ocr: Table 1.1 Failure categories. Category Source Examples Human error- Errors made by telephone Errors in company company, personnel cable maintenance power supply maintenance power monitoring facility or hardware board maintenance software versions (mismatches) tollowing software maintenance procedures (such as errors in patchi installations and contiguration changes; does not include: source. code changes) data entry Human error-others Errors made by people othert than Cable cuttings telephone company personnel Accidents (for example, cars: striking telephone poles or equipment) Acts of nature ...
