncTime/>
<ComponentName>Dns</ComponentName>
<HeuristicId>2147811329</HeuristicId>
</Configuration>
</UnitMonitor>