顺利装好了oracle 10g，但启动错误~~

digitaller

LSNRCTL> start
Starting /oracle/product/10.1.0/db_1/bin/tnslsnr: please wait...

TNSLSNR for Linux: Version 10.1.0.2.0 - Production
System parameter file is /oracle/product/10.1.0/db_1/network/admin/listener.ora
Log messages written to /oracle/product/10.1.0/db_1/network/log/listener.log
Error listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=RHAS3)(PORT=1521)))
TNS-12542: TNS:address already in use
TNS-12560: TNS:protocol adapter error
  TNS-00512: Address already in use
   Linux Error: 98: Address already in use

Listener failed to start. See the error message(s) above...

如何解决阿？着急中~~~~~~~~~~~~~~~~

另外我想起用scott用户，应该怎么做。

Snoopy

./tnslsnr是什么工具来的 ?