A configuration file for the listener that specifies the following:
Listener name
Protocol addresses it is accepting connection requests on
Services (database or non-database service) it is listening for
The listener.ora file must reside in one of the following locations:
The directory specified
by the TNS_ADMIN
environment variable If the TNS_ADMIN
environment variable is not defined as a variable on Windows NT, it may
be in the registry.
The node's global configuration
directory. For Sun Solaris, this directory
is /var/opt/oracle
. Windows NT does not have a central directory.
The $ORACLE_HOME/network/admin
directory on UNIX or the ORACLE_HOME\network\admin
directory on Windows operating systems.
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Note: Oracle9i and Oracle8i databases do not require identification of the database service because of service registration. However, static service configuration is required if you plan to use Oracle Enterprise Manager to monitor the database. |