bin/XEtemplates/Connection Tracking.xml

<event_sessions xmlns="http://schemas.microsoft.com/sqlserver/2008/07/extendedeventconfig">
  <event_session name="Connection Tracking" maxMemory="4" eventRetentionMode="allowSingleEventLoss" trackCausality="true" dispatchLatency="30" maxEventSize="0" memoryPartitionMode="none">
    <templateCategory>
      <!-- _locID_text="templateCategory" _locComment = "" -->System Monitoring</templateCategory>
    <templateName>
      <!-- _locID_text = "templateName" _locComment = "" -->Connection Tracking</templateName>
    <templateDescription>
      <!-- _locID_text = "templateDescription" _locComment = "" -->Tracks connection activity for a server. Normal connection activity is tracked using the login and logout events</templateDescription>
    <event package="sqlserver" name="login">
      <action package="sqlserver" name="client_app_name" />
      <action package="sqlserver" name="client_connection_id" />
      <action package="sqlserver" name="client_hostname" />
      <action package="sqlserver" name="context_info" />
      <parameter name="collect_options_text" value="1" />
    </event>
    <event package="sqlserver" name="logout">
      <action package="sqlserver" name="client_app_name" />
      <action package="sqlserver" name="client_connection_id" />
      <action package="sqlserver" name="client_hostname" />
      <action package="sqlserver" name="context_info" />
      <action package="sqlserver" name="session_id" />
    </event>
    <target package="package0" name="ring_buffer" />
  </event_session>
</event_sessions>