<?xml version="1.0" encoding="utf-8" ?>
<configuration>

  <system.net>
    <settings>
      <socket
        alwaysUseCompletionPortsForAccept="true"
        alwaysUseCompletionPortsForConnect="true"
       />
    </settings>
  </system.net>

  <system.diagnostics>
    <sources>
      <source name="System.Net.Sockets">
        <listeners>
          <add name="Sockets"/>
        </listeners>
      </source>
    </sources>

    <switches>
      <!-- The value tag below is a TraceLevel enumeration. Change it to start logging. -->
      <add name="System.Net.Sockets" value="Off" />
    </switches>

    <sharedListeners>
      <add name="Sockets" type="System.Diagnostics.TextWriterTraceListener" 
        initializeData="Sockets.log"/>
    </sharedListeners>

    <trace autoflush="true" />

  </system.diagnostics>

</configuration>