e a class which identifies trusted clients
  &lt;Class trusted&gt;
    From a.b.c.d
    From e.f.g.h
  &lt;/Class&gt;

  &lt;IfModule mod_delay.c&gt;
    &lt;IfClass trusted&gt;
      DelayEngine off
    &lt;/IfClass&gt;

    &lt;IfClass !trusted&gt;
      DelayEngine on
    &lt;/IfClass&gt;
  &lt;/IfModule&gt;
</pre>
More information on defining classes can be found <a href="../howto/Classes.html">here</a>.

<p>
<b>Logging</b><br>
The <code>mod_delay</code> module supports <a href="../howto/Tracing.html">t