How to password protect your listener?

To avoid inadvertent stopping of your listener or to prevent unauthorized access to your listener, you may set up password protection for your listener. If you forget the password, do the worst. – hard kill the listener process from the OS – modify the listener.ora file by taking out the “PASSWORDS_LISTENER” parameter. – Restart the listener – Proceed with one of the following methods 1. … Continue reading How to password protect your listener?

How to re-establish logging if the listener.log isn’t logging without restarting listener?

For some reason if the listener.log was renamed (mv) or removed and listener will stop logging information to the logfile, one way to fix this issue is to restart the listener but it would require taking an outage. If one can’t restart the listener you can work around this issue by turning off log and turning it back on. $ rm listener.log $ touch listener.log … Continue reading How to re-establish logging if the listener.log isn’t logging without restarting listener?