Keep an eye on your system and the rest of the network
Monitor your Linux machine from the console or remotely using the syslog program and other utilities.
The syslog program monitors kernel and user events and routes messages based on what you want to do. These events can be minor things, such as the root logging in, or they can be serious, such as a hard drive failure, kernel panic, or reboot.
syslogd program gets started up at boot-time and uses the
/etc/syslogd.conf file to know what to do. Here's a sample configuration file:
# Log all kernel messages to the console. # Logging much else clutters up the screen. #kern.* /dev/console # Log anything (except mail) of level info or higher. # Don't ...