This is HTTP1.1 chunking. Tomcat can be configured to use HTTP1.0 for specific agents. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4009357#4009357 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4009357