<system.diagnostics>
<sources>
<source name="System.ServiceModel.MessageLogging" switchValue="Off0 , ActivityTracing">
<listeners>
<add name="ServiceModelTraceListener" />
</listeners>
</source>
<source name="System.ServiceModel" switchValue="Off0 ,ActivityTracing">
<listeners>
<add name="ServiceModelTraceListener" />
</listeners>
</source>
<source name="System.Runtime.Serialization" switchValue="Off0 ,ActivityTracing">
<listeners>
<add name="ServiceModelTraceListener" />