To determine or change the database that the JBOSS service is poiting to you can navigate to the tnsnames.ora file on the JBOSS Server. This file is locatied under a path simmilar to: C:\Program Files\Centricity Practice Solution\jboss\OracleIC\network\ADMIN. Once you locate this file you can open the file and determine or change the host name that points to the database that JBOSS is connecting to. Note: if this value is change the JBOSS service will neee dto be restarted.