Question: how to start lsnrctl services in linux?
Answer: Log on to the host where the Oracle database resides. Change to the following directory: Solaris: Oracle_HOME/bin. Windows: Oracle_HOME\bin. To start the listener service, type the following command: Solaris: lsnrctl START. Windows: LSNRCTL. ...  Repeat step 3 to verify that the TNS listener is running.