Watching your systems with Nagios
Nagios monitors your network and provides early warning for problems with hosts and services.
Some high-end network monitoring solutions sell for thousands of dollars, and they may well be worth the money if they can keep an enterprise-grade network functioning smoothly. But if you’re looking for a steady, versatile tool that will inform you about events of your network and won’t blow your budget, the free monitoring application Nagios may be the answer.
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