start isqlplus&em of oracle

start isqlplus
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[oracle@lacl-001 ~]$isqlplusctl

iSQL*Plus 10.1.0.2.0
Copyright (c) 2004 Oracle. All rights reserved.
Invalid arguments

Unknown command option
Usage::
      isqlplusctl start| stop

[oracle@lacl-001 ~]$isqlplusctl start

iSQL*Plus 10.1.0.2.0
Copyright (c) 2004 Oracle. All rights reserved.
Starting iSQL*Plus ...
iSQL*Plus started.

[oracle@lacl-001 ~]$

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start em
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[oracle@lacl-001 ~]$emctl start dbconsole

TZ set to Asia/Chungking
Oracle Enterprise Manager 10g Database Control Release 10.1.0.2.0
Copyright (c) 1996, 2004 Oracle Corporation. All rights reserved.
http://localhost:5500/em/console/aboutApplication
Starting Oracle Enterprise Manager 10g Database Control
............................... started.

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Logs are generated in directory
/u01/app/oracle/product/10.1.0/db_1/lacl-001_TSH1/sysman/log
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