Using Nagios for small business infrastructure monitoring
Summary
Chris Hardie explains how Nagios provides a cost-effective, self-hosted infrastructure monitoring solution for a small business/SMB IT setup. He details what is monitored (hosts, services, DNS, SSL, backups, VPN), setup steps, and how alerts are managed via Slack, Pushover, and Healthchecks.io. The piece argues Nagios remains viable for small teams despite an older web interface, emphasizing low cost and controllable complexity.