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Monitoring of external endpoints

This section lists the alerts for monitoring of external endpoints.

• ExternalEndpointDown

• ExternalEndpointTCPFailure

• ExternalEndpointTargetDown

• SSLCertExpirationMedium

• SSLCertExpirationHigh

• SSLProbesFailing

• SSLProbeTargetDown

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ExternalEndpointDown

Severity	Critical
Summary	External endpoint is down.
Description	The {{ $labels.instance }} external endpoint probed by the {{ $labels.job }} job is not accessible for the last 2 minutes.

ExternalEndpointTCPFailure

Severity	Critical
Summary	Failure to establish a TCP or TLS connection.
Description	The system cannot establish a TCP or TLS connection to {{ $labels.instance }} probed by the {{ $labels.job }} job.

ExternalEndpointTargetDown

Severity	Critical
Summary	{{ $labels.instance }} external endpoint target down.
Description	Prometheus fails to probe the {{ $labels.instance }} external endpoint.

SSLCertExpirationMedium

Severity	Major
Summary	SSL certificate expires on {{ $value | humanizeTimestamp }}
Description	The SSL certificate for {{ $labels.instance }} expires on {{ $value | humanizeTimestamp }}, less than 30 days are left.

SSLCertExpirationHigh

Severity	Critical
Summary	SSL certificate expires on {{ $value | humanizeTimestamp }}
Description	The SSL certificate for {{ $labels.instance }} expires on {{ $value | humanizeTimestamp }}, less than 10 days are left.

SSLProbesFailing

Severity	Critical
Summary	SSL certificate probes are failing.
Description	The SSL certificate probes for {{ $labels.instance }} are failing.

SSLProbeTargetDown

Severity	Critical
Summary	{{ $labels.instance }} SSL target down.
Description	Prometheus fails to probe the {{ $labels.instance }} SSL endpoint.