Hi Mugdho, EPR = EndPoint Reference There are some notes on what an endpoint is classed as, on the esb wiki. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3967711#3967711 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3967711