1: Install jdk1.4.2 unzip j2sdk1.4.2_06.rar to C:\ 2: Install OC4J unzip oc4j.rar to D:\ Run D:\oc4j\OC4JDaemonInst.BAT 3: Publish Webservice copy \server\Webservice_OC4J\epb_WebService.ear d:\oc4j\j2ee\home\applications copy \server\Webservice_OC4J\config\*.* d:\oc4j\j2ee\home\config 4: Start OC4J Service OC4JDaemon modify db connect setting d:\oc4j\j2ee\home\applications\epb_WebService\WebServices\WEB-INF\classes\mypackage\db.properties 5: Restart OC4J Service 6: Install Client \client\setup\setup.exe