Interface errors high
Network interface reports elevated CRC / frame / carrier errors (physical layer) OR elevated packet drops (software ring/softirq layer). Tier red = critical (cable swap or kernel tuning urgent); tier yellow = warning.
Remediation
When this rule fires on one of your servers, the dashboard alert detail page renders the full remediation guidance: the command to run, what to verify after, and Furnace's annotation for your specific distro + hardware. Sign in at app.glassmkr.com to see the live alert.