Few Important Ora listener commands

In this article we will learn few basic LSNRCTL commands .these commands may be very common for DBAs but for NON-DBA it is good to know these basic DB command .If you run command : lsnrctl help this will return list of available listener commands . 

Screenshot of listener help command for Oracle 12c Database -

Lets learn few frequently used commands 

1.  Get list of services -

If you want to check what are all services running  you can check with below command.

command will return like output shared in below screenshot - 

      Command :  lsnrctl services

2. Check listener status -

If we want to check if litner is running or not we can use below command , command will return the output like shared below -

Command :  lsnrctl status

3. Start Oracle listener -

If the Oracle listener is not running, start the listener using below command, This will start all the listeners. If you want to start a specific listener, specify the listener name next to start

Command : lsnrctl start

4. Stop Oracle listener

Command :  lsnrctl stop