diff --git a/doc/user/commandlog.htm b/doc/user/commandlog.htm
index 2dcd7216..bff36ae1 100644
--- a/doc/user/commandlog.htm
+++ b/doc/user/commandlog.htm
@@ -35,6 +35,11 @@ started. In order to make this work a ServerOption with the name logstartfile
 must exist in the instrument configuration file. The value of this option 
  must be the full path name of the file to execute.   
 </P>
+<p>
+<b>Note:</b> with the command <it>config listen 1</it> you can have the output 
+to the command log printed into your client, too. With <it>config listen 0</it> you can switch this off again. This is useful for listening into  a running 
+ instrument.
+</p>
 </BODY>
 </HTML>