Hi Lennart,
I'm seeing it just fine -
http://community.jboss.org/servlet/JiveServlet/downloadImage/2-583080-11199/450-327/esb_gateway_listener.jpg
What version of ESB is your configuration file targeted for? 1.3 or earlier?
You can tell from the source tab by looking at the top for the schema used in the xmlns attribute of jbossesb -
xmlns="http://anonsvn.labs.jboss.com/labs/jbossesb/trunk/product/etc/schemas/xml/jbossesb-1.3.0.xsd"
--Fitz
