Ontology support of continuity of IT-services in information and telecommunications systems

The article discusses the possibility of using ontologies to manage processes to ensure continuity of operations and accessibility of IT-services under conditions of disruption of information and telecommunications system (ITS) functioning by internal and external negative factors. The article provides a basic set of concepts that describe properties of ITS components, processes, situations, scenarios, and relations between them when restoring the native mode of support of it services.