AppConfig

gistfile1.xml

<?xml version="1.0" encoding="utf-8" ?>
<configuration>
  <startup>
    <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5" />
  </startup>
  <system.diagnostics>
    <sources>
      <source name="MyCompany.Application" switchValue="All">
        <listeners>
          <add initializeData="output.txt" type="LoggingTesting.SimpleTraceListener, LoggingTesting, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null"
              name="myLocalListener" traceOutputOptions="DateTime" />
          <add name="consoleListener" />
          <add name="xmlListener" />
        </listeners>
      </source>
    </sources>
    <sharedListeners>
      <add initializeData="output.xml" type="System.Diagnostics.XmlWriterTraceListener"
          name="xmlListener" traceOutputOptions="Timestamp" />
      <add type="System.Diagnostics.ConsoleTraceListener" name="consoleListener"
          traceOutputOptions="Timestamp" />
    </sharedListeners>
  </system.diagnostics>
</configuration>