6.12.4 Listener Configuration and the listener.ora File

In Oracle RAC environments, Oracle recommends that you let the Oracle Agent manage Oracle listeners for Oracle Databases.

Note:

If you enable GNS, then you do not have to manually configure the listener.

• Local Listener for an Oracle RAC Database
  The local listener, or default listener, is located in the Grid home when you have Oracle Grid Infrastructure installed.
• Remote Listeners for an Oracle RAC Database
  A remote listener is a listener residing on one computer that redirects connections to a database instance on another computer.
• Managing Multiple Listeners for an Oracle RAC Database
  In Oracle RAC environments, Oracle recommends that you let the Oracle Agent manage the Oracle listeners for the databases.
• How Oracle Database Uses the Listener File (listener.ora)
  The listener.ora file is the configuration file for a listener.