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RFO (Reason for Outage)
artifactThe formal post-incident document a carrier, network provider or MSP sends a customer explaining why service was unavailable, for how long, how it was restored and what prevents recurrence. An RFO is a customer-facing RCA under telecom and managed-service vocabulary, and it is normally a contractual deliverable tied to SLA credits.
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Root causeContributing factorTrigger, propagation, failureCausal chainEvidence indexSev1 / Sev2Post-incident reviewBlameless postmortemKnown errorProblem recordCause codeCAPAMTTIMTTDMTTRTime to RCARCA SLAService creditChange attributionService ownership mapCMDBTopologyTelemetry coverageAbstentionConfidence statementVPC deploymentAir-gappedData egressExpert podReplay bake-offOutcome-based pricingManaged serviceHuman-in-the-loop sign-offITSM