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Skype for Business Server Audio/Video Conferencing to Skype for Business Server Conferencing Announcement connectivity

Microsoft.LS.2015.Monitoring.UnitMonitor.PairedEvent.AVConf.AVMCU_E_CAS_UNREACHABLE_ALARM (UnitMonitor)

Knowledge Base article:

Summary

The Audio/Video Conferencing Server cannot add Conferencing Announcement Service to a conference.

Causes

The Audio/Video Conferencing Server is not able to reach the Conferencing Announcement Service. This may be due to network connectivity issues or unavailability of the Conferencing Announcement Service. Conference Announcements in audio/audio-video conferences will be unavailable due to this issue. PSTN dial in users will be impacted, as they will be unable to exercise DTMF controls and other PSTN dial in conferencing functionality while in the conference.

Resolutions

Resolution=Please ensure network connectivity and availability of the Conferencing Announcement Service for the Audio/Video Conferencing Server to be able to function correctly. For additional information to troubleshoot the issue, please look at the events AVMCU_E_CAS_UNREACHABLE (Event ID: 32083).

Element properties:

TargetMicrosoft.LS.2015.Component.AVConf
Parent MonitorSystem.Health.AvailabilityState
CategoryAvailabilityHealth
EnabledTrue
Alert GenerateTrue
Alert SeverityError
Alert PriorityNormal
Alert Auto ResolveTrue
Monitor TypeMicrosoft.LS.2015.MonitorType.PairedEvent.Simple
RemotableTrue
AccessibilityPublic
Alert Message
[Skype] The Audio/Video Conferencing Server cannot add Conferencing Announcement Service to a conference.
{0}

Please see the 'Product Knowledge' and the 'Alert Context' tab on Alert Properties view for more information.
RunAsDefault

Source Code:

<UnitMonitor ID="Microsoft.LS.2015.Monitoring.UnitMonitor.PairedEvent.AVConf.AVMCU_E_CAS_UNREACHABLE_ALARM" Accessibility="Public" Enabled="true" Target="Microsoft.LS.2015.Component.AVConf" ParentMonitorID="Health!System.Health.AvailabilityState" Remotable="true" Priority="Normal" TypeID="Microsoft.LS.2015.MonitorType.PairedEvent.Simple" ConfirmDelivery="true">

  <Category>AvailabilityHealth</Category>

  <AlertSettings AlertMessage="Alert_The_Audio_Video_Conferencing_Server_cannot_add_Conferencing_Announcement_Service_to_a_conference.">

    <AlertOnState>Error</AlertOnState>

    <AutoResolve>true</AutoResolve>

    <AlertPriority>Normal</AlertPriority>

    <AlertSeverity>Error</AlertSeverity>

    <AlertParameters>

      <AlertParameter1>$Data/Context/EventDescription$</AlertParameter1>

    </AlertParameters>

  </AlertSettings>

  <OperationalStates>

    <OperationalState ID="Microsoft.LS.2015.Monitoring.UnitMonitor.PairedEvent.AVConf.AVMCU_E_CAS_UNREACHABLE_ALARM.Success" MonitorTypeStateID="SuccessEventRaised" HealthState="Success"/>

    <OperationalState ID="Microsoft.LS.2015.Monitoring.UnitMonitor.PairedEvent.AVConf.AVMCU_E_CAS_UNREACHABLE_ALARM.Error" MonitorTypeStateID="ErrorEventRaised" HealthState="Error"/>

  </OperationalStates>

  <Configuration>

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

    <LogName>Lync Server</LogName>

    <SuccessExpression>

      <Or>

        <Expression>

          <And>

            <Expression>

              <SimpleExpression>

                <ValueExpression>

                  <XPathQuery Type="UnsignedInteger">EventDisplayNumber</XPathQuery>

                </ValueExpression>

                <Operator>Equal</Operator>

                <ValueExpression>

                  <Value Type="UnsignedInteger">32085</Value>

                </ValueExpression>

              </SimpleExpression>

            </Expression>

            <Expression>

              <SimpleExpression>

                <ValueExpression>

                  <XPathQuery Type="String">PublisherName</XPathQuery>

                </ValueExpression>

                <Operator>Equal</Operator>

                <ValueExpression>

                  <Value Type="String">LS Audio-Video Conferencing Server</Value>

                </ValueExpression>

              </SimpleExpression>

            </Expression>

          </And>

        </Expression>

        <Expression>

          <And>

            <Expression>

              <SimpleExpression>

                <ValueExpression>

                  <XPathQuery Type="UnsignedInteger">EventDisplayNumber</XPathQuery>

                </ValueExpression>

                <Operator>Equal</Operator>

                <ValueExpression>

                  <Value Type="UnsignedInteger">32001</Value>

                </ValueExpression>

              </SimpleExpression>

            </Expression>

            <Expression>

              <SimpleExpression>

                <ValueExpression>

                  <XPathQuery Type="String">PublisherName</XPathQuery>

                </ValueExpression>

                <Operator>Equal</Operator>

                <ValueExpression>

                  <Value Type="String">LS Audio-Video Conferencing Server</Value>

                </ValueExpression>

              </SimpleExpression>

            </Expression>

          </And>

        </Expression>

      </Or>

    </SuccessExpression>

    <ErrorExpression>

      <And>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="UnsignedInteger">EventDisplayNumber</XPathQuery>

            </ValueExpression>

            <Operator>Equal</Operator>

            <ValueExpression>

              <Value Type="UnsignedInteger">32084</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="String">PublisherName</XPathQuery>

            </ValueExpression>

            <Operator>Equal</Operator>

            <ValueExpression>

              <Value Type="String">LS Audio-Video Conferencing Server</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

      </And>

    </ErrorExpression>

  </Configuration>

</UnitMonitor>