Start Console on Oracle9i VS Oracle10G

Oracle 9i use C/S console, while Oracle 10g use B/S console.

Oracle 9i 

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DB start and console start:

$lsnrctl start
$dbstart

./oemapp dbastudio

oracle 10g:

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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