Abstract: Data auditing and consistency checking is a main task in telecom revenue assurance process. Based on the data flow chart of business process, when analyzing the data characteristics, an approach for data auditing and consistency checking is proposed. The rules for checking data integrity, consistency and data balance relationships are defined and designed. Practice proves that this data qualification and assurance method enables the Telecom Carrier to discover the problems due to the informal business process.

Key words: revenue assurance, business process, data flow, data auditing and checking, function/mapping, data integrity, data consistency