Oracle 9i use C/S console, while Oracle 10g use B/S console.Oracle 9i --------------------- DB start and console start:$lsnrctl start $dbstart./oemapp dbastudiooracle 10g: ------------------------------DB start and console start:1. Navigate into your $ORACLE_HOME/bin Directory 2. Issue the following statement: $lsnrctl start $dbstart $./emctl start dbconsole http://host.domain:5500/em Starting iSQL*Plus $isqlplusctl start http://host.domain:5560/isqlplus