Status of the complete plant (highest alarm). One of (1) unknown - status has not yet been defined (2) normal - there are no activated alarms (3) warning - OA, lowest level of 'abnormal' status (4) minor - A3 (5) major - MA (6) critical - CA, highest level of 'abnormal' status (7) unmanaged (8) restricted (9) testing (10) disabled
Sources for this description
Multiple manufacturers; see the original MIB MIB copies (LibreNMS/Observium Community)